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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="theme-color" content="#632682">
<meta name="description" content="ARIES LAB — Applied Research in Software Engineering Laboratory, Institute of Computing, UFBA.">
<title>ARIES LAB · Applied Research in Software Engineering</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Exo:wght@400;500;600;700;800&family=Raleway:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,500&display=swap" rel="stylesheet">
<style>
:root{
--font-heading:'Exo',sans-serif;
--font-body:'Raleway',sans-serif;
/* ---- light theme ---- */
--bg:#FAF8FB;
--bg-soft:#F2E9F6;
--surface:#FFFFFF;
--surface-alt:#F6EFFA;
--text:#1E1929;
--text-muted:#5B5570;
--primary:#632682;
--primary-strong:#4B1D63;
--primary-tint:#D5C5DE;
--secondary:#232957;
--border:#E4D8ED;
--shadow:0 24px 50px -28px rgba(35,41,87,0.32);
--line:rgba(99,38,130,0.32);
--star:#632682;
--chip-bg:#F1E8F6;
--chip-text:#4B1D63;
--on-dark:#F4EDFA;
--ink-invert:#ffffff;
}
[data-theme="dark"]{
--bg:#100C19;
--bg-soft:#1A1327;
--surface:#1B1526;
--surface-alt:#221A31;
--text:#F1EAF7;
--text-muted:#B2A5C7;
--primary:#CB9EE6;
--primary-strong:#E9D3F5;
--primary-tint:#33274A;
--secondary:#8C97DA;
--border:#31263F;
--shadow:0 25px 60px -25px rgba(0,0,0,0.7);
--line:rgba(203,158,230,0.32);
--star:#E9D3F5;
--chip-bg:#291F3A;
--chip-text:#E9D3F5;
--on-dark:#F4EDFA;
--ink-invert:#100C19;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
margin:0;background:var(--bg);color:var(--text);
font-family:var(--font-body);line-height:1.65;-webkit-font-smoothing:antialiased;
transition:background .3s ease,color .3s ease;
}
h1,h2,h3,h4,h5{font-family:var(--font-heading);margin:0;letter-spacing:.008em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
section{position:relative;}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px;}
.skip-link{
position:absolute;left:-999px;top:auto;background:var(--primary);color:#fff;
padding:10px 18px;border-radius:8px;z-index:999;font-weight:700;font-size:.85rem;
}
.skip-link:focus{left:16px;top:16px;}
.eyebrow{
font-family:var(--font-heading);font-size:.76rem;font-weight:700;
letter-spacing:.2em;text-transform:uppercase;color:var(--primary);
display:inline-flex;align-items:center;gap:8px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--primary);display:inline-block;}
/* ================= HEADER ================= */
header{
position:sticky;top:0;z-index:100;
background:color-mix(in srgb, var(--bg) 86%, transparent);
backdrop-filter:blur(14px);border-bottom:1px solid var(--border);
}
.nav-inner{max-width:1180px;margin:0 auto;padding:14px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand-group {display:flex; align-items:center; gap:16px;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-weight:800;font-size:1.08rem;letter-spacing:.03em;}
.divider {width:1px; height:36px; background:var(--border);}
nav.primary-nav{display:flex;align-items:center;gap:2px;}
nav.primary-nav .navlink{
font-size:.88rem;font-weight:600;color:var(--text-muted);padding:9px 13px;border-radius:20px;transition:.2s;
}
nav.primary-nav .navlink:hover{color:var(--primary);background:var(--chip-bg);}
.controls{display:flex;align-items:center;gap:10px;}
.lang-toggle{display:flex;background:var(--chip-bg);border-radius:20px;padding:3px;border:1px solid var(--border);}
.lang-toggle button{
border:none;background:transparent;color:var(--text-muted);font-size:.74rem;font-weight:700;
letter-spacing:.04em;padding:6px 11px;border-radius:16px;cursor:pointer;transition:.2s;
}
.lang-toggle button.active{background:var(--primary);color:#fff;}
.icon-btn{
width:34px;height:34px;border-radius:50%;border:1px solid var(--border);background:var(--surface);
color:var(--text);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s;
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);}
.icon-btn svg{width:16px;height:16px;}
.icon-btn .moon{display:none;}
[data-theme="dark"] .icon-btn .sun{display:none;}
[data-theme="dark"] .icon-btn .moon{display:block;}
.menu-toggle{display:none;}
/* ================= HERO ================= */
.hero{
padding:88px 0 90px;overflow:hidden;position:relative;
background:
radial-gradient(ellipse 900px 460px at 88% -12%, color-mix(in srgb, var(--primary) 20%, transparent), transparent 65%),
radial-gradient(ellipse 650px 460px at -8% 30%, color-mix(in srgb, var(--secondary) 16%, transparent), transparent 60%);
}
.hero-grid{display:flex;flex-direction:column;align-items:center;text-align:center;max-width:850px;margin:0 auto;}
.hero h1{
font-size:clamp(2.3rem,4.4vw,3.5rem);font-weight:800;line-height:1.08;margin:16px 0 20px;
}
.hero h1 em{
font-style:normal;
background:linear-gradient(120deg,var(--secondary),var(--primary) 70%);
-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.desc{color:var(--text-muted);font-size:1.05rem;max-width:56ch;margin:0 auto 34px auto;}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;}
.btn{
display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:30px;
font-weight:700;font-size:.9rem;cursor:pointer;border:1px solid transparent;transition:.2s;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-strong);transform:translateY(-1px);}
[data-theme="dark"] .btn-primary{color:var(--ink-invert);}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);}
/* ================= COLLAB STRIP ================= */
.collab{padding:56px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--surface);}
.collab-inner{display:flex;flex-direction:column;align-items:center;text-align:center;gap:28px;}
.collab h2{font-size:1.3rem;font-weight:700;margin-bottom:6px;}
.collab p{color:var(--text-muted);max-width:62ch;font-size:.95rem;margin:0 auto;}
.uni-list{display:flex;gap:48px;flex-wrap:wrap;align-items:center;justify-content:center;margin-top:10px;}
.uni-logo{height:64px;width:auto;opacity:0.6;transition:all .3s ease;filter:grayscale(100%);display:block;}
.uni-logo:hover{opacity:1;filter:grayscale(0%);transform:scale(1.05);}
[data-theme="dark"] .uni-logo{opacity:0.8;filter:grayscale(100%) drop-shadow(0px 0px 10px rgba(255,255,255,0.25));}
[data-theme="dark"] .uni-logo:hover{opacity:1;filter:grayscale(0%) drop-shadow(0px 0px 15px rgba(255,255,255,0.4));}
.sponsorship{padding:56px 0;border-bottom:1px solid var(--border);}
.sponsorship-inner{text-align:center;}
.sponsor-list{display:flex;gap:44px;flex-wrap:wrap;align-items:center;justify-content:center;margin-top:32px;}
.sponsor-logo{height:52px;width:auto;max-width:180px;object-fit:contain;opacity:.75;transition:.3s;}
.sponsor-logo:hover{opacity:1;transform:scale(1.05);}
[data-theme="dark"] .sponsor-logo{background:#fff;padding:6px 12px;border-radius:8px;}
/* ================= SECTION HEAD ================= */
.section-head{max-width:66ch;margin-bottom:40px;}
.section-head h2{font-size:clamp(1.7rem,2.8vw,2.25rem);font-weight:800;margin-top:10px;line-height:1.15;}
.section-head p{color:var(--text-muted);margin-top:14px;font-size:1rem;}
/* ================= RESEARCH LINES ================= */
.lines{padding:84px 0;background:var(--bg-soft);}
.interest-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;}
.interest-card{flex:0 1 calc((100% - 40px) / 3); background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px 22px;transition:.25s; min-width:280px;}
.interest-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--primary-tint);}
.interest-card .icon{width:36px;height:36px;color:var(--primary);margin-bottom:12px;}
.interest-card h3{font-size:1.05rem;font-weight:700;margin:9px 0 7px;}
.interest-card p{color:var(--text-muted);font-size:.88rem;}
/* ================= PEOPLE ================= */
.people{padding:84px 0;}
.people-tabs{display:flex;justify-content:center;gap:12px;margin-bottom:36px;flex-wrap:wrap;}
.people-tab-btn{
background:var(--surface-alt);border:1px solid var(--border);color:var(--text-muted);
font-weight:700;font-size:.85rem;padding:10px 18px;border-radius:24px;cursor:pointer;
transition:.2s;
}
.people-tab-btn:hover{border-color:var(--primary);color:var(--primary);}
.people-tab-btn.active{background:var(--primary);color:#fff;border-color:var(--primary);}
[data-theme="dark"] .people-tab-btn.active{color:var(--ink-invert);}
.people-group{display:none;animation:fadeIn .4s ease;}
.people-group.active{display:block;}
.people-group h3{display:none;}
@keyframes fadeIn {
from{opacity:0;transform:translateY(10px);}
to{opacity:1;transform:translateY(0);}
}
.people-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(178px,1fr));gap:18px;}
.person-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px;text-align:center;transition:.2s;}
.person-card:hover{border-color:var(--primary);box-shadow:var(--shadow);}
.person-card .avatar{
width:68px;height:68px;border-radius:50%;margin:0 auto 10px;
border:2px solid var(--primary-tint);background:var(--surface-alt);
display:flex;align-items:center;justify-content:center;color:var(--text-muted);
}
.person-card .avatar svg{width:36px;height:36px;fill:currentColor;}
.person-card h4{font-size:.9rem;font-weight:700;}
.person-card .aff{font-size:.72rem;color:var(--text-muted);margin-top:2px;letter-spacing:.02em;}
.person-links{display:flex;justify-content:center;gap:5px;margin-top:9px;flex-wrap:wrap;}
.person-links a{font-size:.64rem;font-weight:700;background:var(--chip-bg);color:var(--chip-text);padding:3px 8px;border-radius:9px;transition:.2s;}
.person-links a:hover{background:var(--primary);color:#fff;}
.former-list{display:flex;flex-wrap:wrap;gap:9px;}
.former-chip{background:var(--surface-alt);border:1px solid var(--border);border-radius:20px;padding:8px 15px;font-size:.83rem;}
.former-chip .aff-tag{color:var(--text-muted);font-size:.72rem;margin-left:4px;}
/* ================= PRODUCTION / PUBLICATIONS ================= */
.production{padding:84px 0;background:var(--bg-soft);}
.chart-panel{
display:grid;grid-template-columns:1.4fr 1fr;gap:28px;margin-bottom:52px;
}
.chart-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:26px 26px 20px;}
.chart-card h4{font-size:.92rem;font-weight:700;margin-bottom:4px;}
.chart-card .sub{font-size:.78rem;color:var(--text-muted);margin-bottom:20px;}
.bars{display:flex;align-items:flex-end;gap:10px;height:150px;}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;}
.bar-col .bar{
width:100%;max-width:34px;border-radius:6px 6px 3px 3px;
background:linear-gradient(180deg,var(--primary),var(--secondary));
position:relative;transition:.3s;
}
.bar-col .val{font-size:.68rem;font-weight:700;color:var(--text-muted);margin-bottom:6px;}
.bar-col .yr{font-size:.68rem;color:var(--text-muted);margin-top:8px;font-weight:600;}
.donut-wrap{display:flex;align-items:center;gap:22px;}
.donut-wrap svg{flex-shrink:0;}
.legend{display:flex;flex-direction:column;gap:10px;}
.legend .item{display:flex;align-items:center;gap:9px;font-size:.82rem;color:var(--text-muted);}
.legend .dot{width:10px;height:10px;border-radius:3px;flex-shrink:0;}
.legend .item strong{color:var(--text);}
.pub-controls{
display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;
gap:10px 20px;margin-bottom:6px;border-bottom:1px solid var(--border);
}
.pub-tabs{display:flex;gap:22px;flex-wrap:wrap;}
.tab-btn{
background:transparent;border:none;padding:11px 2px;font-family:var(--font-heading);font-weight:700;
font-size:.9rem;color:var(--text-muted);cursor:pointer;position:relative;top:1px;
border-bottom:3px solid transparent;transition:.2s;
}
.tab-btn.active{color:var(--primary);border-color:var(--primary);}
.pub-search-wrap{position:relative;display:flex;align-items:center;margin-bottom:10px;}
.pub-search-wrap svg{position:absolute;left:13px;width:14px;height:14px;color:var(--text-muted);pointer-events:none;}
.pub-search{
font-family:var(--font-body);background:var(--surface);border:1px solid var(--border);
border-radius:20px;padding:9px 34px 9px 34px;font-size:.83rem;color:var(--text);
width:230px;max-width:60vw;transition:.2s;
}
.pub-search:focus{outline:none;border-color:var(--primary);}
.pub-search::placeholder{color:var(--text-muted);}
.pub-search-clear{
position:absolute;right:8px;background:none;border:none;cursor:pointer;
color:var(--text-muted);font-size:1rem;line-height:1;padding:4px;display:none;
}
.pub-search-clear:hover{color:var(--primary);}
.pub-search-wrap.has-value .pub-search-clear{display:block;}
.pub-empty{display:none;text-align:center;padding:34px 10px;color:var(--text-muted);font-size:.88rem;}
.pub-list{margin-top:26px;}
.pub-year{font-family:var(--font-heading);font-weight:800;color:var(--primary);font-size:1.02rem;margin:28px 0 12px;}
.pub-year:first-child{margin-top:0;}
.pub-year-group.older{display:none;}
.pub-entry{
background:var(--surface);border:1px solid var(--border);border-radius:12px;
padding:15px 17px;margin-bottom:9px;font-size:.88rem;color:var(--text-muted);
}
.pub-entry strong{color:var(--text);font-weight:700;}
.pub-entry .venue{display:block;margin-top:4px;font-size:.8rem;color:var(--primary);}
.pub-entry[data-hidden="true"]{display:none;}
.show-more-wrap{text-align:center;margin-top:28px;}
.subsection{margin-top:76px;}
.subsection-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.subsection-head h3{font-size:1.35rem;font-weight:800;}
.subsection-head p{color:var(--text-muted);font-size:.9rem;max-width:52ch;}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;}
.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:.2s;}
.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.tool-thumb{height:118px;background:var(--surface-alt);display:flex;align-items:center;justify-content:center;padding:16px;}
.tool-thumb img{max-height:80px;width:auto;margin:0 auto;}
.tool-body{padding:18px;flex:1;display:flex;flex-direction:column;}
.tool-body h4{font-size:1rem;font-weight:700;margin-bottom:7px;}
.tool-body p{font-size:.85rem;color:var(--text-muted);flex:1;}
.tool-body a.tool-link{margin-top:12px;font-weight:700;font-size:.8rem;color:var(--primary);display:inline-flex;align-items:center;gap:5px;}
.awards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:20px;}
.award-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden;}
.award-card img{width:100%;height:140px;object-fit:cover;}
.award-body{padding:18px;}
.award-body p{font-size:.88rem;color:var(--text-muted);}
.award-body p strong{color:var(--text);}
.award-body a{margin-top:9px;display:inline-block;font-weight:700;color:var(--primary);font-size:.82rem;}
/* ================= PROJECTS ================= */
.projects{padding:84px 0;}
.project-feature{
display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:center;
background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:34px 32px;
}
.project-feature .ic{
width:58px;height:58px;border-radius:14px;flex-shrink:0;
background:var(--chip-bg);display:flex;align-items:center;justify-content:center;color:var(--primary);
}
.project-feature .ic svg{width:28px;height:28px;}
.project-feature h3{font-size:1.15rem;font-weight:700;margin-bottom:8px;}
.project-feature p{color:var(--text-muted);font-size:.92rem;max-width:60ch;}
/* ================= CTA BAND ================= */
.cta-band{
padding:80px 0;text-align:center;
background:linear-gradient(120deg,var(--secondary),var(--primary-strong));
color:var(--on-dark);
}
.cta-band .eyebrow{color:var(--primary-tint);}
.cta-band .eyebrow::before{background:var(--primary-tint);}
.cta-band h2{font-size:clamp(1.7rem,3.2vw,2.5rem);font-weight:800;margin:16px auto 16px;max-width:26ch;line-height:1.15;}
.cta-band p{opacity:.85;max-width:52ch;margin:0 auto 30px;font-size:1rem;}
.cta-band .btn-primary{background:#fff;color:var(--primary-strong);}
.cta-band .btn-primary:hover{background:var(--primary-tint);}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;}
.cta-band .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.cta-band .cta-row{justify-content:center;}
/* ================= FOOTER ================= */
footer{border-top:1px solid var(--border);padding:60px 0 28px;background:var(--bg-soft);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:40px;}
.footer-brand .brand{margin-bottom:12px;}
.footer-brand p{color:var(--text-muted);font-size:.86rem;max-width:34ch;}
.footer-links h5{font-size:.76rem;text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);margin-bottom:14px;}
.footer-links a{display:block;font-size:.88rem;padding:5px 0;color:var(--text);}
.footer-links a:hover{color:var(--primary);}
.footer-contact address{font-style:normal;font-size:.86rem;color:var(--text-muted);line-height:1.7;}
.footer-contact a.mail{color:var(--primary);font-weight:700;display:inline-block;margin-bottom:10px;}
.footer-contact a.map-link{display:inline-flex;align-items:center;gap:5px;margin-top:10px;font-weight:700;color:var(--primary);font-size:.84rem;}
.footer-bottom{
border-top:1px solid var(--border);padding-top:20px;font-size:.78rem;color:var(--text-muted);
display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
}
/* ================= RESPONSIVE ================= */
@media (max-width:960px){
.interest-card{flex:0 1 calc((100% - 20px) / 2);}
.collab-inner{grid-template-columns:1fr;}
.chart-panel{grid-template-columns:1fr;}
.footer-grid{grid-template-columns:1fr 1fr;}
.project-feature{grid-template-columns:1fr;text-align:center;}
.project-feature .ic{margin:0 auto;}
}
@media (max-width:680px){
nav.primary-nav{display:none;}
.menu-toggle{
display:flex;width:34px;height:34px;border-radius:50%;border:1px solid var(--border);
background:var(--surface);align-items:center;justify-content:center;cursor:pointer;
}
.menu-toggle svg{width:16px;height:16px;}
nav.primary-nav.open{
display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;
background:var(--surface);border-bottom:1px solid var(--border);padding:10px 24px 18px;gap:2px;
}
.interest-card{flex:0 1 100%;}
.wrap{padding:0 20px;}
.nav-inner{padding:12px 20px;}
.footer-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto;} }
</style>
</head>
<body data-theme="light">
<!-- Molde Avatar Default -->
<svg style="display: none;">
<symbol id="default-avatar" viewBox="0 0 24 24">
<path d="M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z"/>
</symbol>
</svg>
<a class="skip-link" href="#main" data-i18n="a11y.skip">Skip to content</a>
<header>
<div class="nav-inner">
<div class="brand-group">
<a href="#" class="brand" aria-label="ARIES LAB Home">
<svg style="height: 38px; width: auto;" id="Camada_1" data-name="Camada 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 682.73 193.59">
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<span class="eyebrow" data-i18n="hero.eyebrow">Institute of Computing · UFBA</span>
<h1 data-i18n="hero.title">Turning code into <em>evidence</em>, and evidence into better software.</h1>
<p class="desc" data-i18n="hero.description">The Applied Research in Software Engineering Laboratory (ARIES LAB) conducts quality academic investigations that bring relevant contributions to the literature and to the software industry — from testing and refactoring to the tools practitioners use every day.</p>
<div class="cta-row">
<a href="#pesquisa" class="btn btn-primary" data-i18n="hero.cta_research">Explore our research</a>
<a href="#pessoas" class="btn btn-ghost" data-i18n="hero.cta_people">Meet the group</a>
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</section>
<!-- ================= COLLAB STRIP ================= -->
<section class="collab">
<div class="wrap collab-inner">
<div>
<h2 data-i18n="collab.title">We are a collaborative research group.</h2>
<p data-i18n="collab.text">ARIES LAB is a research team at the Institute of Computing at Federal University of Bahia (UFBA), together with the Federal University of Lavras (UFLA) and the State University of Bahia (UNEB).</p>
</div>
<div class="uni-list">
<a href="https://www.ufba.br/" target="_blank" rel="noopener"><img class="uni-logo" src="https://arieslab.github.io/assets/img/universidades/UFBA.png" alt="UFBA"></a>
<a href="https://ufla.br/" target="_blank" rel="noopener"><img class="uni-logo" src="https://arieslab.github.io/assets/img/universidades/UFLA.png" alt="UFLA"></a>
<a href="https://portal.uneb.br/" target="_blank" rel="noopener"><img class="uni-logo" src="https://arieslab.github.io/assets/img/universidades/uneb.png" alt="UNEB"></a>
</div>
</div>
</section>
<!-- ================= SPONSORSHIP ================= -->
<section class="sponsorship">
<div class="wrap sponsorship-inner">
<div class="section-head">
<span class="eyebrow" data-i18n="sponsorship.eyebrow">Funding</span>
<h2 data-i18n="sponsorship.title">Our sponsorships.</h2>
<p data-i18n="sponsorship.subtitle">ARIES LAB members receive funding from CAPES, FAPESB, CNPq and Tomorrow.</p>
</div>
<div class="sponsor-list">
<img class="sponsor-logo" src="https://arieslab.github.io/assets/img/sponsorship/capes_horizontal.png" alt="CAPES">
<img class="sponsor-logo" src="https://arieslab.github.io/assets/img/sponsorship/fapesb.png" alt="FAPESB">
<img class="sponsor-logo" src="https://arieslab.github.io/assets/img/sponsorship/CNPq.png" alt="CNPq">
<img class="sponsor-logo" src="https://arieslab.github.io/assets/img/sponsorship/logo-tomorrow-site.png" alt="Tomorrow">
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</div>
</section>
<!-- ================= RESEARCH LINES ================= -->
<section class="lines" id="pesquisa">
<div class="wrap">
<div class="section-head">
<span class="eyebrow" data-i18n="interests.eyebrow">Research lines</span>
<h2 data-i18n="interests.title">From code quality to sustainable software.</h2>
<p data-i18n="interests.subtitle">Our research interest is related to the following topics:</p>
</div>
<div class="interest-grid">
<div class="interest-card">
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<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round">
<path d="M21.21 15.89A10 10 0 1 1 8 2.83"></path>
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<h3 data-i18n="interests.items.0.title">Empirical Software Engineering</h3>
<p data-i18n="interests.items.0.text">Involves the scientific use of quantitative and qualitative data to understand and improve the software.</p>
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<div class="interest-card">
<div class="icon">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round">
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<h3 data-i18n="interests.items.1.title">Software Testing</h3>
<p data-i18n="interests.items.1.text">Searches related to software testing processes with the aim of improving the quality of the software.</p>
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<div class="interest-card">
<div class="icon">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round">
<polyline points="22 12 18 12 15 21 9 3 6 12 2 12"></polyline>
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<h3 data-i18n="interests.items.2.title">Software Evolution</h3>
<p data-i18n="interests.items.2.text">Area of Software Engineering that investigates the continual development of systems and their changes.</p>
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<div class="interest-card">
<div class="icon">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round">
<ellipse cx="12" cy="5" rx="9" ry="3"></ellipse>
<path d="M21 12c0 1.66-4 3-9 3s-9-1.34-9-3"></path>
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<h3 data-i18n="interests.items.3.title">Mining Software Repositories</h3>
<p data-i18n="interests.items.3.text">Analyzes the rich data available in software repositories to uncover interesting facts about software systems, projects, and software engineering.</p>
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<div class="interest-card">
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<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round">
<path d="M12 2v20M17 5H9.5a3.5 3.5 0 0 0 0 7h5a3.5 3.5 0 0 1 0 7H6"></path>
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<h3 data-i18n="interests.items.4.title">Sustainable Software Engineering</h3>
<p data-i18n="interests.items.4.text">An emerging discipline with principles, philosophies, and competencies to define, develop, and run sustainable software applications.</p>
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</div>
</div>
</section>
<!-- ================= PEOPLE ================= -->
<section class="people" id="pessoas">
<div class="wrap">
<div class="section-head">
<span class="eyebrow" data-i18n="people.eyebrow">People</span>
<h2 data-i18n="people.title">Science is collective work.</h2>
<p data-i18n="people.subtitle">A community of faculty, students and alumni turning questions into knowledge, tools and rigorous software engineering research.</p>
</div>
<!-- Menus das Abas (Tabs) -->
<div class="people-tabs" role="tablist">
<button class="people-tab-btn active" onclick="switchPeopleTab('faculty')" data-i18n="people.tabs.faculty">Faculty</button>
<button class="people-tab-btn" onclick="switchPeopleTab('phd')" data-i18n="people.tabs.phd">Ph.D. Students</button>
<button class="people-tab-btn" onclick="switchPeopleTab('msc')" data-i18n="people.tabs.msc">M.Sc. Students</button>
<button class="people-tab-btn" onclick="switchPeopleTab('undergrad')" data-i18n="people.tabs.undergrad">Undergraduates</button>
<button class="people-tab-btn" onclick="switchPeopleTab('former')" data-i18n="people.tabs.former">Alumni</button>
</div>
<!-- Grupo 1: Docentes -->
<div class="people-group active" id="group-faculty">
<h3>Faculty</h3>
<div class="people-grid">
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Ivan Machado</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:ivanmachado@dcc.ufba.br" data-i18n="people.link.email">Email</a>
<a href="http://www.ivanmachado.com.br/" target="_blank" rel="noopener" data-i18n="people.link.site">Website</a>
<a href="http://scholar.google.com/citations?user=ilptBWsAAAAJ" target="_blank" rel="noopener">Scholar</a>
<a href="http://lattes.cnpq.br/4430958315746203" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Heitor Costa</h4><div class="aff">UFLA</div>
<div class="person-links">
<a href="mailto:heitor@ufla.br" data-i18n="people.link.email">Email</a>
<a href="https://scholar.google.com/citations?user=ojjCcAEAAAAJ&hl=pt-BR" target="_blank" rel="noopener">Scholar</a>
<a href="http://lattes.cnpq.br/1320324289662918" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Larissa Soares</h4><div class="aff">UEFS</div>
<div class="person-links">
<a href="mailto:larissa@ecomp.uefs.br" data-i18n="people.link.email">Email</a>
<a href="https://larirsoares.github.io" target="_blank" rel="noopener" data-i18n="people.link.site">Website</a>
<a href="https://scholar.google.com/citations?user=Ut6HiuAAAAAJ&hl=pt-BR" target="_blank" rel="noopener">Scholar</a>
<a href="http://lattes.cnpq.br/5750570352089990" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
</div>
</div>
<!-- Grupo 2: Doutorandos -->
<div class="people-group" id="group-phd">
<h3>Ph.D. Students</h3>
<div class="people-grid">
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Joselito Júnior</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:joselito.mota@ufba.br" data-i18n="people.link.email">Email</a>
<a href="https://scholar.google.com.br/citations?user=Ao0CYVAAAAAJ&hl=pt-BR" target="_blank" rel="noopener">Scholar</a>
<a href="http://lattes.cnpq.br/0444919954863596" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Lidia Perside</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:lidianascimento@ufba.br" data-i18n="people.link.email">Email</a>
<a href="https://scholar.google.com.br/citations?user=1nGQreIAAAAJ&hl=pt-BR&oi=ao" target="_blank" rel="noopener">Scholar</a>
<a href="http://lattes.cnpq.br/0248621815801613" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Lucas Lopes</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:lucasfraga@ufba.br" data-i18n="people.link.email">Email</a>
<a href="https://scholar.google.com/citations?user=AOV1UrMAAAAJ&hl=en" target="_blank" rel="noopener">Scholar</a>
<a href="http://lattes.cnpq.br/9912595196198802" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Railana Santana</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:railana.santana@ufba.br" data-i18n="people.link.email">Email</a>
<a href="https://scholar.google.com/citations?user=QEC1lfsAAAAJ&hl=pt-BR" target="_blank" rel="noopener">Scholar</a>
<a href="http://lattes.cnpq.br/9613056483292884" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Tássio Virgínio</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:tassio.virginio@ifto.edu.br" data-i18n="people.link.email">Email</a>
<a href="https://tassiovirginio.com" target="_blank" rel="noopener" data-i18n="people.link.site">Website</a>
<a href="https://scholar.google.com/citations?user=LW-MIsgAAAAJ&hl=pt-BR&oi=ao" target="_blank" rel="noopener">Scholar</a>
<a href="http://lattes.cnpq.br/0517470966104640" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
</div>
</div>
<!-- Grupo 3: Mestrandos -->
<div class="people-group" id="group-msc">
<h3>M.Sc. Students</h3>
<div class="people-grid">
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Cristiano dos Santos</h4><div class="aff">UFBA</div>
<div class="person-links"><a href="http://lattes.cnpq.br/3287436109473076" target="_blank" rel="noopener">Lattes</a></div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Eronildo Júnior</h4><div class="aff">UFBA</div>
<div class="person-links"><a href="http://lattes.cnpq.br/6027606525889046" target="_blank" rel="noopener">Lattes</a></div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Paloma Passos</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:palomabcp@ufba.br" data-i18n="people.link.email">Email</a>
<a href="http://lattes.cnpq.br/5919579995756642" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Paulo Cerqueira</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:cerqueira.paulo@ufba.br" data-i18n="people.link.email">Email</a>
<a href="http://lattes.cnpq.br/9021636213282115" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
</div>
</div>
<!-- Grupo 4: Graduação -->
<div class="people-group" id="group-undergrad">
<h3>Undergraduate Students</h3>
<div class="people-grid">
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Eliel Batista</h4><div class="aff">UFBA</div>
<div class="person-links"><a href="http://lattes.cnpq.br/1672650716587302" target="_blank" rel="noopener">Lattes</a></div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Letícia Ribeiro</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:leticiabarreto@ufba.br" data-i18n="people.link.email">Email</a>
<a href="http://lattes.cnpq.br/3430484250485967" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Luis Eduardo</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:luisaraujo@ufba.br" data-i18n="people.link.email">Email</a>
<a href="http://lattes.cnpq.br/2546788092652017" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Matheus Marçal</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:matheuscpm@ufba.br" data-i18n="people.link.email">Email</a>
<a href="http://lattes.cnpq.br/6343900218550431" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
<div class="person-card">
<div class="avatar"><svg><use href="#default-avatar"></use></svg></div>
<h4>Rafael Vieira</h4><div class="aff">UFBA</div>
<div class="person-links">
<a href="mailto:rafaelvieira@ufba.br" data-i18n="people.link.email">Email</a>
<a href="http://lattes.cnpq.br/3646783926906720" target="_blank" rel="noopener">Lattes</a>
</div>
</div>
</div>
</div>
<!-- Grupo 5: Ex-membros -->
<div class="people-group" id="group-former">
<h3>Alumni</h3>
<div class="former-list">
<span class="former-chip">Adriana Cruz <span class="aff-tag">UFLA</span></span>
<span class="former-chip">Brunna Caroline <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Caiza Fortunato <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Daniel David <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Daniele Valverde <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Denivan Campos <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Franklin Silva <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Gláucya Boechat <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Leila Karita <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Luana Martins <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Nailton Almeida <span class="aff-tag">UEFS</span></span>
<span class="former-chip">Nildo Silva <span class="aff-tag">UFBA</span></span>
<span class="former-chip">Renata Souza <span class="aff-tag">UFBA</span></span>
</div>
</div>
</div>
</section>
<!-- ================= PRODUCTION ================= -->
<section class="production" id="producao">
<div class="wrap">
<div class="section-head">
<span class="eyebrow" data-i18n="production.eyebrow">Scientific production</span>
<h2 data-i18n="production.title">Knowledge produced collaboratively.</h2>
<p data-i18n="production.subtitle">Our output brings together results built in collaboration, and tracks the group's scientific evolution across journals and conferences.</p>
</div>
<div class="chart-panel">
<div class="chart-card">
<h4 data-i18n="production.chart.by_year">Publications by year</h4>
<div class="sub" data-i18n="production.chart.by_year_sub">Time distribution of registered production</div>
<div class="bars">
<div class="bar-col"><span class="val">1</span><div class="bar" style="height:9%"></div><span class="yr">2017</span></div>
<div class="bar-col"><span class="val">1</span><div class="bar" style="height:9%"></div><span class="yr">2018</span></div>
<div class="bar-col"><span class="val">1</span><div class="bar" style="height:9%"></div><span class="yr">2019</span></div>
<div class="bar-col"><span class="val">8</span><div class="bar" style="height:62%"></div><span class="yr">2020</span></div>
<div class="bar-col"><span class="val">13</span><div class="bar" style="height:100%"></div><span class="yr">2021</span></div>
<div class="bar-col"><span class="val">4</span><div class="bar" style="height:31%"></div><span class="yr">2022</span></div>
<div class="bar-col"><span class="val">11</span><div class="bar" style="height:85%"></div><span class="yr">2023</span></div>
<div class="bar-col"><span class="val">2</span><div class="bar" style="height:16%"></div><span class="yr">2024</span></div>
</div>
</div>
<div class="chart-card">
<h4 data-i18n="production.chart.by_type">Distribution by type</h4>
<div class="sub" data-i18n="production.chart.by_type_sub">Journals, conferences & book chapters</div>
<div class="donut-wrap">
<svg width="120" height="120" viewBox="0 0 42 42">
<circle cx="21" cy="21" r="15.9" fill="none" stroke="var(--border)" stroke-width="6"></circle>
<circle cx="21" cy="21" r="15.9" fill="none" stroke="var(--primary)" stroke-width="6"
stroke-dasharray="87.8 100" stroke-dashoffset="25" transform="rotate(-90 21 21)"></circle>
<circle cx="21" cy="21" r="15.9" fill="none" stroke="var(--secondary)" stroke-width="6"
stroke-dasharray="9.8 100" stroke-dashoffset="-62.8" transform="rotate(-90 21 21)"></circle>
<circle cx="21" cy="21" r="15.9" fill="none" stroke="var(--primary-tint)" stroke-width="6"
stroke-dasharray="2.4 100" stroke-dashoffset="-72.6" transform="rotate(-90 21 21)"></circle>
</svg>
<div class="legend">
<div class="item"><span class="dot" style="background:var(--primary)"></span><span><strong>36</strong> <span data-i18n="production.chart.conferences">Conferences & workshops</span></span></div>
<div class="item"><span class="dot" style="background:var(--secondary)"></span><span><strong>4</strong> <span data-i18n="production.chart.journals">Journal articles</span></span></div>
<div class="item"><span class="dot" style="background:var(--primary-tint)"></span><span><strong>1</strong> <span data-i18n="production.chart.books">Book chapter</span></span></div>
</div>
</div>
</div>
</div>
<div class="pub-controls">
<div class="pub-tabs" role="tablist">
<button class="tab-btn active" data-filter="all" onclick="filterPubs('all')" data-i18n="production.tabs.all">All</button>
<button class="tab-btn" data-filter="journal" onclick="filterPubs('journal')" data-i18n="production.tabs.journals">Journals</button>
<button class="tab-btn" data-filter="conference" onclick="filterPubs('conference')" data-i18n="production.tabs.conferences">Conferences</button>
</div>
<div class="pub-search-wrap" id="pubSearchWrap">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="7"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" id="pubSearch" class="pub-search" oninput="searchPubs()" data-i18n-placeholder="production.search_placeholder" placeholder="Search by author, title or venue...">
<button type="button" class="pub-search-clear" id="pubSearchClear" onclick="clearPubSearch()" aria-label="Clear search">×</button>
</div>
</div>
<div class="pub-list" id="pubList">
<div class="pub-year-group" data-year="2024">
<div class="pub-year">2024</div>
<p class="pub-entry" data-type="conference">LIMA, D.; ALVES, V. A.; QUEIROZ, J. P. F.; LIMA, L.; BEZERRA, C. I. M.; COUTINHO, E.; MACHADO, IVAN. <strong>TERTS: Um tutor de ensino para refatoração de test smells.</strong><span class="venue">32º Workshop sobre Educação em Computação (WEI), 2024, Brasília, DF.</span></p>
<p class="pub-entry" data-type="conference">ARANDA, M.; OLIVEIRA, N.; SOARES, E.; RIBEIRO, M.; ROMÃO, D.; PATRIOTA, U.; GHEYI, R.; SOUZA, E.; MACHADO, IVAN. <strong>A Catalog of Transformations to Remove Smells From Natural Language Tests.</strong><span class="venue">EASE 2024, Salerno, Italy.</span></p>
</div>
<div class="pub-year-group" data-year="2023">
<div class="pub-year">2023</div>
<p class="pub-entry" data-type="conference">MARTINS, L.; CAMPOS, D.; SANTANA, R.; MOTA JR., J.; COSTA, H.; MACHADO, IVAN. <strong>Hearing the voice of experts: Unveiling Stack Exchange communities' knowledge of test smells.</strong><span class="venue">IEEE/ACM CHASE 2023, Melbourne, p. 80.</span></p>
<p class="pub-entry" data-type="journal">SANTANA, R.; MARTINS, L.; VIRGÍNIO, T.; ROCHA, L.; COSTA, H.; MACHADO, IVAN. <strong>An empirical evaluation of RAIDE: a semi-automated approach for test smells detection and refactoring.</strong><span class="venue">Science of Computer Programming, v. 1, p. 103013, 2023.</span></p>
<p class="pub-entry" data-type="journal">DAMASCENO, H.; BEZERRA, C.; CAMPOS, D.; MACHADO, I.; COUTINHO, E. <strong>Test smell refactoring revisited: what can internal quality attributes and developers' experience tell us?</strong><span class="venue">Journal of Software Engineering Research and Development, v. 11, p. 15, 2023.</span></p>
<p class="pub-entry" data-type="conference">CAMPOS, D.; MARTINS, L.; BEZERRA, C.; MACHADO, I. <strong>Investigating Developers' Contributions to Test Smell Survivability: A Study of Open-Source Projects.</strong><span class="venue">CBSoft 2023, Campo Grande - MS.</span></p>
<p class="pub-entry" data-type="conference">SOARES, E.; ARANDA, M.; OLIVEIRA, N.; RIBEIRO, M.; GHEYI, R.; SOUZA, E.; MACHADO, IVAN; SANTOS, A.; FONSECA, B.; BONIFÁCIO, R. <strong>Manual Tests Do Smell! Cataloging and Identifying Natural Language Test Smells.</strong><span class="venue">ACM/IEEE ESEM 2023, New Orleans.</span></p>
<p class="pub-entry" data-type="conference">SOUSA, É.; BEZERRA, C.; MACHADO, IVAN. <strong>Flaky Tests in UI: Understanding Causes and Applying Correction Strategies.</strong><span class="venue">SBES 2023, Campo Grande, Brazil.</span></p>
<p class="pub-entry" data-type="conference">FEITOSA, T. M.; MACHADO, IVAN; MACIEL, R. S. P. <strong>Hybrid Software Development with Scrum: Perceptions of Brazilian Software Practitioners.</strong><span class="venue">SBES 2023, Campo Grande, Brazil.</span></p>
<p class="pub-entry" data-type="conference">MARTINS, L.; COSTA, H.; RIBEIRO, M.; PALOMBA, F.; MACHADO, IVAN. <strong>Automating Test-Specific Refactoring Mining: A Mixed-Method Investigation.</strong><span class="venue">IEEE SCAM 2023, Bogotá.</span></p>
<p class="pub-entry" data-type="conference">MARTINS, L. A.; PONTILLO, V.; COSTA, H. A. X.; FERRUCCI, F.; PALOMBA, F.; MACHADO, IVAN. <strong>Test Code Refactoring Unveiled: Where and How Does It Affect Test Code Quality and Effectiveness?</strong><span class="venue">39th IEEE ICSME — Registered Reports, 2023, Bogotá.</span></p>
<p class="pub-entry" data-type="conference">SILVA, G.; BEZERRA, C.; UCHÔA, A.; MACHADO, IVAN. <strong>What Factors Affect the Build Failures Correction Time? A Multi-Project Study.</strong><span class="venue">SBCARS 2023, Campo Grande, Brazil.</span></p>
<p class="pub-entry" data-type="conference">LIMA, R.; BEZERRA, C.; MACHADO, IVAN. <strong>A Self-Adaptation Mechanism for Variability Management in Dynamic Software Product Lines.</strong><span class="venue">SBCARS 2023, Campo Grande, Brazil.</span></p>
</div>
<div class="pub-year-group older" data-year="2022">
<div class="pub-year">2022</div>
<p class="pub-entry" data-type="conference">SANTANA, R. S.; MARTINS, L. A.; VIRGÍNIO, T.; ROCHA, L.; COSTA, H. A. X.; MACHADO, I. C. <strong>Refactoring Assertion Roulette and Duplicate Assert test smells: a controlled experiment.</strong><span class="venue">XXV CIbSE 2022, virtual mode.</span></p>
<p class="pub-entry" data-type="conference">LIMA, S. M. O.; CAMPOS, D.; MACHADO, IVAN. <strong>A thematic synthesis on the adoption of regression testing techniques in Android projects.</strong><span class="venue">SBQS 2022, Curitiba, Brazil.</span></p>
<p class="pub-entry" data-type="conference">DAMASCENO, H.; BEZERRA, C.; COUTINHO, E.; MACHADO, IVAN. <strong>Analyzing Test Smells Refactoring from a Developers Perspective.</strong><span class="venue">SBQS 2022, Curitiba, Brazil.</span></p>
<p class="pub-entry" data-type="conference">FERNANDES, D.; MACHADO, IVAN; MACIEL, R. <strong>TEMPY: Test Smell Detector for Python.</strong><span class="venue">SBES 2022, Virtual Event, Brazil.</span></p>
</div>
<div class="pub-year-group older" data-year="2021">
<div class="pub-year">2021</div>
<p class="pub-entry" data-type="conference">MOTA JR., J.; BOECHAT, G.; MACHADO, I. C. <strong>Label it be! A large-scale study of issue labeling in modern open-source repositories.</strong><span class="venue">XXIV CIbSE 2021, Costa Rica.</span></p>
<p class="pub-entry" data-type="conference">CAMPOS, D.; ROCHA, L.; MACHADO, I. <strong>Developers' perception on the severity of test smells: an empirical study.</strong><span class="venue">XXIV CIbSE 2021, San José, Costa Rica.</span></p>
<p class="pub-entry" data-type="conference">MOTA JR., J.; SANTANA, R.; MACHADO, IVAN. <strong>GrumPy: an automated approach to simplify issue data analysis for newcomers.</strong><span class="venue">SBES 2021, Joinville, Brazil, p. 33.</span></p>
<p class="pub-entry" data-type="conference">SANTANA, R.; FERNANDES, D.; CAMPOS, D.; SOARES, L.; MACIEL, R.; MACHADO, IVAN. <strong>Understanding practitioners: strategies to handle test smells — a multi-method study.</strong><span class="venue">SBES 2021, Joinville, Brazil, p. 49.</span></p>
<p class="pub-entry" data-type="conference">SILVA JR., N.; COSTA, H.; KARITA, L.; MACHADO, IVAN; SOARES, L. <strong>Experiences and Practices in GUI Functional Testing: A Software Practitioners' View.</strong><span class="venue">SBES 2021, Joinville, Brazil, p. 195.</span></p>
<p class="pub-entry" data-type="conference">RODRIGUES, J. P.; MENDONÇA, N.; MACHADO, IVAN. <strong>Lyzeli: a tool for identifying the clues in survey research data.</strong><span class="venue">SBES 2021, Joinville, Brazil, p. 347.</span></p>
<p class="pub-entry" data-type="conference">FERNANDES, D.; MACHADO, IVAN; MACIEL, R. <strong>Handling Test Smells in Python: Results from a Mixed-Method Study.</strong><span class="venue">SBES 2021, Joinville, Brazil, p. 84.</span></p>
<p class="pub-entry" data-type="conference">MARTINS, L.; BEZERRA, C.; COSTA, H.; MACHADO, IVAN. <strong>Smart prediction for refactorings in the software test code.</strong><span class="venue">SBES 2021, Joinville, Brazil, p. 115.</span></p>
<p class="pub-entry" data-type="conference">MARTINS, L.; BRITO, V.; FEITOSA, D.; ROCHA, L.; COSTA, H.; MACHADO, IVAN. <strong>From Blackboard to the Office: A Look Into How Practitioners Perceive Software Testing Education.</strong><span class="venue">EASE 2021, Trondheim, Norway, p. 211.</span></p>
<p class="pub-entry" data-type="book">CICO, O.; SOUZA, R.; JACCHERI, L.; NGUYEN DUC, A.; MACHADO, IVAN. <strong>Startups Transitioning from Early to Growth Phase — A Pilot Study of Technical Debt Perception.</strong><span class="venue">Lecture Notes in Business Information Processing, v. 407, p. 102-117, Springer, 2021.</span></p>
<p class="pub-entry" data-type="journal">SILVA JR., N. C.; MARTINS, L. A.; SOARES, L. R.; COSTA, H. A. X.; MACHADO, IVAN. <strong>How are test smells treated in the wild? A tale of two empirical studies.</strong><span class="venue">Journal of Software Engineering Research and Development, v. 9, p. 9:1-9:16, 2021.</span></p>
<p class="pub-entry" data-type="journal">VIRGÍNIO, T.; SANTANA, R.; MARTINS, L. A.; CRUZ, A. P. S.; SOARES, L. R.; COSTA, H. A. X.; MACHADO, IVAN. <strong>On the test smells detection: an empirical study on the JNose Test accuracy.</strong><span class="venue">Journal of Software Engineering Research and Development, v. 9, p. 8:1-8:14, 2021.</span></p>
<p class="pub-entry" data-type="journal">KARITA, L.; MOURÃO, B. C. C.; MARTINS, L. A.; SOARES, L. R.; MACHADO, I. C. <strong>Software industry awareness on sustainable software engineering: a Brazilian perspective.</strong><span class="venue">Journal of Software Engineering Research and Development, v. 9, 2021.</span></p>
</div>
<div class="pub-year-group older" data-year="2020">
<div class="pub-year">2020</div>
<p class="pub-entry" data-type="conference">VIRGINIO, T. G. A.; MARTINS, L. A.; SOARES, L. R.; SANTANA, R. S.; COSTA, H. A. X.; MACHADO, I. C. <strong>An empirical study of automatically-generated tests from the perspective of test smells.</strong><span class="venue">SBES 2020, Virtual Event.</span></p>
<p class="pub-entry" data-type="conference">VIRGINIO, T. G. A.; MARTINS, L. A.; SOARES, L. R.; SANTANA, R. S.; CRUZ, A. P. S.; COSTA, H. A. X.; MACHADO, I. C. <strong>JNose: Java Test Smell Detector.</strong><span class="venue">SBES 2020 — Tools Track, Virtual Event.</span></p>
<p class="pub-entry" data-type="conference">SANTANA, R. S.; MARTINS, L. A.; VIRGINIO, T. G. A.; CRUZ, A. P. S.; SOARES, L. R.; COSTA, H. A. X.; MACHADO, I. C. <strong>RAIDE: a tool for Assertion Roulette and Duplicate Assert identification and refactoring.</strong><span class="venue">SBES 2020 — Tools Track, Virtual Event.</span></p>
<p class="pub-entry" data-type="conference">MOTA JR., J.; MACHADO, I. C. <strong>Avaliação empírica de termos técnicos em issues de projetos opensource.</strong><span class="venue">CTIC 2020, Cuiabá, MT.</span></p>
<p class="pub-entry" data-type="conference">LIMA, S. M. O.; CAMPOS, D.; SOARES, L. R.; MACHADO, IVAN. <strong>Unveiling Practitioners Awareness of Android Apps Regression Testing through an Expert Survey.</strong><span class="venue">SBES 2020, ACM, p. 303-308.</span></p>
<p class="pub-entry" data-type="conference">ROCHA, L.; MACHADO, IVAN; ALMEIDA, E.; KÄSTNER, C.; NADI, S. <strong>A semi-automated iterative process for detecting feature interactions.</strong><span class="venue">SBES 2020, Natal, Brazil, p. 778.</span></p>
<p class="pub-entry" data-type="conference">SILVA, F.; SOUZA, R.; MACHADO, IVAN. <strong>Taming and Unveiling Software Reuse opportunities through White Label Software in Startups.</strong><span class="venue">Euromicro SEAA 2020, Portoroz, Slovenia.</span></p>
<p class="pub-entry" data-type="conference">SILVA JR., N. C.; MARTINS, L. A.; SOARES, L. R.; MACHADO, I. C. <strong>A survey on test practitioners' awareness of test smells.</strong><span class="venue">XXIII CIbSE 2020, Curitiba, Brazil.</span></p>
</div>
<div class="pub-year-group older" data-year="2019">
<div class="pub-year">2019</div>
<p class="pub-entry" data-type="conference">VIRGÍNIO, T.; SANTANA, R.; MARTINS, L. A.; SOARES, L. R.; COSTA, H.; MACHADO, IVAN. <strong>On the influence of Test Smells on Test Coverage.</strong><span class="venue">SBES 2019, Salvador, p. 467.</span></p>
</div>
<div class="pub-year-group older" data-year="2018">
<div class="pub-year">2018</div>
<p class="pub-entry" data-type="conference">CAMPOS, D.; LIMA, C.; MACHADO, IVAN. <strong>MERCI — A Method to Evaluate Combinatorial Interaction Testing Tools for Software Product Lines.</strong><span class="venue">XVII SBQS 2018.</span></p>
</div>
<div class="pub-year-group older" data-year="2017">
<div class="pub-year">2017</div>
<p class="pub-entry" data-type="conference">SILVA, D. C. C.; CARDOSO, M. P. S.; MACHADO, I. C. <strong>Testing Tools for Software Product Lines: A Comparative Analysis.</strong><span class="venue">CBSoft 2017 (WTDSoft session).</span></p>
</div>
</div>
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<button class="btn btn-ghost" id="showMoreBtn" onclick="toggleOlder()" data-i18n="production.show_more">Show earlier years (2017–2022)</button>
</div>
<!-- TOOLS -->
<div class="subsection" id="ferramentas">
<div class="subsection-head">
<h3 data-i18n="tools.title">Tools we build</h3>
<p data-i18n="tools.intro">Open tools developed by researchers at ARIES LAB, several of them born directly from our publications.</p>
</div>
<div class="tools-grid">
<div class="tool-card">
<div class="tool-thumb"><img src="https://arieslab.github.io/assets/img/tools/jnose.png" alt="JNose Test" loading="lazy"></div>
<div class="tool-body">
<h4>JNose Test</h4>
<p data-i18n="tools.items.jnose">Automatically detects test smells in test code and collects coverage metrics.</p>
<a class="tool-link" href="https://jnosetest.github.io/" target="_blank" rel="noopener" data-i18n="tools.visit">Visit tool →</a>
</div>
</div>
<div class="tool-card">
<div class="tool-thumb"><img src="https://arieslab.github.io/assets/img/tools/raide.png" alt="RAIDE Plugin" loading="lazy"></div>
<div class="tool-body">
<h4>RAIDE Plugin</h4>
<p data-i18n="tools.items.raide">An Eclipse plugin that automatically detects and refactors test smells.</p>
<a class="tool-link" href="https://raideplugin.github.io/" target="_blank" rel="noopener" data-i18n="tools.visit">Visit tool →</a>
</div>
</div>
<div class="tool-card">
<div class="tool-thumb"><img src="https://arieslab.github.io/assets/img/tools/viss.png" alt="TSVizzEvolution" loading="lazy"></div>
<div class="tool-body">
<h4>TSVizzEvolution</h4>
<p data-i18n="tools.items.tsvizz">Visualizes test smells and their evolution across software projects.</p>
<a class="tool-link" href="https://github.com/arieslab/TSVizzEvolution" target="_blank" rel="noopener" data-i18n="tools.visit">Visit tool →</a>
</div>
</div>
<div class="tool-card">
<div class="tool-thumb"><img src="https://arieslab.github.io/assets/img/tools/lyzeli.png" alt="Lyzeli" loading="lazy"></div>
<div class="tool-body">
<h4>Lyzeli</h4>
<p data-i18n="tools.items.lyzeli">Speeds up qualitative and quantitative analysis of research data — charts, word clouds and more.</p>
<a class="tool-link" href="https://arieslab.github.io/lyzeli/#/" target="_blank" rel="noopener" data-i18n="tools.visit">Visit tool →</a>
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</div>
<div class="tool-card">
<div class="tool-thumb"><img src="https://arieslab.github.io/assets/img/tools/grumpy.png" alt="GrumPy" loading="lazy"></div>
<div class="tool-body">
<h4>GrumPy</h4>
<p data-i18n="tools.items.grumpy">Facilitates automated collection of issues from GitHub's open-source repositories.</p>
<a class="tool-link" href="https://arieslab.github.io/grumpytool/" target="_blank" rel="noopener" data-i18n="tools.visit">Visit tool →</a>
</div>
</div>
</div>
</div>
<!-- AWARDS -->
<div class="subsection" id="premios">
<div class="subsection-head">
<h3 data-i18n="awards.title">Awards & recognition</h3>
<p data-i18n="awards.intro">Distinctions received by the group's papers and members.</p>
</div>
<div class="awards-grid">
<div class="award-card">
<img src="https://arieslab.github.io/assets/img/awards/01.jpg" alt="Award" loading="lazy">
<div class="award-body">
<p data-i18n="awards.items.0.text">The paper <strong>JNose: Java Test Smell Detector</strong> was awarded Best Paper on the Tool Track (SBES 2020).</p>
<a href="https://dl.acm.org/doi/10.1145/3422392.3422499" target="_blank" rel="noopener" data-i18n="awards.link">Go to paper →</a>
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<img src="https://arieslab.github.io/assets/img/awards/02.jpg" alt="Award" loading="lazy">
<div class="award-body">
<p data-i18n="awards.items.1.text">Professor <strong>Ivan Machado</strong> was awarded Best Reviewer of the Education Track (SBES 2020).</p>
</div>
</div>
<div class="award-card">
<img src="https://arieslab.github.io/assets/img/awards/03.jpg" alt="Award" loading="lazy">
<div class="award-body">
<p data-i18n="awards.items.2.text">The paper <strong>A survey on test practitioners' awareness of test smells</strong> was awarded Best Paper at the XXIII CIbSE (2020).</p>
<a href="https://arxiv.org/abs/2003.05613" target="_blank" rel="noopener" data-i18n="awards.link">Go to paper →</a>
</div>
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</div>
</div>
</div>
</section>
<!-- ================= PROJECTS ================= -->
<section class="projects" id="projetos">
<div class="wrap">
<div class="section-head">
<span class="eyebrow" data-i18n="projects.eyebrow">Projects</span>
<h2 data-i18n="projects.title">Research in motion.</h2>
<p data-i18n="projects.subtitle">Long-term investigations, funded initiatives and scientific training programs connecting our lines of research.</p>
</div>
<div class="project-feature">
<div class="ic">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.6"><path d="M4 20l4-9 3 5 3-8 3 6 3-4" stroke-linecap="round" stroke-linejoin="round"/><circle cx="8" cy="11" r="1"/><circle cx="11" cy="16" r="1"/><circle cx="14" cy="8" r="1"/><circle cx="17" cy="14" r="1"/></svg>
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<div>
<h3 data-i18n="projects.card_title">This page is under construction</h3>
<p data-i18n="projects.card_text">We're organizing a detailed view of our active and past projects. In the meantime, our publications, tools and awards already reflect the initiatives currently driving the group forward.</p>
</div>
</div>
</div>
</section>
<!-- ================= CTA BAND / CONTACT ================= -->
<section class="cta-band" id="contato">
<div class="wrap">
<span class="eyebrow" data-i18n="cta.eyebrow">Scientific collaboration</span>