Log Normal sized gaussian blobs of color look lovely.
Call with:
$ peaks size num_peaks radius_center intensity name
Where:
size: The side length of the image, in pixels. num_peaks: The number of color blobs to add. radius_center: The center of the size distribution. intensity: The maximum color intensity of a blob, on a RGB scale out of 256. name: The filename to save to. Should be a PNG or JPEG, and the filetype will be chosen accordingly.
peaks 1000 16000 12 10 img10.png
