1 They are the main type of gallstones in the UK and the USA.  Pigment gallstones - these form when the bile has too much bilirubin. They are more common among patients who have liver disease, infected bile tubes or blood disorders, such as sickle-cell anemia.
DeepDream is a computer vision program created by Google which uses a convolutional neural network to find and enhance patterns in images via algorithmic pareidolia, thus creating a dream-like hallucinogenic appearance in the deliberately over-processed images.
Googleâs Deep Dream Photograph: Google. Others in the art world concur. âWhat really distinguishes Deep Dream is the machine learning techniques used to generate the images, rather than the images themselves,â says Dylan Kerr, a New York-based writer and curator with a strong interest in computer generated art.