Definition of "interestingness" [in•ter•est•ing•ness]

• The state or quality of being interesting. (noun)

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• "The main advantage Flickr has with interestingness is that it is based on human input as opposed to pure computer generated search algorhithm."
• "A long time in the making, interestingness is a ranking algorithm based on user behavior around the photos taking into account some obvious things like how many users add the photo to their favorites and some subtle things like the relationship between the person who uploaded the photo and the people who are commenting (plus a whole bunch of secret sauce)."
• "I’m not sure on this for sure as interestingness is “secret sauce” or so they say."