tc:155k What makes Instagram decide to rank your story viewers is real interesting , I thought it was just mutual engagement but then I would get accounts I rarely engage with at the top and ones I do stalk at the bottom. What is it? #tech
Input:Gender male, age < 50. 1. Bombard with booties. 2. Single click done out of 50 shown. 3. Pervert detect successful. 4. Repeat 2
If I had to guess, it’s collaborative filtering type of the deal. Basically, it recommends you things that was liked by people with similar set of “features” as yours.
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It’s fairly complex that involve many steps and multiple ranking objective functions. Start with this YouTube paper https://static.googleusercontent.com/media/research.google.com/en//pubs/archive/45530.pdf The real thing is 3-4x more complex not because we’re fancy it’s because the scale of inventory and the desire to optimize for multiple objectives .