The content you see on the internet is increasingly becoming tailored to you: Music based on your favorite jams, shopping suggestions corresponding to your recent purchases, and television shows similar to your most beloved episodes.
These “similarity searches” drive custom content, and they’re pretty tricky to do correctly and quickly.
I Know This Song
That is, for computers at least. Fruit flies, on the other hand, seem to be pretty good at them. A new study in the journal Science