the.com/recommendation engine
a machine that finishes your sentence before you know what you were going to say.
means software that predicts what you will like next by pattern-matching your behavior against everyone else's.
from grew out of 1990s collaborative filtering research, most famously grouplens in 1994, then went mainstream when amazon started showing customers who bought this also bought that.
netflix prize1 million dollars paid for a 10 percent accuracy gain, 2009
revenue driveramazon credits it for roughly 35 percent of purchases
cold startengines flounder on new users with zero history
filter bubblesame math that recommends can also narrow your world
for instance
netflix prize — 2006 to 2009 contest that reshaped an entire industry's math
amazon also bought — pioneered item to item collaborative filtering in 1998
spotify discover weekly — launched 2015, now a cultural ritual for millions every monday
youtube autoplay — drives over 70 percent of watch time by some estimates