Unbiased Implicit Feedback via Bi-level Optimization.

Can Chen Chen Ma Xi Chen Sirui Song Hao Liu Xue Liu

Published in: CoRR (2022)

Keyphrases

bi level
implicit feedback
gray scale
user behavior
personalized ranking
eye tracking
explicit feedback
recommender systems
user feedback
web search
collaborative filtering
relevance feedback
matrix factorization
image compression
contextual information
search result
website
search logs
digital libraries