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researcher

Riwei Lai

5 papers hereh-index 7229 citations14 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author2
  • middle author2

Across the 4 of 5 papers where every author was matched, so the position is known.

fields
  • cs.IR5

identity via Semantic Scholar / OpenAlex

activity
20232026
most citedAugmented Negative Sampling for Collaborative Filtering

25 citations · 26 across the 5 of their papers we have counts for

collaborators
Showing 2023Show all

1 paper · 1 filter

cs.IR2023★ 25 cited

Augmented Negative Sampling for Collaborative Filtering

Yuhan Zhao, Rui Chen, Riwei Lai +3

Negative sampling is essential for implicit-feedback-based collaborative filtering, which is used to constitute negative signals from massive unlabeled data to guide supervised lea…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.