Search Results for author: Kojiro Iizuka

Found 5 papers, 2 papers with code

The Effect of News Article Quality on Ad Consumption

no code implementations31 May 2023 Kojiro Iizuka, Yoshifumi Seki, Makoto P. Kato

We conducted a service log analysis and showed that sessions with high-quality news article exposure had more ad consumption than those with low-quality news article exposure.

Decomposition and Interleaving for Variance Reduction of Post-click Metrics

no code implementations31 May 2023 Kojiro Iizuka, Yoshifumi Seki, Makoto P. Kato

The proposed method involves (1) the decomposition of the post-click metric measurement of a ranking into a click model estimation and a post-click metric measurement of each item in the ranking, and (2) interleaving of multiple rankings to produce a single ranking that preferentially exposes items possessing a high population variance.

Theoretical Analysis on the Efficiency of Interleaved Comparisons

no code implementations31 May 2023 Kojiro Iizuka, Hajime Morita, Makoto P. Kato

This study presents a theoretical analysis on the efficiency of interleaving, an efficient online evaluation method for rankings.

User Simulation

CS-lol: a Dataset of Viewer Comment with Scene in E-sports Live-streaming

1 code implementation17 Jan 2023 Junjie H. Xu, Yu Nakano, Lingrong Kong, Kojiro Iizuka

Billions of live-streaming viewers share their opinions on scenes they are watching in real-time and interact with the event, commentators as well as other viewers via text comments.

Retrieval

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