Search Results for author: Jianfeng Wen

Found 3 papers, 0 papers with code

Deconfounding Duration Bias in Watch-time Prediction for Video Recommendation

no code implementations13 Jun 2022 Ruohan Zhan, Changhua Pei, Qiang Su, Jianfeng Wen, Xueliang Wang, Guanyu Mu, Dong Zheng, Peng Jiang

We employ a causal graph illuminating that duration is a confounding factor that concurrently affects video exposure and watch-time prediction -- the first effect on video causes the bias issue and should be eliminated, while the second effect on watch time originates from video intrinsic characteristics and should be preserved.

Deep Interaction Processes for Time-Evolving Graphs

no code implementations25 Sep 2019 xiaofu Chang, Jianfeng Wen, Xuqin Liu, Yanming Fang, Le Song, Yuan Qi

To model the dependency between latent dynamic representations of each node, we define a mixture of temporal cascades in which a node's neural representation depends on not only this node's previous representations but also the previous representations of related nodes that have interacted with this node.

On the representation and embedding of knowledge bases beyond binary relations

no code implementations28 Apr 2016 Jianfeng Wen, Jian-Xin Li, Yongyi Mao, Shini Chen, Richong Zhang

The models developed to date for knowledge base embedding are all based on the assumption that the relations contained in knowledge bases are binary.

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