[논문리뷰] BERT4Rec

BERT4Rec: Sequential Recommendation with Bidirectional Encoder Representations from Transformer

논문

• https://dl.acm.org/doi/abs/10.1145/3357384.3357895

코드

• https://github.com/FeiSun/BERT4Rec

참고자료

• https://youtu.be/d2IaWtBbJjg
• https://youtu.be/PKYVHGrSO2U

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문제의식

• Modeling users’ dynamic preferences from their historical behaviors
  • left-to-rightunidirectional models are sub-optimal

아이디어

• use a bidirectional model(BERT) to learn the representations for users’ historical behavior sequences.
• [학습방법] Cloze task(BERT 방식) : predict masked item
  

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