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https://github.com/wangshusen/RecommenderSystem


https://github.com/wangshusen/RecommenderSystem

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README

        

# 工业界的推荐系统

1. **概要** [[讲义](https://github.com/wangshusen/RecommenderSystem/blob/main/Notes/01_Basics.pdf)]

* 推荐系统的基本概念
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/01_Basics_01.pdf)]
[[YouTube](https://youtu.be/5dTOPen28ts)]
[[B站](https://www.bilibili.com/video/BV1PS4y1A7za)].

* 推荐系统的链路
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/01_Basics_02.pdf)]
[[YouTube](https://youtu.be/HMcCaG9RmnU)]
[[B站](https://www.bilibili.com/video/BV1hF411M7b5)].

* AB测试
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/01_Basics_03.pdf)]
[[YouTube](https://youtu.be/7Jz3VY8SCR4)]
[[B站](https://www.bilibili.com/video/BV1J44y1o7gf)].

2. **召回**

* 基于物品的协同过滤(ItemCF)
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_01.pdf)]
[[YouTube](https://youtu.be/QtmunNLeDvo)]
[[B站](https://www.bilibili.com/video/BV1mA4y1Q7RN)].

* Swing模型
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_02.pdf)]
[[YouTube](https://youtu.be/DUUMNTDuJ3Q)]
[[B站](https://www.bilibili.com/video/BV1DA4y1Q7rB)].

* 基于用户的协同过滤(UserCF)
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_03.pdf)]
[[YouTube](https://youtu.be/7O9zFMNdrZ8)]
[[B站](https://www.bilibili.com/video/BV1HY4y1Y7P1)].

* 离散特征处理
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_04.pdf)]
[[YouTube](https://youtu.be/Wiqfn0BIcJs)]
[[B站](https://www.bilibili.com/video/BV1pS4y1a7QT)].

* 矩阵补充
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_05.pdf)]
[[YouTube](https://youtu.be/phpIjr8_C7g)]
[[B站](https://www.bilibili.com/video/BV1b34y1e7En)].

* 双塔模型:模型和训练
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_06.pdf)]
[[YouTube](https://youtu.be/2Mc10LZ-DB0)]
[[B站](https://www.bilibili.com/video/BV1YA4y1D75Q)].

* 双塔模型:正负样本
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_07.pdf)]
[[YouTube](https://youtu.be/KOpl2cJyKOg)]
[[B站](https://www.bilibili.com/video/BV133411T7ue)].

* 双塔模型:线上服务
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_08.pdf)]
[[YouTube](https://youtu.be/3qOvHfW1A-8)]
[[B站](https://www.bilibili.com/video/BV1KY4y1h73Y)].

* 双塔模型+自监督学习
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_09.pdf)]
[[YouTube](https://youtu.be/Ra3MVhneR9E)]
[[B站](https://www.bilibili.com/video/BV1v24y1B7JH)].

* Deep Retrieval 召回
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_10.pdf)]
[[YouTube](https://youtu.be/BYtzZ48hRFM)]
[[B站](https://www.bilibili.com/video/BV1Fu4y1b7PL)].

* 其它召回通道
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_11.pdf)]
[[YouTube](https://youtu.be/7CKBjx7bw7k)]
[[B站](https://www.bilibili.com/video/BV1m5411R7nd)].

* 曝光过滤
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/02_Retrieval_12.pdf)]
[[YouTube](https://youtu.be/cM76ZbkqrFU)]
[[B站](https://www.bilibili.com/video/BV1sa4y137LF)]

3. **排序**

* 多目标排序模型
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/03_Rank_01.pdf)]
[[YouTube](https://youtu.be/kY4W46MQqsg)]
[[B站](https://www.bilibili.com/video/BV19t4y1p7UM)].

* Multi-gate Mixture-of-Experts (MMoE)
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/03_Rank_02.pdf)]
[[YouTube](https://youtu.be/JIEwaPARjfk)]
[[B站](https://www.bilibili.com/video/BV14Y411M74v)].

* 预估分数融合
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/03_Rank_03.pdf)]
[[YouTube](https://youtu.be/D2iqM2puJ2I)]
[[B站](https://www.bilibili.com/video/BV1YT411578u)].

* 播放时长建模
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/03_Rank_04.pdf)]
[[YouTube](https://youtu.be/SiyvcJzr2bg)]
[[B站](https://www.bilibili.com/video/BV1394y1277M)].

* 推荐系统的特征
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/03_Rank_05.pdf)]
[[YouTube](https://youtu.be/J7N4xjqg0rk)]
[[B站](https://www.bilibili.com/video/BV1gN4y157TM)].

* 粗排三塔模型
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/03_Rank_06.pdf)]
[[YouTube](https://youtu.be/0CvouPv47SA)]
[[B站](https://www.bilibili.com/video/BV1Dd4y1m7KT)].


4. **交叉结构**

* Factorized Machine (FM)
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/04_Cross_01.pdf)]
[[YouTube](https://youtu.be/exVPXVFPMDk)]
[[B站](https://www.bilibili.com/video/BV15V4y1x7Ht)].

* Deep & Cross Network (深度交叉网络)
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/04_Cross_02.pdf)]
[[YouTube](https://youtu.be/yNeRO5m63JQ)]
[[B站](https://www.bilibili.com/video/BV1LP411L7Z2)].

* LHUC
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/04_Cross_03.pdf)]
[[YouTube](https://youtu.be/TxIedW94hu0)]
[[B站](https://www.bilibili.com/video/BV1jU4y1z7Tc)].

* SENet & FiBiNET
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/04_Cross_04.pdf)]
[[YouTube](https://youtu.be/nF37qtNvw1E)]
[[B站](https://www.bilibili.com/video/BV1SY4y1M7bD)].

5. **用户行为序列建模**

* 用户行为序列特征
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/05_LastN_01.pdf)]
[[YouTube](https://youtu.be/Stbc9goPKXQ)]
[[B站](https://www.bilibili.com/video/BV1GG4y1B7Yh)].

* DIN 模型
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/05_LastN_02.pdf)]
[[YouTube](https://youtu.be/0hPep80Oy6k)]
[[B站](https://www.bilibili.com/video/BV1bT411T7u4)].

* SIM 模型
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/05_LastN_03.pdf)]
[[YouTube](https://youtu.be/_4J9aF5KR84)]
[[B站](https://www.bilibili.com/video/BV1Ze4y1B7JL)].

6. **多样性** [[讲义](https://github.com/wangshusen/RecommenderSystem/blob/main/Notes/06_Rerank.pdf)]

* 多样性的度量
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/06_Rerank_01.pdf)]
[[YouTube](https://youtu.be/uCIlk7N1dvk)]
[[B站](https://www.bilibili.com/video/BV1ne4y1v7mC)].

* MMR 算法
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/06_Rerank_02.pdf)]
[[YouTube](https://youtu.be/tCa4yackga0)]
[[B站](https://www.bilibili.com/video/BV1dV4y1V7Kg)].

* 规则约束
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/06_Rerank_03.pdf)]
[[YouTube](https://youtu.be/84kK1h0FS3Y)]
[[B站](https://www.bilibili.com/video/BV1om4y1F7y5)].

* DPP:数学基础
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/06_Rerank_04.pdf)]
[[YouTube](https://youtu.be/HjpJeUSekKs)]
[[B站](https://www.bilibili.com/video/BV1re411F7cp)].

* DPP:多样性算法
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/06_Rerank_05.pdf)]
[[YouTube](https://youtu.be/wi8xVHiZZr4)]
[[B站](https://www.bilibili.com/video/BV1Md4y1c7uB)].

7. **物品冷启动** [[讲义](https://github.com/wangshusen/RecommenderSystem/blob/main/Notes/07_ColdStart.pdf)]

* 评价指标
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/07_ColdStart_01.pdf)]
[[YouTube](https://youtu.be/EEQ4qwjezRc)]
[[B站](https://www.bilibili.com/video/BV1eZ4y1a7tG)].

* 简单的召回通道
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/07_ColdStart_02.pdf)]
[[YouTube](https://youtu.be/lboewzsA8DU)]
[[B站](https://www.bilibili.com/video/BV1HY4y157Ri)].

* 聚类召回
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/07_ColdStart_03.pdf)]
[[YouTube](https://youtu.be/Tm4SlB9A8BQ)]
[[B站](https://www.bilibili.com/video/BV1YT4y1q7zC)].

* Look-Alike人群扩散
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/07_ColdStart_04.pdf)]
[[YouTube](https://youtu.be/pjmRo8Uzzqg)]
[[B站](https://www.bilibili.com/video/BV1U5411X7ud)].

* 流量调控
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/07_ColdStart_05.pdf)]
[[YouTube](https://youtu.be/QGD-1Feq1ZQ)]
[[B站](https://www.bilibili.com/video/BV1vS4y1z7sC)].

* 冷启动的AB测试
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/07_ColdStart_06.pdf)]
[[YouTube](https://youtu.be/oEUi4mSAv8Q)]
[[B站](https://www.bilibili.com/video/BV12341137Cq)].

8. **涨指标的方法** [[参考文献](https://arxiv.org/abs/2308.01204)]

* 概述
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/08_Improvement_01.pdf)]
[[YouTube](https://youtu.be/YptRKEZZ0gY)]
[[B站](https://www.bilibili.com/video/BV1fc41167jK)].

* 召回
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/08_Improvement_02.pdf)]
[[YouTube](https://youtu.be/imi73gPNCFA)]
[[B站](https://www.bilibili.com/video/BV13H4y127Tt)].

* 排序
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/08_Improvement_03.pdf)]
[[YouTube](https://youtu.be/2lXflLLEwfA)]
[[B站](https://www.bilibili.com/video/BV1fQ4y1G72F)].

* 多样性
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/08_Improvement_04.pdf)]
[[YouTube](https://youtu.be/wW_BZ11hXOY)]
[[B站](https://www.bilibili.com/video/BV1eN4y1z7vs)].

* 特殊人群
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/08_Improvement_05.pdf)]
[[YouTube](https://youtu.be/2hcM-jV84ho)]
[[B站](https://www.bilibili.com/video/BV15g4y1m7P4)].

* 交互行为
[[slides](https://github.com/wangshusen/RecommenderSystem/blob/main/Slides/08_Improvement_06.pdf)]
[[YouTube](https://youtu.be/CUpwivLDgEA)]
[[B站](https://www.bilibili.com/video/BV1tg4y127rS)].