# RecommenderSystem

**Repository Path**: junbogu/RecommenderSystem

## Basic Information

- **Project Name**: RecommenderSystem
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: main
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2025-08-31
- **Last Updated**: 2025-08-31

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## 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)].