Outline Introduction ② Unsupervised Hashing Supervised Hashing Ranking-based Hashing Multimodal Hashing 6 Deep Hashing Quantization Conclusion ⑨ Reference 日卡回24元，互Q0 Li (http://cs.nju.edu.cn/lwj) Learning to Hash CS.NJU 2 /210Outline 1 Introduction 2 Unsupervised Hashing 3 Supervised Hashing 4 Ranking-based Hashing 5 Multimodal Hashing 6 Deep Hashing 7 Quantization 8 Conclusion 9 Reference Li (http://cs.nju.edu.cn/lwj) Learning to Hash CS, NJU 2 / 210