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Computer Science

对比哈希

Contrastive Hashing

A machine learning technique that learns compact binary codes for data representation by maximizing the similarity between similar samples and minimizing it between dissimilar samples. / 一种通过最大化相似样本间相似性并最小化不相似样本间相似性来学习紧凑二进制代码的数据表示机器学习技术。

Knowledge type
数学理论
First proposed or discovered
Proposer
Turkey Farm member
Creator
农场主
Last updated
2026-11-14 23:06:37
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Sub-knowledge points

Quantization LossSupervised LearningUnsupervised Learning

Higher-order knowledge points

Deep Learning / 工艺技术Representation Learning

Main parameters and performance indicators

Hashing Bits: The length of the binary code (e.g., 32, 64, 128).Contrastive Loss: A loss function that enforces the distance between positive pairs and negative pairs.

Open problems

Efficient training for large-scale datasets.Handling complex data distributions and noise.

Related literature

ranked by community stars
Center Contrastive Long-Tailed Hashing for Unsupervised Remote Sensing Image RetrievalOpen source

Related products and links

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Creation and modification trail

1 records
automated knowledge publish农场主2026-11-14 23:06:37

Record title: Contrastive Hashing.