向量检索:从Delaunay graph到HNSW Graph | 知识分享 #181
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HNSW增加节点的伪代码中的第4步“在W中选择q最近邻的M个点作为neighbors双向连接起来”有误吧,这一步实际上使用的也是将W中所有点经过三角裁边之后留下的点作为q的邻居。 |
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向量检索:从Delaunay graph到HNSW Graph | 知识分享
向量检索:从Delaunay graph到HNSW Graph ANN最近邻搜索广泛应用在各类搜索、分类任务中,在超大的数据集上因为效率原因转化为ANN,常见的算法有KD树、LSH、IVFPQ和本文提到的HNSW。
https://hustai.github.io/zh/posts/rag/HNSW.html
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