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May, 2012
密度敏感哈希
Density Sensitive Hashing
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Yue Lin, Deng Cai, Cheng Li
TL;DR
提出了一种名为密度敏感哈希(DSH)算法,它是局部敏感哈希(LSH)的扩展,利用数据的几何结构避免了纯随机投影的限制,并在大规模高维数据搜索中取得更好的性能。
Abstract
nearest neighbors search
is a fundamental problem in various research fields like machine learning, data mining and pattern recognition. Recently,
hashing-based approaches
, e.g.,
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