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ICASSP
2009
IEEE
15 years 6 months ago
LSH banding for large-scale retrieval with memory and recall constraints
Locality Sensitive Hashing (LSH) is widely used for efficient retrieval of candidate matches in very large audio, video, and image systems. However, extremely large reference dat...
Michele Covell, Shumeet Baluja
WWW
2007
ACM
16 years 13 days ago
On anonymizing query logs via token-based hashing
In this paper we study the privacy preservation properties of a specific technique for query log anonymization: tokenbased hashing. In this approach, each query is tokenized, and ...
Ravi Kumar, Jasmine Novak, Bo Pang, Andrew Tomkins
EDBT
2010
ACM
116views Database» more  EDBT 2010»
15 years 6 months ago
HARRA: fast iterative hashed record linkage for large-scale data collections
We study the performance issue of the “iterative” record linkage (RL) problem, where match and merge operations may occur together in iterations until convergence emerges. We ...
Hung-sik Kim, Dongwon Lee
ISCC
2006
IEEE
104views Communications» more  ISCC 2006»
15 years 5 months ago
Stable High-Capacity One-Hop Distributed Hash Tables
Most research on Distributed Hash Tables (DHTs) assumes ephemeral, lightly loaded deployments. Each node has a lifetime of a few hours and initiates a lookup once every few second...
John Risson, Aaron Harwood, Tim Moors
PVLDB
2008
127views more  PVLDB 2008»
14 years 11 months ago
Hashed samples: selectivity estimators for set similarity selection queries
We study selectivity estimation techniques for set similarity queries. A wide variety of similarity measures for sets have been proposed in the past. In this work we concentrate o...
Marios Hadjieleftheriou, Xiaohui Yu, Nick Koudas, ...