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102
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TREC
2007
15 years 1 months ago
Indri at TREC 2007: Million Query (1MQ) Track
This work details the experiments carried out using the Indri search engine for the ad hoc retrieval task in the TREC 2007 Million Query Track. We investigate using proximity feat...
Xing Yi, James Allan
ICASSP
2010
IEEE
15 years 27 days ago
Approximate nearest neighbors using sparse representations
A new method is introduced that makes use of sparse image representations to search for approximate nearest neighbors (ANN) under the normalized inner-product distance. The approa...
Joaquin Zepeda, Ewa Kijak, Christine Guillemot
WSDM
2009
ACM
115views Data Mining» more  WSDM 2009»
15 years 7 months ago
Discovering and using groups to improve personalized search
Personalized Web search takes advantage of information about an individual to identify the most relevant results for that person. A challenge for personalization lies in collectin...
Jaime Teevan, Meredith Ringel Morris, Steve Bush
89
Voted
VLDB
2004
ACM
113views Database» more  VLDB 2004»
15 years 6 months ago
Auditing Compliance with a Hippocratic Database
We introduce an auditing framework for determining whether a database system is adhering to its data disclosure policies. Users formulate audit expressions to specify the (sensiti...
Rakesh Agrawal, Roberto J. Bayardo Jr., Christos F...
202
Voted
ICDE
2008
IEEE
129views Database» more  ICDE 2008»
16 years 2 months ago
Fuzzy Multi-Dimensional Search in the Wayfinder File System
With the explosion in the amount of semi-structured data users access and store, there is a need for complex search tools to retrieve often very heterogeneous data in a simple and ...
Amélie Marian, Christopher Peery, Thu D. Ng...