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» Foundations of probabilistic answers to queries
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CIKM
2008
Springer
13 years 10 months ago
A generative retrieval model for structured documents
Structured documents contain elements defined by the author(s) and annotations assigned by other people or processes. Structured documents pose challenges for probabilistic retrie...
Le Zhao, Jamie Callan
CVPR
2004
IEEE
14 years 10 months ago
Hidden Semantic Concept Discovery in Region Based Image Retrieval
This paper addresses Content Based Image Retrieval (CBIR), focusing on developing a hidden semantic concept discovery methodology to address effective semanticsintensive image ret...
Ruofei Zhang, Zhongfei (Mark) Zhang
SODA
2012
ACM
191views Algorithms» more  SODA 2012»
11 years 11 months ago
Submatrix maximum queries in Monge matrices and Monge partial matrices, and their applications
We describe a data structure for submatrix maximum queries in Monge matrices or Monge partial matrices, where a query specifies a contiguous submatrix of the given matrix, and it...
Haim Kaplan, Shay Mozes, Yahav Nussbaum, Micha Sha...
GIS
2010
ACM
13 years 6 months ago
Towards location-based social networking services
Social networking applications have become very important web services that provide Internet-based platforms for their users to interact with their friends. With the advances in t...
Chi-Yin Chow, Jie Bao 0003, Mohamed F. Mokbel
SIGMOD
1998
ACM
96views Database» more  SIGMOD 1998»
14 years 20 days ago
Wavelet-Based Histograms for Selectivity Estimation
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
Yossi Matias, Jeffrey Scott Vitter, Min Wang