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CIKM
2009
Springer
15 years 11 months ago
Space-economical partial gram indices for exact substring matching
Exact substring matching queries on large data collections can be answered using q-gram indices, that store for each occurring q-byte pattern an (ordered) posting list with the po...
Nan Tang, Lefteris Sidirourgos, Peter A. Boncz
PVLDB
2010
122views more  PVLDB 2010»
15 years 4 months ago
On Graph Query Optimization in Large Networks
The dramatic proliferation of sophisticated networks has resulted in a growing need for supporting effective querying and mining methods over such large-scale graph-structured da...
Peixiang Zhao, Jiawei Han
ICDT
2010
ACM
219views Database» more  ICDT 2010»
16 years 3 months ago
Aggregate Queries for Discrete and Continuous Probabilistic XML
Sources of data uncertainty and imprecision are numerous. A way to handle this uncertainty is to associate probabilistic annotations to data. Many such probabilistic database mode...
Serge Abiteboul, T.-H Hubert Chan, Evgeny Kharlamo...
ICIP
2005
IEEE
16 years 8 months ago
Statistical restoration for robust and secure steganography
We investigate data hiding techniques that attempt to defeat steganalysis by restoring the statistics of the composite image to resemble that of the cover. The approach is to rese...
Kaushal Solanki, Kenneth Sullivan, Upamanyu Madhow...
ISBI
2006
IEEE
16 years 7 months ago
Tissue characterization and detection of dysplasia using scattered light
In this paper, the structural parameters of dysplasia formation in the epithelial tissue are estimated using a stochastic decomposition algorithm (SDM) by means of scattered light...
Fernand S. Cohen, Ezgi Taslidere, Dilip S. Hari