Sciweavers

4255 search results - page 716 / 851
» Cover
Sort
View
ICIP
2004
IEEE
16 years 7 months ago
Robust perceptual image hashing via matrix invariants
In this paper we suggest viewing images (as well as attacks on them) as a sequence of linear operators and propose novel hashing algorithms employing transforms that are based on ...
Mehmet Kivanç Mihçak, Ramarathnam Ve...
ICDE
2008
IEEE
142views Database» more  ICDE 2008»
16 years 6 months ago
An Inflationary Fixed Point Operator in XQuery
ct The backbone of the XML data model, namely ordered, unranked trees, is inherently recursive and it is natural to equip the associated languages with constructs that can query su...
Loredana Afanasiev, Torsten Grust, Maarten Marx, J...
ICDE
2008
IEEE
117views Database» more  ICDE 2008»
16 years 6 months ago
MOOLAP: Towards Multi-Objective OLAP
Aggregation is among the core functionalities of OLAP systems. Frequently, such queries are issued in decision support systems to identify interesting groups of data. When more tha...
Shyam Antony, Ping Wu, Divyakant Agrawal, Amr El A...
ICDE
2001
IEEE
167views Database» more  ICDE 2001»
16 years 6 months ago
Database Managed External File Update
RDBMS's have evolved to an extent that they are used to manage almost all of traditional business data in a robust fashion. Nevertheless, a large fraction of unstructured and...
Neeraj Mittal, Hui-I Hsiao
ICPR
2004
IEEE
16 years 6 months ago
Discriminative Distance Measures for Image Matching
: Significant progress has been made by the computer vision community in recent years along two fronts: (i) developing complex spatial-temporal models for object registration and t...
Tat-Jen Cham, Xi Chen