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WWW
2008
ACM
13 years 8 months ago
Divide, Compress and Conquer: Querying XML via Partitioned Path-Based Compressed Data Blocks
We propose a novel Partition Path-Based (PPB) grouping strategy to store compressed XML data in a stream of blocks. In addition, we employ a minimal indexing scheme called Block S...
Wilfred Ng, Ho Lam Lau, Aoying Zhou
SSWMC
2004
13 years 10 months ago
Statistical amplitude scale estimation for quantization-based watermarking
Quantization-based watermarking schemes are vulnerable to amplitude scaling. Therefore the scaling factor has to be accounted for either at the encoder, or at the decoder, prior t...
Ivo D. Shterev, Reginald L. Lagendijk, Richard Heu...
ICB
2007
Springer
134views Biometrics» more  ICB 2007»
14 years 2 months ago
Singular Points Analysis in Fingerprints Based on Topological Structure and Orientation Field
Abstract. As an important feature of fingerprints, singular points (includingcores and deltas) not only represent the local ridge pattern characteristics, but also determine the to...
Jie Zhou, Jinwei Gu, David Zhang
LREC
2008
74views Education» more  LREC 2008»
13 years 10 months ago
Tapping Huge Temporally Indexed Textual Resources with WCTAnalyze
WCTAnalyze is a tool for storing, accessing and visually analyzing huge collections of temporally indexed data. It is motivated by applications in media analysis, business intelli...
Sebastian Gottwald, Matthias Richter, Gerhard Heye...
MM
2003
ACM
84views Multimedia» more  MM 2003»
14 years 2 months ago
Temporal event clustering for digital photo collections
We present similarity-based methods to cluster digital photos by time and image content. The approach is general, unsupervised, and makes minimal assumptions regarding the structu...
Matthew L. Cooper, Jonathan Foote, Andreas Girgens...