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TCSV
2008
134views more  TCSV 2008»
14 years 9 months ago
Invariant Image Watermarking Based on Statistical Features in the Low-Frequency Domain
Watermark resistance to geometric attacks is an important issue in the image watermarking community. Most countermeasures proposed in the literature usually focus on the problem of...
Shijun Xiang, Hyoung-Joong Kim, Jiwu Huang
TIT
2008
87views more  TIT 2008»
14 years 9 months ago
Coding Theorems on the Threshold Scheme for a General Source
In this paper, coding theorems on the (t; m)-threshold scheme for a general source are discussed, where m means the number of the shares and t means a threshold. The (t; m)-thresho...
Hiroki Koga
TJS
2008
95views more  TJS 2008»
14 years 9 months ago
Combating I-O bottleneck using prefetching: model, algorithms, and ramifications
Multiple memory models have been proposed to capture the effects of memory hierarchy culminating in the I-O model of Aggarwal and Vitter [?]. More than a decade of architectural a...
Akshat Verma, Sandeep Sen
TMI
2008
136views more  TMI 2008»
14 years 9 months ago
Classification of fMRI Time Series in a Low-Dimensional Subspace With a Spatial Prior
We propose a new method for detecting activation in functional magnetic resonance imaging (fMRI) data. We project the fMRI time series on a low-dimensional subspace spanned by wave...
François G. Meyer, Xilin Shen
JGAA
2007
135views more  JGAA 2007»
14 years 9 months ago
Challenging Complexity of Maximum Common Subgraph Detection Algorithms: A Performance Analysis of Three Algorithms on a Wide Dat
Graphs are an extremely general and powerful data structure. In pattern recognition and computer vision, graphs are used to represent patterns to be recognized or classified. Det...
Donatello Conte, Pasquale Foggia, Mario Vento