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SIGMOD
2004
ACM
121views Database» more  SIGMOD 2004»
16 years 7 months ago
A secure hierarchical model for sensor network
In a distributed sensor network, large number of sensors deployed which communicate among themselves to selforganize a wireless ad hoc network. We propose an energyefficient level...
Malik Ayed Tubaishat, Jian Yin, Biswajit Panja, Sa...
ICMCS
2006
IEEE
113views Multimedia» more  ICMCS 2006»
16 years 1 months ago
Steganalysis based on Markov Model of Thresholded Prediction-Error Image
A steganalysis system based on 2-D Markov chain of thresholded prediction-error image is proposed in this paper. Image pixels are predicted with their neighboring pixels, and the ...
Dekun Zou, Yun Q. Shi, Wei Su, Guorong Xuan
192
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SIGIR
2006
ACM
16 years 1 months ago
Answering complex questions with random walk models
We present a novel framework for answering complex questions that relies on question decomposition. Complex questions are decomposed by a procedure that operates on a Markov chain...
Sanda M. Harabagiu, V. Finley Lacatusu, Andrew Hic...
VRST
2004
ACM
16 years 22 days ago
Modeling and rendering of walkthrough environments with panoramic images
An important, potential application of image-based techniques is to create photo-realistic image-based environments for interactive walkthrough. However, existing image-based stud...
Angus M. K. Siu, Ada S. K. Wan, Rynson W. H. Lau
UML
2004
Springer
16 years 20 days ago
SoftContract: Model-Based Design of Error-Checking Code and Property Monitors
This paper discusses a model-based design flow for requirements in distributed embedded software development. Such requirements are specified using a language similar to Linear T...
Luciano Lavagno, Marco Di Natale, Alberto Ferrari,...