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IJACTAICIT
2010
361views more  IJACTAICIT 2010»
15 years 3 months ago
A Proposed Technique for Information Hiding Based on DCT
The aim of this work is to design an algorithm which combines between steganography and cryptography that can hide a text in an image in a way that prevents, as much as possible, ...
Fadhil Salman Abed, Nada Abdul Aziz Mustafa
W2GIS
2004
Springer
15 years 11 months ago
Expansion-Based Algorithms for Finding Single Pair Shortest Path on Surface
Abstract. Finding single pair shortest paths on surface is a fundamental problem in various domains, like Geographic Information Systems (GIS) 3D applications, robotic path plannin...
Ke Deng, Xiaofang Zhou
SIAMSC
2011
151views more  SIAMSC 2011»
15 years 1 months ago
Inexact Newton Methods with Restricted Additive Schwarz Based Nonlinear Elimination for Problems with High Local Nonlinearity
The classical inexact Newton algorithm is an efficient and popular technique for solving large sparse nonlinear system of equations. When the nonlinearities in the system are wellb...
Xiao-Chuan Cai, Xuefeng Li
INFOCOM
2009
IEEE
16 years 27 days ago
Event Recognition in Sensor Networks by Means of Grammatical Inference
Abstract—Modern military and civilian surveillance applications should provide end users with the high level representation of events observed by sensors rather than with the raw...
Sahin Cem Geyik, Boleslaw K. Szymanski
CISS
2007
IEEE
15 years 10 months ago
How Many Users should be Turned On in a Multi-Antenna Broadcast Channel
This paper considers broadcast channels with L antennas at the base station and m single-antenna users, where each user has perfect channel knowledge and the base station obtains c...
Wei Dai, Youjian Liu, Brian Rider