Sciweavers

425 search results - page 42 / 85
» A novel image-hiding scheme based on block difference
Sort
View
ICASSP
2011
IEEE
14 years 1 months ago
A region based approach to background modeling in a wavelet multi-resolution framework
In the field of detection and monitoring of dynamic objects in quasi-static scenes, background subtraction techniques where background is modeled at pixel-level, although showing ...
Ainhoa Mendizabal, Luis Salgado
TIP
2008
256views more  TIP 2008»
14 years 10 months ago
Image-Based Human Age Estimation by Manifold Learning and Locally Adjusted Robust Regression
Estimating human age automatically via facial image analysis has lots of potential real-world applications, such as human computer interaction and multimedia communication. However...
Guodong Guo, Yun Fu, Charles R. Dyer, Thomas S. Hu...
GCC
2007
Springer
15 years 4 months ago
A Dynamic Quota-Based Peer Selection Strategy in BitTorrent
BitTorrent employs a static quota-based peer selection strategy to fixedly allocate upload quotas for the Tit-For-Tat (TFT) choke algorithm and Optimistic Unchoke (OU) algorithm, ...
Kun Huang, Lei Wang, Dafang Zhang, Yongwei Liu
ICMCS
2007
IEEE
138views Multimedia» more  ICMCS 2007»
15 years 4 months ago
Normalized Double-Talk Detection Based on Microphone and AEC Error Cross-Correlation
In this paper, we present two different double-talk detection schemes for Acoustic Echo Cancellation (AEC). First, we present a novel normalized detection statistic based on the c...
Asif Iqbal Mohammad, Jack W. Stokes, Steven L. Gra...
GLOBECOM
2009
IEEE
15 years 4 months ago
How Much Training Is Needed for Iterative Multiuser Detection and Decoding?
Abstract—This paper studies large randomly spread directsequence code-division multiple-access system operating over a block fading multipath channel. Channel knowledge is obtain...
Mikko Vehkaperä, Keigo Takeuchi, Ralf R. M&uu...