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ICC
2007
IEEE
14 years 4 months ago
Signature Based Spectrum Sensing Algorithms for IEEE 802.22 WRAN
Abstract—Spectral sensing for the presence of ATSC DTV signals in VHF/UHF TV bands under a very low SNR environment is one of the core technologies in IEEE 802.22 WRAN. There are...
Hou-Shin Chen, Wen Gao, David G. Daut
ICIAP
2007
ACM
14 years 4 months ago
Image Spam Filtering Using Visual Information
We address the problem of recognizing the so-called image spam, which consists in embedding the spam message into attached images to defeat techniques based on the analysis of e-m...
Battista Biggio, Giorgio Fumera, Ignazio Pillai, F...
DATE
2006
IEEE
121views Hardware» more  DATE 2006»
14 years 4 months ago
Analysis of the impact of bus implemented EDCs on on-chip SSN
In this paper we analyze the impact of error detecting codes, implemented on an on-chip bus, on the on-chip simultaneous switching noise (SSN). First, we analyze in detail how SSN...
Daniele Rossi, Carlo Steiner, Cecilia Metra
IROS
2006
IEEE
135views Robotics» more  IROS 2006»
14 years 4 months ago
Probabilistic Speaker Localization in Noisy Environments by Audio-Visual Integration
Abstract - In this paper, we have developed not only a probabilistic sound localization system including VAD (Voice Activity Detection) component using three microphones but also a...
JongSuk Choi, Munsang Kim, Hyun-Don Kim
ACIVS
2006
Springer
14 years 4 months ago
Water Flow Based Complex Feature Extraction
A new general framework for shape extraction is presented, based on the paradigm of water flow. The mechanism embodies the fluidity of water and hence can detect complex shapes. A ...
Xin U. Liu, Mark S. Nixon