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ICASSP
2011
IEEE
12 years 11 months ago
Improved DCT coefficient analysis for forgery localization in JPEG images
In this paper, we propose a statistical test to discriminate between original and forged regions in JPEG images, under the hypothesis that the former are doubly compressed while t...
Tiziano Bianchi, Alessia De Rosa, Alessandro Piva
ICASSP
2010
IEEE
13 years 7 months ago
Voice activity detection using harmonic frequency components in likelihood ratio test
This paper proposes a new statistical model-based likelihood ratio test (LRT) VAD to obtain reliable speech / non-speech decisions. In the proposed method, the likelihood ratio (L...
Lee Ngee Tan, Bengt J. Borgstrom, Abeer Alwan
ISMDA
2000
Springer
13 years 11 months ago
Inconsistency Tests for Patient Records in a Coronary Heart Disease Database
Abstract. The work presents the results of inconsistency detection experiments on the data records of an atherosclerotic coronary heart disease database collected in the regular me...
Dragan Gamberger, Nada Lavrac, Goran Krstacic, Tom...
IJWET
2008
93views more  IJWET 2008»
13 years 7 months ago
Collective web usability analysis: cognitive and activity walkthroughs
: This paper reviews two walkthrough methods for the web design practitioner to assess their web-based systems. Their relative advantages and weaknesses, and suggestions for web ev...
Hokyoung Ryu
KES
2009
Springer
14 years 2 months ago
A Platform for Extracting and Storing Web Data
The web data or data originated on the Web contain information and knowledge which allows improving web site efficiency and effectiveness to attract and retain visitors. However, w...
L. Víctor Rebolledo, Juan D. Velásqu...