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» Improving re-sampling detection by adding noise
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MEDIAFORENSICS
2010
13 years 5 months ago
Improving re-sampling detection by adding noise
Current image re-sampling detectors can reliably detect re-sampling in JPEG images only up to a Quality Factor (QF) of 95 or higher. At lower QFs, periodic JPEG blocking artifacts...
Lakshmanan Nataraj, Anindya Sarkar, B. S. Manjunat...
ICASSP
2007
IEEE
13 years 10 months ago
Robust Adaptive Beamforming Algorithm using Instantaneous Direction of Arrival with Enhanced Noise Suppression Capability
In this paper, we propose a novel adaptive beamforming algorithm with enhanced noise suppression capability. The proposed algorithm incorporates the sound-source presence probabil...
Byung-Jun Yoon, Ivan Tashev, Alex Acero
IROS
2009
IEEE
129views Robotics» more  IROS 2009»
13 years 10 months ago
Using symmetrical regions of interest to improve visual SLAM
— Simultaneous Localization and Mapping (SLAM) based on visual information is a challenging problem. One of the main problems with visual SLAM is to find good quality landmarks,...
Gert Kootstra, Lambert Schomaker
EUROCON
2011
281views Hardware» more  EUROCON 2011»
12 years 7 months ago
Browsing videos by automatically detected audio events
—This paper focuses on Audio Event Detection (AED), a research area which aims to substantially enhance the access to audio in multimedia content. With the ever-growing quantity ...
Virginia Barbosa, Thomas Pellegrini, Miguel Bugalh...
COGSCI
2004
142views more  COGSCI 2004»
13 years 3 months ago
Characterizing perceptual learning with external noise
Performance in perceptual tasks often improves with practice. This effect is known as `perceptual learning,' and it has been the source of a great deal of interest and debate...
Jason M. Gold, Allison B. Sekuler, Partrick J. Ben...