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ICMCS
2006
IEEE
118views Multimedia» more  ICMCS 2006»
14 years 1 months ago
Remote Voice Acquisition in Multimodal Surveillance
Multimodal surveillance systems using visible/IR cameras and other sensors are widely deployed today for security purpose, particularly when subjects are at a large distance. Howe...
Weihong Li, Zhigang Zhu, George Wolberg
AVSS
2007
IEEE
14 years 2 months ago
Scream and gunshot detection and localization for audio-surveillance systems
This paper describes an audio-based video surveillance system which automatically detects anomalous audio events in a public square, such as screams or gunshots, and localizes the...
Giuseppe Valenzise, Luigi Gerosa, Marco Tagliasacc...
ICASSP
2008
IEEE
14 years 2 months ago
Single-channel speech separation based on modulation frequency
This paper describes an algorithm that performs a simple form of computational auditory scene analysis to separate multiple speech signals from one another on the basis of the mod...
Lingyun Gu, Richard M. Stern
ICASSP
2011
IEEE
12 years 11 months ago
A new metric for VQ-based speech enhancement and separation
Speech enhancement and separation algorithms frequently employ two-stage processing schemes, where the signal is first mapped to an intermediate low-dimensional parametric descri...
Mads Græsbøll Christensen, Pejman Mow...
SIGIR
2008
ACM
13 years 7 months ago
Separate and inequal: preserving heterogeneity in topical authority flows
Web pages, like people, are often known by others in a variety of contexts. When those contexts are sufficiently distinct, a page's importance may be better represented by mu...
Lan Nie, Brian D. Davison