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ICASSP
2008
IEEE
14 years 6 months ago
A first step to convolutive sparse representation
In this paper an extension of the sparse decomposition problem is considered and an algorithm for solving it is presented. In this extension, it is known that one of the shifted v...
Hamed Firouzi, Massoud Babaie-Zadeh, Aria Ghasemia...
ICASSP
2008
IEEE
14 years 6 months ago
Representation of solo clarinet music by physical modeling synthesis
A physical modeling synthesizer is developed and used to parametrically represent digital audio recordings of clarinet soloists. Empirical data, in the form of acoustic impedance ...
Mark Sterling, Xiaoxiao Dong, Mark Bocko
ICASSP
2008
IEEE
14 years 6 months ago
On security-aware transmission scheduling
The problem of interest is to characterize to what extent nodes independently following certain transmission schedules can be hijacked to relay flows of information packets. Info...
Ting He, Ameya Agaskar, Lang Tong
ICASSP
2008
IEEE
14 years 6 months ago
Forensic techniques for classifying scanner, computer generated and digital camera images
Digital images can be captured or generated by a variety of sources including digital cameras, scanners and computer graphics softwares. In many cases it is important to be able t...
Nitin Khanna, George T.-C. Chiu, Jan P. Allebach, ...
FCCM
2008
IEEE
133views VLSI» more  FCCM 2008»
14 years 6 months ago
Autonomous System on a Chip Adaptation through Partial Runtime Reconfiguration
This paper presents a proto-type autonomous signal processing system on a chip. The system is architected such that high performance digital signal processing occurs in the FPGA...
Matthew French, Erik Anderson, Dong-In Kang
CISS
2008
IEEE
14 years 6 months ago
Network distribution capacity and content-pipe gap
Abstract— The growth of video content and diversification of content-sharing methods in the Internet lead to an exciting range of new problems in networking, communications, and...
Mung Chiang
CISS
2008
IEEE
14 years 6 months ago
Distributed processing in frames for sparse approximation
—Beyond signal processing applications, frames are also powerful tools for modeling the sensing and information processing of many biological and man-made systems that exhibit in...
Christopher J. Rozell
CISS
2008
IEEE
14 years 6 months ago
Coordinated beamforming for the multi-cell multi-antenna wireless system
—In a conventional wireless cellular system, signal processing is performed on a per-cell basis; out-of-cell interference is treated as background noise. This paper considers the...
Hayssam Dahrouj, Wei Yu
AVSS
2008
IEEE
14 years 6 months ago
Object and Scene-Centric Activity Detection Using State Occupancy Duration Modeling
We propose a video event analysis framework based on object segmentation and tracking, combined with a Hidden Semi-Markov Model (HSMM) that uses state occupancy duration modeling....
Murtaza Taj, Andrea Cavallaro
AVSS
2008
IEEE
14 years 6 months ago
Automatic Detection of Adverse Weather Conditions in Traffic Scenes
Visual surveillance in outdoor environments requires the monitoring of both objects and events. The analysis is generally driven by the target application which, in turn, determin...
Andrea Lagorio, Enrico Grosso, Massimo Tistarelli