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ICIP
2003
IEEE
16 years 5 months ago
2003
IEEE
Despite their simplicity, scalar threshold operators effectively remove additive white Gaussian noise from wavelet detail coefficients of many practical signals. This paper explor...
129
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ICIP
2003
IEEE
16 years 5 months ago
2003
IEEE
In this paper, we investigate the use of the coupled hidden Markov models (CHMM) for the task of audio-visual text dependent speaker identification. Our system determines the iden...
142
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ICIP
2003
IEEE
16 years 5 months ago
2003
IEEE
We present a probabilistic method for audio-visual (AV) speaker tracking, using an uncalibrated wide-angle camera and a microphone array. The algorithm fuses 2-D object shape and ...
103
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ICIP
2003
IEEE
16 years 5 months ago
2003
IEEE
Thispaper presents an information-theoreticstudy ofvideo codecs that are based on the principle of source coding with side information at the decoder In contrast to the classical ...
144
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ICIP
2003
IEEE
16 years 5 months ago
2003
IEEE
We extend a recently-proposed framework for the rate-distortion optimized transmission of packetized media. The original framework assumed that media packets each have a single arr...