1344 search results - page 107 / 269 » Quantization |
ICASSP
2011
IEEE
14 years 6 months ago
2011
IEEE
This paper presents a novel technique to mitigate effects of datapath and memory errors in JPEG implementations. These errors are mainly caused by voltage scaling and process vari...
166
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SIGPRO
2011
14 years 5 months ago
2011
Quantizing real-valued templates into binary strings is a fundamental step in biometric compression and template protection. In this paper, we introduce the area under the FRR cur...
140
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ICIP
2002
IEEE
16 years 4 months ago
2002
IEEE
The Matching Pursuits (MP) coding method has been employed successfully in video coding. In it, the motion compensated frame difference is decomposed on an overcomplete dictionary...
121
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ICIP
2005
IEEE
16 years 4 months ago
2005
IEEE
This paper proposes systematic lossy error protection of video waveforms using multiple embedded Wyner-Ziv video descriptions. A video signal transmitted over an error-prone chann...
121
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ICIP
2004
IEEE
16 years 4 months ago
2004
IEEE
Quantization-based watermarking schemes are vulnerable to amplitude scaling. Therefore, the scaling factor needs to be estimated at the decoder side, such that the received (attac...