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» On the Processing of Decimated Signals
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ICASSP
2011
IEEE
12 years 11 months ago
Anti-aliasing filter for subpixel down-sampling based on frequency analysis
Nowadays, digital pictures are usually captured at very high resolution ranged up to 12 mega-pixels. Limited by low-resolution display, we have to shrink the image. Signal process...
Lu Fang, Ketan Tang, Oscar C. Au, Aggelos K. Katsa...
ICASSP
2011
IEEE
12 years 11 months ago
Multi-rate polyphase DSP and LMS calibration schemes for oversampled data conversion systems
—Architectural schemes for low-power calibration of oversampled analog-to-digital (A/D) systems are presented. Conventional full-rate least-mean squares (LMS) calibration has two...
Subhanshu Gupta, Yi Tang, Kuang-Wei Cheng, Jeyanan...
ICASSP
2011
IEEE
12 years 11 months ago
Polyphase filters - A model for teaching the art of discovery in DSP
By its very nature DSP is a mathematically heavy topic and to fully understand it students need to understand the mathematical developments underlying DSP topics. However, relying...
Mark L. Fowler
ICIP
2000
IEEE
14 years 9 months ago
A Novel Scheme for Image Rotation for Document Processing
Rotation of the binary image of a document page for correcting the skew in the case of OCR or signature verification systems entails disfigurement of the shape of the characters, ...
Kaushik Mahata, A. G. Ramakrishnan
CORR
2011
Springer
185views Education» more  CORR 2011»
13 years 2 months ago
The decimation process in random k-SAT
Amin Coja-Oghlan, Angelica Y. Pachon-Pinzon