892 search results - page 19 / 179 » Introduction to Digital Image Processing |
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
A method for identifying JPEG 2000 images with different coding parameters, such as DWT-filters, code-block sizes, quantization step sizes, and resolution levels, is presented. ...
JUCS
2011
14 years 5 months ago
2011
: This paper reports on the Joaquim Nabuco Project, a pioneering work in Latin America on document digitalization, enhancement, compression, indexing, retrieval and network transmi...
ICMCS
2005
IEEE
15 years 3 months ago
2005
IEEE
The existing halftone image watermarking methods were proposed to embed a watermark bit in a halftone dot, which corresponds to a pixel, to generate stego halftone image. This one...
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Markov random field (MRF) theory provides a basis for modeling contextual constraints in visual processing and interpretation. It enables us to develop optimal vision algorithms sy...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
We propose a novel semi-supervised classifier for handwritten digit recognition problems that is based on the assumption that any digit can be obtained as a slight transformation...