Tài liệu Image and Videl Comoression P12 doc

Tài liệu Image and Videl Comoression P12 doc

Tài liệu Image and Videl Comoression P12 doc

... experiments on real image sequences in the laboratory and some synthetic image sequences demonstrate that the correlation-feedback algorithm performs better than some standard gradient- and correlation-based ... calculated and utilized. In essence, the feedback approach utilizes two given images repeatedly, while the Singh method uses two given images only once (u c and v c deriv...

Ngày tải lên: 25/01/2014, 13:20

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Tài liệu Image and Videl Comoression P2 doc

Tài liệu Image and Videl Comoression P2 doc

... input image and video are to be encoded. It is not necessary that the original image and video waveform be quantized and coded: we will show that some formats obtained from the input image and ... coding and has a direct impact on the bit rate and the distortion of reconstructed images or videos. We discuss concepts, principles and various quantization techniques which inc...

Ngày tải lên: 22/12/2013, 21:18

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Tài liệu Image and Videl Comoression P9 doc

Tài liệu Image and Videl Comoression P9 doc

... coding are the image modeling, image analysis, and image synthesis techniques. Both image analysis and synthesis are based on the image model. The image modeling techniques used for image coding ... Lundmark, and R. Forchheimer, Image Sequence Coding at Very Low Bitrates: A Review, IEEE Trans. Image Process., 3(5), 1994. Li, W. and Y. Zhang, Vector-based signal proce...

Ngày tải lên: 19/01/2014, 20:20

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Tài liệu Image and Videl Comoression P8 docx

Tài liệu Image and Videl Comoression P8 docx

... computer-generated imagery or computer graphics. Compound documents: the new coding standard is desired to be capable of compressing both continuous-tone and bilevel images. The coding scheme can compress and ... of image compression system under development by Joint Photographic Experts Group for still image coding. This standard is intended to meet a need for image compression wit...

Ngày tải lên: 19/01/2014, 20:20

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Tài liệu Image and Videl Comoression P7 doc

Tài liệu Image and Videl Comoression P7 doc

... CRC Press LLC Still Image Coding Standard: JPEG In this chapter, the JPEG standard is introduced. This standard allows for lossy and lossless encoding of still images and four distinct modes ... second layer, and 0.1 bits per pixel at the third layer). REFERENCES Digital compression and coding of continuous-tone still images. Requirements and Guidelines, ISO-/IEC Internat...

Ngày tải lên: 19/01/2014, 20:20

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Tài liệu Image and Videl Comoression P13 doc

Tài liệu Image and Videl Comoression P13 doc

... Jain and Jain algorithm for the block matching technique (Jain and Jain, 1981); the Netravali and Robbins algorithm for the pel recursive technique (Netravali and Robbins, 1979); and the Horn and ... K. and H. Harashima, Model-based analysis synthesis image coding (MBASIC) system for a person’s face, Signal Process. Image Commun., 139-152, 1989. Aizawa, K. and T. S. Huang,...

Ngày tải lên: 25/01/2014, 13:20

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Tài liệu Image and Videl Comoression P1 pptx

Tài liệu Image and Videl Comoression P1 pptx

... in image and video compression. * In this book, the terms image and video data compression, image and video compression, and image and video coding are synonymous. © 2000 by CRC Press LLC and (1.19) In ... reconstructed image and video is application dependent. In medical diagnoses and some scientific measurements, we may need the reconstructed image and video t...

Ngày tải lên: 22/12/2013, 21:18

28 359 0
Tài liệu Image and Videl Comoression P6 ppt

Tài liệu Image and Videl Comoression P6 ppt

... fact that there are several international standards concerning still image coding (for both bilevel and multilevel images), a brief summary of them and a performance comparison have been presented ... is also used in the UNIX Compress command. 6.5 INTERNATIONAL STANDARDS FOR LOSSLESS STILL IMAGE COMPRESSION In the previous chapter, we studied Huffman and arithmetic coding techniques...

Ngày tải lên: 19/01/2014, 20:20

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Tài liệu Image and Videl Comoression P5 pdf

Tài liệu Image and Videl Comoression P5 pdf

... wide applications in image and video coding and have been adopted in the international still image coding standard JPEG and video coding standards H.261, H.263, and MPEG 1 and 2. When some source ... bilevel image coding (Langdon and Rissanen, 1981) and adopted by the international standards for bilevel image compression, JBIG. It has also been adopted by the internation...

Ngày tải lên: 19/01/2014, 20:20

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Tài liệu Image and Videl Comoression P4 ppt

Tài liệu Image and Videl Comoression P4 ppt

... the image G and the basis image I u,v (Wintz, 1972). Note that basis images have nothing to do with the input image. Instead, it is completely defined by the transform itself. That is, basis images ... estimation; subimage sizes of 4, 8, and 16 are used most often. In particular, N = 8 is adopted by the international still image coding standard, JPEG, as well as video coding standa...

Ngày tải lên: 19/01/2014, 20:20

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