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Lossy Compression of Stochastic Halftones with JBIG2 Magesh Valliappan and Brian L. Evans Embedded Signal Processing Laboratory The University of Texas at Austin
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Supported by MARCO GSRC Compression Schemes for
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INTERPOLATED HALFTONING, REHALFTONING, AND HALFTONE COMPRESSION. Prof. Brian L. Evans ... http://anchovy.ece.utexas.edu/ 2. OUTLINE. Introduction to halftoning ...
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Bleed-through can be effectively removed offline using image-processing ... More work needs to be done on the segmentation and inpainting aspects of the algorithm ...
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HDTV decoders. DVD players. Video conferencing. Internet video. Other applications. MPEG ... MPEG-2 (DVD, Digital TV) MPEG-4 (All Inclusive and Interactive) ...
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... Green Noise Error Diffusion Output fed ... [Knox, 1993] Add signal (e.g. white noise) to quantizer input Equivalent to error diffusing an input image ...
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1999 The Signal Processing and Multimedia Group The University of British Columbia ... Dave and his Mom: Page 4 ... (Black & White) Page 5 ...
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Ph.D. Graduates: Dr. Niranjan Damera-Venkata (HP Labs) Dr. Thomas D. Kite ... Ph.D. students: Gregory E. Allen (UT App. Res. Labs) Serene Banerjee. Vishal Monga ...
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Limit cycle behavior [Fan & Eschbach, 1993] ... Stability of error diffusion [Fan, 1993] ... Reducing worms in highlights & shadows ...
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Everyday an enormous amount of information is stored, processed, and transmitted ... For an 8-bit monochrome image, the first 256 entries are assigned to the gray ...
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Desktop color printer (CMYK) 24 pages per minute, 600 lines/inch, 600 dots/inch/line ... Free Parameters. L sharpening. M downsamping factor. N grayscale resolution ...
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Compression of the image
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Multimedia Data Compression Mee Young Sung University of Incheon Department of Computer Science & Engineering mysung@incheon.ac.kr
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Error Diffusion Halftoning Methods for High-Quality Printed and Displayed Images Prof. Brian L. Evans Embedded Signal Processing Laboratory The University of Texas at ...
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Bandwidth: demand vs. supply - quantifying the challenge
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Aimed at documents with a distinct text layer. Layer specific compression algorithms for better compression ... and the music of Nickelback for keeping me company. ...
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VLC. VLC. DCT = Discrete Cosine Transform. MCP = Motion Compensation. VLC = Variable Length Coding. Model Based Image Quality Assessment ...
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Title: Slajd 1 Author: DataUr Last modified by: Starosolski Created Date: 2/10/2006 9:59:25 AM Document presentation format: Pokaz na ekranie Company
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... 81, ISO/IEC 10918) Royalty-Free 'baseline' Lossy & lossless; supports ... T.87, ISO/IEC 14495-1) Royalty-free. Lossless (near-lossless also possible), fast ...
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Acceptable technical parameters (resolution, colour depth, lossy compression) ... Modern journals (with colour photographs) Maps. Administrative documents and forms ...
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Wireline Communications speaker phones, ADSL modems ... Greyscale image. WYSIWYG halftone. Error. filter. F(t1,t2,...,tn) DBF. Near. Field. Far. Field ...
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Zigzag Scan. Differential Pulse Code Modulation (DPCM) on DC component ... Why ZigZag Scan. RLC aims to turn the block values into sets ...
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... image compression technique independent of. Image resolution ... Experiments indicate that humans are not very sensitive to the high frequency data images ...
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color in the reference line should be skipped. READ: Codes fo modes ... Six EOL codes after every page. Option for grayscale and color images. G3 and G4: Results ...
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Multimedia Data Compression Mee Young Sung University of Incheon Department of Computer Science & Engineering mysung@incheon.ac.kr Lossless Compression Algorithms ...
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Video Compression and MPEG B. Acharya Video Basics Image Video Basics - Scanning Scanning is a process of sampling of a continuously varying 2D signals.
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Frequency scalability or data partitioning ... Digital broadcast TV or HDTV with different quality layers ... LSP: list of significant pixels (significant ...
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String number. The next char from input. Example. LZW (variant of LZ78) ... [1] Initialize string table; [2] Prefix [C] empty; [3] K next character in charstream; ...
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