Visual Information Representation, Communication, and Image Processing

Visual Information Representation, Communication, and Image Processing

Author: Ya-Qin Zhang

Publisher: CRC Press

Published: 1999-05-25

Total Pages: 584

ISBN-13: 9780824719289

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Discusses recent advances in the related technologies of multimedia computers, videophones, video-over-Internet, HDTV, digital satellite TV and interactive computer games. The text analyzes ways of achieving more effective navigation techniques, data management functions, and higher throughout networking. It synthesizes data on visual information venues, tracking the enormous commercial potential for new components and compatible systems.


CVRMed-MRCAS '97

CVRMed-MRCAS '97

Author: Jocelyne Troccaz

Publisher: Springer Science & Business Media

Published: 1997-03-05

Total Pages: 860

ISBN-13: 9783540627340

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This book constitutes the refereed proceedings of the First Joint Conference; Computer Vision, Virtual Reality and Robotics in Medicine, CVRMed, and Medical Robotics and Computer-Assisted Surgery, MRCAS, held in Grenoble, France, in March 1997. The volume presents 76 regular revised papers and 16 clinical papers selected from a total of 161 submitted full papers. The volume offers highly innovative and promising research results in computer-assisted medicine and medical informatics. Among the areas covered are medical imaging, virtual reality, medical robotics, and computer-integrated therapy and surgery. The book is of relevance to clinicians, medical engineers, and computer scientists.


Digital Video Transition Analysis And Detection

Digital Video Transition Analysis And Detection

Author: Wei Jyh Heng

Publisher: World Scientific Publishing Company

Published: 2002-12-26

Total Pages: 200

ISBN-13: 9813106077

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This book presents a comprehensive coverage of video transition analysis and detection, which is a critical technology in video indexing embodied in the recent MPEG-7 standard, defining the description interface for multimedia content. It is a timely publication, in that the MPEG-7 standard is driving the explosion of multimedia applications on the Internet. The book outlines a revolutionary system for automatic analysis and detection of transitions, which is not found in any other book.


Algorithms, Complexity Analysis and VLSI Architectures for MPEG-4 Motion Estimation

Algorithms, Complexity Analysis and VLSI Architectures for MPEG-4 Motion Estimation

Author: Peter M. Kuhn

Publisher: Springer Science & Business Media

Published: 2013-06-29

Total Pages: 242

ISBN-13: 1475744749

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MPEG-4 is the multimedia standard for combining interactivity, natural and synthetic digital video, audio and computer-graphics. Typical applications are: internet, video conferencing, mobile videophones, multimedia cooperative work, teleteaching and games. With MPEG-4 the next step from block-based video (ISO/IEC MPEG-1, MPEG-2, CCITT H.261, ITU-T H.263) to arbitrarily-shaped visual objects is taken. This significant step demands a new methodology for system analysis and design to meet the considerably higher flexibility of MPEG-4. Motion estimation is a central part of MPEG-1/2/4 and H.261/H.263 video compression standards and has attracted much attention in research and industry, for the following reasons: it is computationally the most demanding algorithm of a video encoder (about 60-80% of the total computation time), it has a high impact on the visual quality of a video encoder, and it is not standardized, thus being open to competition. Algorithms, Complexity Analysis, and VLSI Architectures for MPEG-4 Motion Estimation covers in detail every single step in the design of a MPEG-1/2/4 or H.261/H.263 compliant video encoder: Fast motion estimation algorithms Complexity analysis tools Detailed complexity analysis of a software implementation of MPEG-4 video Complexity and visual quality analysis of fast motion estimation algorithms within MPEG-4 Design space on motion estimation VLSI architectures Detailed VLSI design examples of (1) a high throughput and (2) a low-power MPEG-4 motion estimator. Algorithms, Complexity Analysis and VLSI Architectures for MPEG-4 Motion Estimation is an important introduction to numerous algorithmic, architectural and system design aspects of the multimedia standard MPEG-4. As such, all researchers, students and practitioners working in image processing, video coding or system and VLSI design will find this book of interest.


Multimedia Systems, Standards, and Networks

Multimedia Systems, Standards, and Networks

Author: Atul Puri

Publisher: CRC Press

Published: 2000-03-22

Total Pages: 662

ISBN-13: 9780203908440

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Describes ITU H H.323 and H.324, H.263, ITU-T video, and MPEG-4 standards, systems, and coding; IP and ATM networks; multimedia search and retrieval; image retrieval in digital laboratories; and the status and direction of MPEG-7.


Digital Video Image Quality and Perceptual Coding

Digital Video Image Quality and Perceptual Coding

Author: H.R. Wu

Publisher: CRC Press

Published: 2017-12-19

Total Pages: 640

ISBN-13: 1420027824

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The hand is quicker than the eye. In many cases, so is digital video. Maintaining image quality in bandwidth- and memory-restricted environments is quickly becoming a reality as thriving research delves ever deeper into perceptual coding techniques, which discard superfluous data that humans cannot process or detect. Surveying the topic from a Human Visual System (HVS)-based approach, Digital Video Image Quality and Perceptual Coding outlines the principles, metrics, and standards associated with perceptual coding, as well as the latest techniques and applications. This book is divided broadly into three parts. First, it introduces the fundamental theory, concepts, principles, and techniques underlying the field, such as the basics of compression, HVS modeling, and coding artifacts associated with current well-known techniques. The next section focuses on picture quality assessment criteria; subjective and objective methods and metrics, including vision model based digital video impairment metrics; testing procedures; and international standards regarding image quality. Finally, practical applications come into focus, including digital image and video coder designs based on the HVS as well as post-filtering, restoration, error correction, and concealment techniques. The permeation of digital images and video throughout the world cannot be understated. Nor can the importance of preserving quality while using minimal storage space, and Digital Video Image Quality and Perceptual Coding provides the tools necessary to accomplish this goal. Instructors and lecturers wishing to make use of this work as a textbook can download a presentation of 786 slides in PDF format organized to augment the text. accompany our book (H.R. Wu and K.R. Rao, Digital Video Image Quality and Perceptual Coding, CRC Press (ISBN: 0-8247-2777-0), Nov. 2005) for lecturers or instructor to use for their classes if they use the book.


Image Analysis and Recognition

Image Analysis and Recognition

Author: Mohamed Kamel

Publisher: Springer Science & Business Media

Published: 2007-08-07

Total Pages: 1333

ISBN-13: 3540742581

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This book constitutes the refereed proceedings of the 4th International Conference on Image Analysis and Recognition, ICIAR 2007, held in Montreal, Canada, in August 2007. The 71 revised full papers and 44 revised poster papers presented were carefully reviewed and selected from 261 submissions. The papers are organized in topical sections on image restoration and enhancement, image and video processing and analysis, image segmentation, computer vision, pattern recognition for image analysis, shape and matching, motion analysis, tracking, image retrieval and indexing, image and video coding and encryption, biometrics, biomedical image analysis, and applications.


Video Coding with Superimposed Motion-Compensated Signals

Video Coding with Superimposed Motion-Compensated Signals

Author: Markus Flierl

Publisher: Springer Science & Business Media

Published: 2006-04-18

Total Pages: 166

ISBN-13: 1402077653

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Appendices 133 A Mathematical Results 133 A.1 Singularities of the Displacement Error Covariance Matrix 133 A.2 A Class of Matrices and their Eigenvalues 134 A.3 Inverse of the Power Spectral Density Matrix 134 A.4 Power Spectral Density of a Frame 136 Glossary 137 References 141 Index 159 Preface This book aims to capture recent advances in motion compensation for - ficient video compression. It investigates linearly combined motion comp- sated signals and generalizes the well known superposition for bidirectional prediction in B-pictures. The number of superimposed signals and the sel- tion of reference pictures will be important aspects of the discussion. The application oriented part of the book employs this concept to the well known ITU-T Recommendation H.263 and continues with the improvements by superimposed motion-compensated signals for the emerging ITU-T R- ommendation H.264 and ISO/IEC MPEG-4 (Part 10). In addition, it discusses a new approach for wavelet-based video coding. This technology is currently investigated by MPEG to develop a new video compression standard for the mid-term future.