Get Advances in Visual Data Compression and Communication: PDF

By Feng Wu

ISBN-10: 1482234157

ISBN-13: 9781482234152

Visible details is likely one of the richest and so much bandwidth-consuming modes of conversation. to satisfy the necessities of rising purposes, strong information compression and transmission innovations are required to accomplish hugely effective verbal exchange, even within the presence of turning out to be verbal exchange channels that supply elevated bandwidth.

Presenting the result of the author’s years of study on visible information compression and transmission, Advances in visible info Compression and conversation: assembly the necessities of latest purposes offers a theoretical and technical foundation for complicated study on visible information compression and communication.

The publication experiences the drifting challenge in scalable video coding, analyzes the explanations inflicting the matter, and proposes quite a few options to the matter. It explores the author’s Barbell-based lifting coding scheme that has been followed as universal software program by means of MPEG. It additionally proposes a unified framework for deriving a directional rework from the nondirectional counterpart. The constitution of the framework and the statistic distribution of coefficients are just like these of the nondirectional transforms, which enables next entropy coding.

Exploring the visible correlation that exists in media, the textual content extends the present coding framework from assorted elements, together with complicated picture synthesis—from description and reconstruction to organizing correlated photographs as a pseudo series. It explains easy methods to follow compressive sensing to unravel the information compression challenge in the course of transmission and covers novel examine on compressive sensor facts amassing, random projection codes, and compressive modulation.

For analog and electronic transmission applied sciences, the publication develops the pseudo-analog transmission for media and explores state-of-the-art learn on dispensed pseudo-analog transmission, denoising in pseudo-analog transmission, and assisting MIMO. It concludes by way of contemplating rising advancements of knowledge thought for destiny purposes.

Show description

Read Online or Download Advances in Visual Data Compression and Communication: Meeting the Requirements of New Applications PDF

Similar imaging systems books

Download e-book for kindle: Broadband Circuits for Optical Fiber Communication by Eduard Säckinger

A professional consultant to the hot and rising box of broadband circuits for optical fiber communicationThis fascinating ebook makes it effortless for readers to go into into and deepen their wisdom of the hot and rising box of broadband circuits for optical fiber conversation. The author's choice and association of fabric were constructed, demonstrated, and sophisticated from his many classes and seminars.

Download PDF by Achyut K. Dutta, Niloy K. Dutta, Masahiko Fujiwara: WDM Technologies. - Passive Optical Components

The communications is on the onset of latest growth of WDM expertise essential to meet the hot call for for bandwidth. this can be the second one of a 4 reference books that might disguise this expertise comprehensively with the entire significant themes coated by means of a separate volumes - i. e. energetic elements, passive parts, structures and networks.

Download e-book for kindle: MRI from Picture to Proton by Donald W. McRobbie, Elizabeth A. Moore, Dr Martin J. Graves,

MRI from photo to Proton provides the fundamentals of MR perform and concept in a special means: backwards! the topic is approached simply as a brand new MR practitioner may stumble upon MRI: ranging from the pictures, gear and scanning protocols, instead of pages of physics concept. The reader is introduced face-to-face with matters pertinent to perform instantly, filling within the theoretical historical past as their event of scanning grows.

Download e-book for iPad: Raman Amplification in Fiber Optical Communication Systems by Clifford Headley, Govind Agrawal

Optical fiber telecommunications rely on gentle touring nice distances via optical fibers. As gentle travels it has a tendency to disperse and this ends up in a point of sign loss. Raman amplification is a method that's potent in any fiber to enlarge the sign gentle because it travels via transmission fibers, compensating for inevitable sign loss.

Additional resources for Advances in Visual Data Compression and Communication: Meeting the Requirements of New Applications

Example text

If we are given R bits to represent S, Sˆ can take on 2R values. Here, we assume that all values have the same probability to occur and thus the coding process is not considered. The problem is finding the optimum set of values for Sˆ (called the reproduction points) and the regions that are associated with ˆ each value S. For example, let S ∼ N(0, σs2 ) and assume a squared distortion measure. If 1 bit is given to represent S, it is clear that the bit should distinguish whether S > 0 or not. To minimize the squared error, each reproduced symbol should be at the conditional mean of its region, thus  2    σs , i f s ≥ 0 π .

2, respectively. 3. However, the redundancy of image and video is more complicated than the sources studied in information theory. It is hard to characterize it by simple statistical models. Therefore, more compression technologies have to be developed to handle the complicated redundancy. 1 Hybrid Coding Framework Let us take video as an example to discuss redundancy in visual data. Video consists of a series of continuously captured pictures. Each individual picture can be viewed as an image or photo.

Hamming codes of length n = 2m − 1 and dimension k = 2m − m − 1 exist for every m ≥ 2, having parity check matrices whose columns are binary representations of the numbers from 1 through n. Supposing that a codeword y is sent and the received vector is yˆ = y + z (addition modulo 2). 64) The decoding computes the syndrome d = yˆ H T = (y + z)H T = zH T . 65) Because of the property in Eq. 61), the syndrome depends only on the error Z and not on the transmitted codeword. If d = 0, then the decoded codeword is y.

Download PDF sample

Advances in Visual Data Compression and Communication: Meeting the Requirements of New Applications by Feng Wu


by Mark
4.5

Rated 4.42 of 5 – based on 50 votes