Archive For The “Signal Processing” Category
By Piet van Mieghem
A concise and self-contained advent to the idea of graph spectra and its functions to the learn of advanced networks.
By H. Vicky Zhao
In large-scale media-sharing social networks, the place hundreds of thousands of clients create, percentage, hyperlink and reuse media content material, there are transparent demanding situations in holding content material protection and highbrow estate, and in designing scalable and trustworthy networks in a position to dealing with excessive degrees of site visitors. This entire source demonstrates how online game concept can be utilized to version person dynamics and optimize layout of media-sharing networks. It reports the elemental methodologies used to version and study human habit, utilizing examples from real-world multimedia social networks. With an intensive research of the effect of human components on multimedia method layout, this available e-book exhibits how an knowing of human habit can be utilized to enhance method functionality. Bringing jointly mathematical instruments and engineering recommendations with rules from sociology and human habit research, this one-stop advisor will let researchers to discover this rising box additional and eventually layout media-sharing platforms with extra effective, safe and customized prone
By K.N. Ngan, T. Meier, D. Chai
In recent times, the paradigm of video coding has shifted from that of a frame-based method of a content-based process, quite with the finalization of the ISO multimedia coding normal, MPEG-4. MPEG-4 is the rising ordinary for the coding of multimedia content material. It defines a syntax for a collection of content-based functionalities, particularly, content-based interactivity, compression and common entry. even though, it doesn't specify how the video content material is to be generated. To generate the video content material, video needs to be segmented into video items and tracked as they transverse around the video frames. This e-book addresses the tough challenge of video segmentation, and the extraction and monitoring of video item planes as outlined in MPEG-4. It then specializes in the categorical factor of face segmentation and coding as utilized to videoconferencing which will increase the standard of videoconferencing photographs particularly within the facial quarter. Modal-based coding is a content-based coding method used to code man made gadgets that experience turn into a tremendous a part of video content material. It leads to tremendous low bit charges simply because in basic terms the parameters had to characterize the modal are transmitted. Model-based coding is integrated to supply heritage info for the factitious item coding in MPEG-4. finally, MPEG-4, the 1st coding common for multimedia content material is defined intimately. the themes lined contain the coding of audio gadgets, the coding of ordinary and artificial video gadgets, and blunder resilience. complex Video Coding is among the first books on content-based coding and MPEG-4 coding commonplace. It serves as a great details resource and reference for either researchers and working towards engineers.
By Joseph Carr
Explains the fundamentals of acting the checks and measurements utilized in fitting, proving the functionality, retaining, and troubleshooting radio-frequency structures. Carr, who has written prolifically on electronics and communications, comprises easy theories of measuring radio frequency in addition to attempt gear, set-ups, dimension tactics, and examining the implications. Engineers, technicians, novice radio buffs, or hobbyists may well locate the knowledge important.
By Roger Woods, John McAllister, Gaye Lightbody, Ying Yi
An vital operating source for engineers and researchers occupied with the layout, improvement, and implementation of sign processing systems
The final decade has visible a fast growth of using box programmable gate arrays (FPGAs) for quite a lot of purposes past conventional electronic sign processing (DSP) structures. Written by means of a group of specialists operating on the innovative of FPGA study and improvement, this moment version of FPGA-based Implementation of sign Processing Systems has been broadly up-to-date and revised to mirror the newest iterations of FPGA concept, functions, and know-how. Written from a system-level point of view, it positive factors specialist discussions of latest tools and instruments utilized in the layout, optimization and implementation of DSP structures utilizing programmable FPGA undefined. And it offers a wealth of useful insights—along with illustrative case stories and well timed real-world examples—of severe challenge to engineers operating within the layout and improvement of DSP platforms for radio, telecommunications, audio-visual, and safeguard purposes, in addition to bioinformatics, tremendous facts functions, and extra. inside of you can find updated insurance of:
- FPGA ideas for giant information purposes, particularly as they follow to large facts sets
- The use of ARM processors in FPGAs and the move of FPGAs in the direction of heterogeneous computing platforms
- The evolution of excessive point Synthesis tools—including new sections on Xilinx's HLS Vivado instrument movement and Altera's OpenCL approach
- Developments in Graphical Processing devices (GPUs), that are quickly exchanging extra conventional DSP systems
FPGA-based Implementation of sign Processing Systems, 2nd Edition is an fundamental advisor for engineers and researchers concerned with the layout and improvement of either conventional and state-of-the-art information and sign processing platforms. Senior-level electric and laptop engineering graduates learning sign processing or electronic sign processing will also locate this quantity of significant interest.
By Charles K. Chui (Auth.)
By Jean M. Firth (auth.)
The research of indications and platforms utilizing rework equipment is an important element of the exam of procedures and difficulties in an more and more wide variety of purposes. while the preliminary impetus within the improvement of equipment applicable for dealing with discrete units of knowledge happened in general in an electric engineering context (for instance within the layout of electronic filters), an identical strategies are in use in such disciplines as cardiology, optics, speech research and administration, in addition to in different branches of technological know-how and engineering. this article is geared toward a readership whose mathematical heritage comprises a few acquaintance with complicated numbers, linear differen tial equations, matrix algebra, and sequence. in particular, a familiarity with Fourier sequence (in trigonometric and exponential types) is thought, and an publicity to the idea that of a continuing indispensable rework is fascinating. this kind of heritage might be anticipated, for instance, on finishing touch of the 1st yr of a technology or engineering measure direction during which rework recommendations can have an important software. In different disciplines the readership could be prior the second one 12 months undergraduate degree. In both case, the textual content is additionally meant for past graduates whose measure classes didn't contain this kind of fabric and who now locate themselves, in a certified skill, requiring a data of discrete rework methods.
By David Morgan
This publication provides the elemental rules and gadget layout strategies for floor acoustic wave filters. It covers the units in common use this day: bandpass and pulse compression filters, correlators and non-linear convolvers and resonators. the most recent applied sciences for low bandpass filters are absolutely coated similar to unidirectional transducers, resonators in impedance aspect filters, resonators in double-mode floor acoustic wave filters and transverse-coupled resonators utilizing waveguides. The booklet covers the speculation of acoustic wave physics, the piezoelectric impression, electrostatics at a floor, potent permittivity, piezoelectric observed excitation and reception, and the observed aspect issue. those are the most necessities for constructing quasi-static idea, which provides a foundation for the non-reflective transducers in transversal bandpass filters and interdigital pulse compression filters. it's also wanted for the reflective transducers utilized in the more moderen units. * a radical revision of a vintage on floor acoustic wave filters first released in 1985 and nonetheless in print* Uniquely combines effortless -to -understand rules with functional layout thoughts for the entire units in frequent use at the present time* whole assurance of the entire most modern units that are key to cellphones, TVs and radar platforms* features a new foreword by means of Sir Eric Albert Ash
By Ville Pulkki
This e-book goals to show to engineering scholars and researchers alike the proper wisdom concerning the nature of acoustics, sound and listening to that might allow them to enhance new applied sciences during this zone via buying a radical figuring out of ways sound and listening to works. there's presently no technical publication on hand masking the verbal exchange direction from sound assets via medium to the formation of auditory occasions within the mind – this e-book will fill this hole within the present ebook literature. It discusses the multidisciplinary zone of acoustics, listening to, psychoacoustics, sign processing, speech and sound caliber and is acceptable to be used as a first-rate path textbook for senior undergraduate and graduate classes on the topic of audio communique platforms. It covers the fundamentals of sign processing, conventional acoustics in addition to the human listening to approach and the way to construct audio suggestions in keeping with human listening to solution. It discusses the applied sciences and purposes for sound synthesis and replica, and for speech and audio caliber evaluation.
By Alan Bensky
Short-range instant - communications over distances of below a hundred meters - is the main speedily becoming phase of RF/wireless engineering. Alan Bensky is an the world over famous professional in short-range instant, and this re-creation of his bestselling e-book is totally revised to hide the most recent advancements during this fast-moving box.