Still Image and Video Compression with MATLAB pptx

... in real time.1.3 IMAGE AND VIDEO COMPRESSION TECHNIQUES1.3.1 Still Image Compression Let us first see the difference between data compression and bandwidth compression. Data compression refers ... terminologies of still image and video compression. However, one cannot process an image or a video before acquiring data that isdealt within Chapter 2. Chapter 2 explains the image sampling theory, ... a still image are similar to those of a video, yet different. A still image is a spatial distribution of light intensity, while a video consists of a sequenceof such still images. Thus, a video...

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... step function and RRR K12310=== Ω, CC F125==µ, and L = 10 H, find and plot the voltage vt0() within the intervals of 0 to 5 s. Solution Using the element values and Equations ... determination of the rms value and the average power. MATLAB has two functions, quad and quad8, for performing numerical function integration. 6.1.1 MATLAB Functions quad and quad8 The quad ... can be used to analyze and synthesize control systems, (ii) can be applied to time-varying and nonlinear systems, (iii) is suitable for digital and computer solution and (iv) can be used to...

... ModelMultispectral images refer to image data with multiple spectral bands that exhibit inter-band cor-relations. An important class of multispectral images are color images with three spectral bands.Supposewe ... GraphicalModels and Image Processing,54(3), 181–186, 1992.[81] Tsai, R.Y. and Huang, T.S., Multiframe image restoration and registration, inAdvances inComputer Vision and Image Processing,vol. ... IntroductionDigitalimagesandvideo,acquiredbystillcameras,consumercamcorders,orevenbroadcast-qualityvideocameras,areusuallydegradedbysomeamountofblurandnoise.Inaddition,mostelectroniccamerashavelimitedspatialresolutiondeterminedbythecharacteristicsofthesensorarray.Commoncausesofblurareout-of-focus,relativemotion,andatmosphericturbulence.Noisesourcesincludefilmgrain,thermal,electronic,andquantizationnoise.Further,manyimagesensorsandmediahaveknownnonlinearinput-outputcharacteristicswhichcanberepresentedaspointnonlinearities.Thegoalofimageandvideo(imagesequence)restorationistoestimateeachimage(frameorfield)asitwouldappearwithoutanydegradations,byfirstmodelingthedegradationprocess,andthenapplyinganinverseprocedure.Thisisdistinctfromimageenhancementtechniqueswhicharedesignedtomanipulateanimageinordertoproducemorepleasingresultstoanobserverwithoutmakinguseofparticulardegradationmodels.Ontheotherhand,superresolutionreferstoestimatinganimageataresolutionhigherthanthatoftheimagingsensor.Imagesequencefiltering(restorationandsuperresolution)becomesespeciallyimportantwhenstillimagesfromvideoaredesired.Thisisbecausetheblurandnoisecanbecomeratherobjectionablewhenobservinga“freeze-frame”,althoughtheymaynotbevisibletothehumaneyeattheusualframerates.Sincemanyvideosignalsencounteredinpracticeareinterlaced,weaddressthecasesofbothprogressiveandinterlacedvideo.c1999byCRCPressLLCTheproblemofimagerestorationhassparkedwidespreadinterestinthesignalprocessingcommu-nityoverthe...

... electrical and electrical engineering technology students and professionals who want to use MATLAB to explore the characteristics of semiconductor devices and the application of MATLAB for analysis and ... electronics applications with MATLAB. It is recommended that the reader work through and experiment with the examples at a computer while reading Chapters 1, 2, and 3. The hands-on approach is one ... functions, and its extensive toolboxes. The goals of writing this book are (1) to provide the reader with simple, easy, hands-on introduction to MATLAB; (2) to demonstrate the use of MATLAB for...

... diagnosed between 1993 and 1997. This sourcequotes an overall survival rate of 73% for England and Wales,compared with 66% in Hungary and 81% in Iceland. This value forEngland and Wales is not significantly ... integration and coordination of care within and between primary, secondary and tertiary care settings, betweenthe statutory and voluntary sector, and across health, social care and education.Such ... 130.1Germany 130.9Hungary 132.4England and Walesb133.7The Netherlandsc138.9Northern Irelandd141.6Spainc143.7Iceland 147.2Norway 151.6Denmark 158.1Finland 170.4Source: Automated Childhood...

... characteristics, understanding and handling,followed by Chapter 4 which repeats the same for hearing. Chapter 5 is concerned with the handling of audio, primarily speech, and Chapter 6 with analysis methods ... how to save and load arrays within Matlab. Using a built-in Matlab binary format, an array of speech, can be saved to disc using the savecommand, and loaded using the load command. The normal ... academics and industrial engineers alike will benefit fromthe practical and hands-on Matlab approach taken in this book. Matlab is the registered trademark of MathWorks, Inc. All references toMatlab...

... 10-15Appendix AIntroduction to MATLAB MATLAB and Simulink® A-1Command Window A-1Roots of Polynomials A-3Electronic Devices and Amplifier Circuits with MATLAB Applications viiOrchard PublicationsPolynomial ... 12⁄10.707ωω1ω2BandwidthVoutChapter 1 Basic Electronic Concepts and Signals1-6 Electronic Devices and Amplifier Circuits with MATLAB ApplicationsOrchard Publicationscutoff frequency whereas band-pass and ... approximately . Likewise, and this isequivalent to a power ratio of approximately .Since and , if we let the values for voltage and current ratios become(1.10) and (1.11)1.4 Bandwidth and Frequency ResponseLike...

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