Digital Video And Hdtv Algorithms And Interfaces

Báo cáo hóa học: " A novel simultaneous dynamic range compression and local contrast enhancement algorithm for digital video cameras" potx

Báo cáo hóa học:
... Chou: A novel simultaneous dynamic range compression and local contrast enhancement algorithm for digital video cameras EURASIP Journal on Image and Video Processing 2011 2011:6 Submit your manuscript ... strong contrast enhancement and may lead to excessive artifacts when processing color images To achieve local contrast enhancement with reduced artifacts, Tao and Asari [12] proposed an AINDANE algorithm ... separate processes, namely, adaptive luminance and adaptive contrast enhancements The adaptive luminance enhancement is employed to compress the dynamic range of the image and the adaptive contrast...
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báo cáo hóa học: " A novel simultaneous dynamic range compression and local contrast enhancement algorithm for digital video cameras" pptx

báo cáo hóa học:
... Chou: A novel simultaneous dynamic range compression and local contrast enhancement algorithm for digital video cameras EURASIP Journal on Image and Video Processing 2011 2011:6 Submit your manuscript ... strong contrast enhancement and may lead to excessive artifacts when processing color images To achieve local contrast enhancement with reduced artifacts, Tao and Asari [12] proposed an AINDANE algorithm ... separate processes, namely, adaptive luminance and adaptive contrast enhancements The adaptive luminance enhancement is employed to compress the dynamic range of the image and the adaptive contrast...
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Digital Video Quality Vision Models and Metrics potx

Digital Video Quality Vision Models and Metrics potx
... Winkler, Stefan Digital video quality : vision models and metrics / Stefan Winkler p cm Includes bibliographical references and index ISBN 0-470-02404-6 Digital video Image processing Digital techniques ... PDF Merge and Split Unregistered Version - http://www.simpopdf Digital Video Quality Vision Models and Metrics Stefan Winkler Genista Corporation, Montreux, Switzerland Simpo PDF Merge and Split ... is necessary to build computational models of the HVS and integrate them in tools for perceptual quality assessment Digital Video Quality - Vision Models and Metrics Stefan Winkler # 2005 John...
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Digital Video Compression Fundamentals and Standards docx

Digital Video Compression Fundamentals and Standards docx
... Introduction Video Compression Standards Simulation Reference Software Future Work and Conclusions 2008/12/26 Digital Video Compression Fundamentals an Outline Introduction Video Compression Standards ... 2008/12/26 Digital Video Compression Fundamentals an 16 Outline Introduction Video Compression Standards Simulation Reference Software Future Work and Conclusions 2008/12/26 Digital Video Compression Fundamentals ... 2008/12/26 Digital Video Compression Fundamentals an 40 Outline Introduction Video Compression Standards Simulation Reference Software Future Work and Conclusions 2008/12/26 Digital Video Compression Fundamentals...
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digital video quality vision models and metrics

digital video quality vision models and metrics
... and development of the former Canal+ Italia In the last years of the twentieth century, other forms of digital television appeared: digital cable television, digital terrestrial television, and, ... have allowed the establishment of new all -digital television standards and services 13 Color television: a review of current standards 0.5 V PAL burst Video Clock reference + 14 information bits ... to hybrid standards such as D2-MAC (analog video, digital sound) and delayed the introduction of 100 % digital video However, the very rapid progress made in compression techniques and IC technology...
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Digital video quality vision models and metrics phần 10 pps

Digital video quality vision models and metrics phần 10 pps
... compression 36 artifacts 42 lossy 36 standards 39 video 38 cones 11 consistency 65 contrast band-limited 72 isotropic 72 Digital Video Quality - Vision Models and Metrics Stefan Winkler # 2005 John ... Design and performance of a digital video quality metric In Proc SPIE Human Vision and Electronic Imaging, vol 3644, pp 168–174, San Jose, CA Watson, A B., Hu, J., McGowan III, J F (2001) Digital video ... 50 video coding 36 compression 36, 38 interlaced 38, 47 progressive 38, 47 quality 35 Video Quality Experts Group (VQEG) 66, 108 viewing conditions 50, 51 viewing distance 48 vision vision models...
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Digital video quality vision models and metrics phần 1 pot

Digital video quality vision models and metrics phần 1 pot
... Closing Remarks 7 .1 7.2 Summary Perspectives vii 10 8 10 8 10 9 11 1 11 5 11 7 11 7 11 8 11 9 12 0 12 3 12 5 12 5 12 5 12 7 12 8 12 9 12 9 13 1 13 1 13 3 13 3 13 4 13 7 13 9 14 0 14 4 14 5 14 8 14 9 14 9 15 1 Appendix: Color ... Introduction 1. 1 1. 2 Motivation Outline xiii 1 Vision 2 .1 5 10 11 14 16 17 18 20 20 20 25 25 26 28 28 30 30 31 31 32 33 2.2 2.3 2.4 2.5 2.6 2.7 2.8 Eye 2 .1. 1 Physical Principles 2 .1. 2 Optics of ... Digital Video Quality Vision Models and Metrics Stefan Winkler Genista Corporation, Montreux, Switzerland Digital Video Quality Digital Video Quality Vision Models and Metrics Stefan...
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Digital video quality vision models and metrics phần 2 pdf

Digital video quality vision models and metrics phần 2 pdf
... comprises a system of lenses and a variable aperture to focus Digital Video Quality - Vision Models and Metrics Stefan Winkler # 20 05 John Wiley & Sons, Ltd ISBN: 0-470- 024 04-6 VISION images on the light-sensitive ... section 2. 2 .2, the M- and P-cells respond to different types of stimuli, namely motion and spatial detail, respectively This functional 18 VISION specialization continues in the LGN and the visual ... visual acuity, and the arrangements of the mosaic of the S-cones as well as the L- and M-cones can be understood as a consequence of the optical limitations (and vice versa) 2. 2 .2 Retinal Neurons...
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Digital video quality vision models and metrics phần 3 potx

Digital video quality vision models and metrics phần 3 potx
... visual quality metrics, from simple pixel-based metrics such as MSE and PSNR to advanced vision- based metrics proposed in recent years Digital Video Quality - Vision Models and Metrics Stefan ... 0-470-02404-6 36 VIDEO QUALITY 3. 1 VIDEO CODING AND COMPRESSION Visual data in general and video in particular require large amounts of bandwidth and storage space Uncompressed video at TV-resolution ... frames, Figure 3. 2 Elements of an MPEG-2 video sequence (from S Winkler et al (2001), Vision and video: Models and applications, in C J van den Branden Lambrecht (ed.), Vision Models and Applications...
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Digital video quality vision models and metrics phần 4 ppsx

Digital video quality vision models and metrics phần 4 ppsx
... well (from S Winkler et al (2001), Vision and video: Models and applications, in C J van den Branden Lambrecht (ed.), Vision Models and Applications to Image and Video Processing, chap 10, Kluwer ... of the few vision- model based video quality metrics designed for and tested with low bitrate video 3 .4. 4 Specialized Metrics Metrics based on multi-channel vision models such as the ones presented ... Bradley (1999) Lubin (1995) Bolin and Meyer (1999) Lubin and Fibush (1997) Lai and Kuo (2000) Teo and Heeger (1994a) Lindh and van den Branden Lambrecht (1996) van den Branden Lambrecht (1996a) D’Zmura...
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Digital video quality vision models and metrics phần 5 doc

Digital video quality vision models and metrics phần 5 doc
... processing in this metric is also given Digital Video Quality - Vision Models and Metrics Stefan Winkler # 20 05 John Wiley & Sons, Ltd ISBN: 0-470-02404-6 72 MODELS AND METRICS 4.1 ISOTROPIC CONTRAST ... of digitally encoded television quality video and a wider range of distortions New source sequences and test conditions were defined, and a { This is the PDM described in section 4.2 68 VIDEO QUALITY ... general-purpose metrics of visual quality and have applications in many other fields of image processing This chapter presents two concrete examples of vision models and quality metrics First,...
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Digital video quality vision models and metrics phần 6 doc

Digital video quality vision models and metrics phần 6 doc
... single sub-band, whose actual frequency response is plotted (b) (from S Winkler et al (2001), Vision and video: Models and applications, in C J van den Branden Lambrecht (ed.), Vision Models and Applications ... by van den Branden Lambrecht and Farrell (19 96) Digital Video Quality - Vision Models and Metrics Stefan Winkler # 2005 John Wiley & Sons, Ltd ISBN: 0-470-02404 -6 ... 112.8 154.2 125 .6 19.2 141.0 354.0 332.7 139.5 179.4 404.0 381.4 478 .6 205.7 184 .6 131.5 4 96. 5 120.0 27.0 28 .6 98 MODELS AND METRICS the W-B channel, empirical data from several intra- and inter-channel...
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Digital video quality vision models and metrics phần 7 pps

Digital video quality vision models and metrics phần 7 pps
... ratings (from S Winkler et al (2001), Vision and video: Models and applications, in C J van den Branden Lambrecht (ed.), Vision Models and Applications to Image and Video Processing, chap 10, Kluwer ... L*a*b* 0.8 0 .79 L* WB/RG/BY better W-B 0 .78 0 .77 0 .76 0 .75 YCBCR PSNR 0 .74 Y 0 .73 0 .7 0 .75 0.8 0.85 Pearson linear correlation 0.9 Figure 5.13 Correlations between PDM predictions and subjective ... 0.83 0.82 Pearson Spearman 0.81 0.8 0 .79 0 .78 Minkowski summation exponent (a) Minkowski summation 0.86 0.84 Correlation 0.82 0.8 0 .78 0 .76 0 .74 0 .72 0 .7 Pearson Spearman 20 40 60 Histogram threshold...
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