... corresponding known values In their work entitled “Color imagecoding by colorization approach,” T Horiuchi and S Tominaga propose a new color imagecoding scheme called “colorization image coding. ” ... as chrominance information The luminance image is coded using a lossy coding technique, while the chrominance information is stored as color seeds Decoding is performed by simply colorizing the ... “Demosaicking based on optimization and projection in different frequency bands,” O Omer and T Tanaka introduce an iterative demosaicking algorithm capable of reconstructing a full-color image using single-color...
... recent trends in multidimensional image processing, ranging from image acquisition to imageandvideo coding, to color image processing and analysis, and to color image encryption In 2007, a special ... MPEG4, and H.264/AVC, and deployed in multimedia applications such as video conferencing, storage video, video- on-demand, digital television broadcasting, and Internet video streaming [110] In most ... competitive coding gains at a fraction of the coding/ decoding time required by existing solution such as JPEG In [115], the authors proposed a color imagecoding strategy which combines localized...
... restoration, imageandvideo resizing, transcoding, etc In addition, different other applications in the compressed domain such as videoandimage editing, digital watermarking and steganography, imageand ... of interest and deals with the fundamentals and properties of various image transforms used inimageandvideo compression Subsequently, their application in designing imageandvideo processing ... 6.2 6.3 Image halving using linear distributive and unitary properties of DCT: (a) original image, (b) bilinear decimation in spatial domain, and (c) downsampled imagein the transform domain (58.24...
... applications and new technologies in different fields, such as biology, medicine, engineering, and entertainment The images and videos are compressed, transmitted, captured, and stored in various ... types and amounts of impaired artifacts While in bio-medical applications, speckle noise andcoding artifacts are most common, in the entertainment and engineering applications, the digital coding ... subjective image quality assessment • Image/ video enhancement and analysis for 3D visualization • Imageandvideo enhancement and analysis for artifact reduction • Imageandvideo analysis for emerging...
... applications and new technologies in different fields, such as biology, medicine, engineering, and entertainment The images and videos are compressed, transmitted, captured, and stored in various ... types and amounts of impaired artifacts While in bio-medical applications, speckle noise andcoding artifacts are most common, in the entertainment and engineering applications, the digital coding ... subjective image quality assessment • Image/ video enhancement and analysis for 3D visualization • Imageandvideo enhancement and analysis for artifact reduction • Imageandvideo analysis for emerging...
... the article and discusses future work RELATED WORK IN SCALABLE CODINGAND ADAPTIVE IMAGEANDVIDEO TELEMEDICINE SYSTEMS Scalable imageandvideocoding has attracted recently the interest of ... in C++, whereas the encoding part has been developed in Java enabling its usage in both standalone and Web applications (Java applets) H.264 SCALABLE VIDEOCODINGIn contrast to older videocoding ... Communications and Networking (a) (b) (c) (d) (e) (f) Figure 5: Image samples compressed at different scaling factors and region of interest (ROI) coding (a) Skin lesion image, (b) MRI image, and (c)...
... multimedia processing; (2) methodologies, techniques, and applications: imageandvideo coding, imageandvideo storage and retrieval, digital video transmission, video conferencing, watermarking, distance ... Simulation and Discussion 16.5 Multipoint Video Bridging 16.5.1 Introduction 16.5.2 Video Characteristics in Multipoint Video Conferencing 16.5.3 Results of Using the Coded Domain and Transcoding Approaches ... education, video on demand, and telemedicine The book begins with the existing standards for multimedia, discussing their impacts to multimedia imageandvideo processing, and pointing out possible...
... boundary, warping begins with this endpoint using point clipping Once a point within the boundary is warped, clipping is turned off, because the remaining points on the line are within the sprite ... standards, including H.263, H.26L, MPEG-4, MPEG-7, and H.323 Reviewing the development of video coding, as shown in Figure 1.11, we can see that the progress of videocodingand multimedia standards ... various network infrastructures, different standards are needed Each system standard contains specifications about video coding, audio coding, control and signaling, and multiplexing For multimedia...
... coverage of video filtering methods can be found in the book Digital Video Processing by Tekalp [8] This chapter summarizes key results in digital imageandvideo restoration 53.2 Modeling Every image ... reduces ringing artifacts that are due to using erroneous PSF estimates 53.4.4 Adaptive Restoration for Ringing Reduction Linear space-invariant (LSI) restoration methods introduce disturbing ringing ... for single-band imagery may no longer be so when applied to individual spectral bands For example, restoration of the red, green, and blue bands of a color image independently usually results in...
... Waveletdomain coding Moving frame coding A taxonomy of imageandvideo compression methods www.it-ebooks.info Key frame coding P1: OTA/XYZ P2: ABC c01 JWBS049-Thyagarajan 18 September 22, 2010 16:13 Printer ... have introduced terminologies of lossy and lossless methods of compressing still images andvideo The existing lossy compression schemes are DPCM, transform coding, and wavelet-based coding Although ... lowpass filter interpolates to obtain the original image Thus, the continuous image is recovered from the sampled image exactly by linear filtering when the sampling is ideal and the sampling rates satisfy...
... VI1 ImageandVideo Acquisition 7.1 Image Scanning Sampling and Interpolation Jan P Allebach 7.2 Video Sampling and Interpolation Eric Dubois 629 645 SECTION VIII ImageandVideo ... SECTION IX ImageandVideo Storage Retrieval and Communication 9.1 9.2 9.3 9.4 ImageandVideo Indexing and Retrieval Michael A Smith and Tsuhan Chen A Unified Framework for Video Browsing and ... processed, and displayed in a digital visual format is increasing rapidly, and thus the design of engineering methods for efficientlytransmitting, maintaining, and even improving the visual integrity...
... multimedia processing; (2) methodologies, techniques, and applications: imageandvideo coding, imageandvideo storage and retrieval, digital video transmission, video conferencing, watermarking, distance ... Simulation and Discussion 16.5 Multipoint Video Bridging 16.5.1 Introduction 16.5.2 Video Characteristics in Multipoint Video Conferencing 16.5.3 Results of Using the Coded Domain and Transcoding Approaches ... education, video on demand, and telemedicine The book begins with the existing standards for multimedia, discussing their impacts to multimedia imageandvideo processing, and pointing out possible...
... scattered in the literature of various disciplines including image processing, computer engineering, and software engineering, and thus have not previously appeared in one place By bringing these strategies ... REAL-TIME IMAGEANDVIDEO PROCESSING: FROM RESEARCH TO REALITY (a) (b) Input image Output image Input image Output image (c) Input image Output image FIGURE 1.2: Parallelism in low-level (a) point, ... PARALLELISM IN IMAGE/ VIDEO PROCESSING OPERATIONS Real-time imageandvideo processing systems involve processing vast amounts of image data in a timely manner for the purpose of extracting useful information,...
... H Freeman and Co., 1982 [3] K Rao and J Hwang, Techniquesand Standards for Image, Videoand Audio Coding, Prentice-Hall, 1996 [4] S LoPresto, K Ramchandran, and M Orchard, ImageCoding Based ... of Interest Compression in Subband Coding ) by Pankaj Topiwala develops a simple second-generation coding approach in which regions of interest within images are exploited to achieve imagecoding ... transform complexity 1 Introduction 4.4 11 Part IV: VideoCoding Part IV examines wavelet and pyramidal codingtechniques for video data Chapter 19 (“Review of VideoCoding Standards”) by Pankaj...
... of this interdisciplinary field Topics covered by the series fall in the following four main categories: • • • • Imaging Systems andImage Processing Computer Vision andImage Understanding Visualization ... machines, we can begin to ask new questions about art, computing, and their interaction With advances in Vision, Machine Learning, and Human Factors merging into this maturing sub-discipline ... stylization The increasing complexity and diversity in style demanded by techniques demands a correspondingly greater degree of sophistication in the parsing and extraction of information from...
... Gboost tETmax Gain control region tIT = Gmin tETnominal tET = T Gmax > Gmin tETnominal < T Gain G G ≈ Gmin∗ Gmin Lens opening Increasing luminance input Y −→ Luminance input Y Figure 6: Video- level ... Input intensity (b) Figure 12: Merging long- and short-exposure images into one image: (a) mixing and (b) hard switching image, to retain the luminance relation As a result, after combining these ... shortexposed image four times more gain than the long-exposed EURASIP Journal on ImageandVideo Processing Long Short Mixing gain Mixing gain 20 IT1 IT2 Imax Input intensity (a) Long Short IT Imax Input...
... proposed inpainting approach was demonstrated on a set of images and compared to the inpainting method proposed in [26] When using inpainting in practice, it is important to keep the users informed ... respectively Inpainting of Specular Highlights Image inpainting is the process of restoring missing data in still images and usually refers to interpolation of the missing pixels using information of ... Han and M Kamber, Data Mining: concepts and Techniques, Morgan Kaufmann, San Francisco, Calif, USA, 2006 [40] T K Shih and R C Chang, “Digital inpainting—survey and multilayer image inpainting...
... using linear or bicubic blending and outliers filling Indeed, given an imageand its polar transformation with respect to the image center, any slice of annulus on the original image (centered in ... detection, and recognition trained on generic or poor training data [18, 19] Regarding this EURASIP Journal on ImageandVideo Processing latter context exploitation, many of the works propose an “online ... training datasets The context models learned during Step (A) are stored and then used during the Step (B), where video data coming from the same domain is processed using both general-purpose and...