image and video processing in the compressed domain jayanta mukhopadhyay

... after analyzing their role in the reconstruction of the image © 2011 by Taylor and Francis Group, LLC Image and Video Processing in the Compressed Domain Compressed Image Entropy Decoding Alternative ... enhancement and color restoration, image and video resizing, transcoding, etc In addition, different other applications in the compressed domain such as video and image editing, digital watermarking and ... Representation Processing in the domain of Alternative Representation Output Image in the Compressed Form Entropy Encoding Processed Output in Alternative Representation Figure 1.3: Processing in the domain...

Ngày tải lên: 05/06/2014, 12:04

Ngày tải lên: 22/06/2014, 00:20

Ngày tải lên: 22/06/2014, 00:20

Ngày tải lên: 23/06/2014, 01:20

... education, video on demand, and telemedicine The book begins with the existing standards for multimedia, discussing their impacts to multimedia image and video processing, and pointing out possible ... 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 ... presented in Chapters to 12 Chapters 13 to 15 tackle content-based image and video retrieval They cover video modeling and retrieval, retrieval in the transform domain, indexing, parsing, and real-time...

Ngày tải lên: 23/10/2013, 16:15

... endpoint is outside the 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 ... obtained from the line table The current value of the x and y coordinates, xn and yn , are calculated from the previous values of the x and y coordinates, xn−1 and yn−1 , using the following equations ... P2 and P3 are then interpolated using dx to compute P23 Finally, the vertical fraction dy is used to linearly interpolate P01 and P23 and obtain the bilinearly interpolated pixel P P is then...

Ngày tải lên: 27/10/2013, 23:15

... databasing,accesslretrieval,archiving,indexing,networking, and securing image and video information are of high interest These topics are dealt with in detailin Section of the Handbook Finally, ... format is increasing rapidly, and thus the design of engineering methods for efficientlytransmitting, maintaining, and even improving the visual integrity of this information is of heightened interest ... meaning (in this case, creating a false pattern) Aliasing, and its mathematical interpretation, will be discussed further in Chapter 2.3 in the context of the Sampling Theorem Quantized Images The...

Ngày tải lên: 18/04/2014, 10:59

... education, video on demand, and telemedicine The book begins with the existing standards for multimedia, discussing their impacts to multimedia image and video processing, and pointing out possible ... endpoint is outside the 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 ... presented in Chapters to 12 Chapters 13 to 15 tackle content-based image and video retrieval They cover video modeling and retrieval, retrieval in the transform domain, indexing, parsing, and real-time...

Ngày tải lên: 08/05/2014, 16:13

... 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 ... PARALLELISM IN IMAGE/ VIDEO PROCESSING OPERATIONS Real-time image and video processing systems involve processing vast amounts of image data in a timely manner for the purpose of extracting useful information, ... eventually bringing the processing power necessary for real-time image/ video processing into a device that could fit in the palm of one’s hand and go into a pocket It used to be that when an image/ video...

Ngày tải lên: 05/06/2014, 11:40

Ngày tải lên: 05/06/2014, 11:59

... mainly visible in their effect on the noise in the image Namely, increasing the exposure time increases the SNR, while increasing the gain generally does not change the SNR (if the signal is not ... combining these two images into one image, the first quarter of the input intensity range is derived from the long-exposure image and the other three quarters are derived from the short-exposure image ... existing typical solutions and strategies used for determining the optimal level control of HDR images in standard video processing pipelines and cameras These proposals overexpose the complete image...

Ngày tải lên: 21/06/2014, 06:20

... method in [26] and the proposed one using the training set and tested their performance on the test set At any point no information about the test image was used in the optimizing process of the ... 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 the surrounding ... Original images are shown in the first column The second column contains the ground truth images, the third column shows the results of the method presented in [26] and in the fourth column the...

Ngày tải lên: 21/06/2014, 06:20

... partitioning the image in areas and accepting the rougher assumption that the height (in pixels) of the people inside each area is almost constant EURASIP Journal on Image and Video Processing 11 ... (i.e., α = and β = ∞) As expected, the higher the α and the lower the β, the stronger is the window pruning and, therefore, the reduction of computational load The performance of the additional ... measure (or margin or rank) of the classifier in order to update the training set, as in [18] (in other words, they use the classifier itself as a mean for selfupdating) The underlying assumption...

Ngày tải lên: 21/06/2014, 06:20

... correspondingly increase the training time Although progresses are made to solve the explained face detection problem, the long training time and the insufficient number of discriminative features remain ... and Video Processing 13 Figure 14: Visualizing the illumination range by changing the contrast of the image from −100% to +100% 3.7 Robustness Towards Illumination and Blurring Noise One of the ... blurring noise The blurred images using these filters look as the examples in Figure 16 The robustness towards blurring noise is tabulated in Table 14 EURASIP Journal on Image and Video Processing...

Ngày tải lên: 21/06/2014, 06:20

Ngày tải lên: 21/06/2014, 06:20

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Ngày tải lên: 22/06/2014, 00:20

Ngày tải lên: 28/06/2014, 22:20

... unfolding of some protein substrates is initiated through productive binding to the substrate via two elements in ClpA, one in the N -domain and the other in the pore of the ClpA hexamer In the ... domains: an N -domain and two ATP-binding domains referred to as the D1 and D2 domains Interestingly, deletion of the N -domain from ClpA not only abolishes binding of the adaptor protein, ClpS, but additionally ... the N -domain to the D1 domain In order to avoid the potential problems associated with ‘ragged’ ends of DNClpA, we chose to create several single and double point mutations within the N-domain...

Ngày tải lên: 07/03/2014, 05:20