audio image and video services

... multimedia-related image processing techniques, and intelligent multimedia processing; (2) methodologies, techniques, and applications: image and video coding, image and video storage and retrieval, digital video ... MULTIMEDIA IMAGE and VIDEO PROCESSING IMAGE PROCESSING SERIES Series Editor: Phillip A Laplante Published Titles Image and Video Compression for Multimedia Engineering Yun Q Shi and Huiyang ... processing images and videos in a multimedia environment It covers the following subjects arranged in two parts: (1) standards and fundamentals: standards, multimedia architecture for image processing,...

Ngày tải lên: 23/10/2013, 16:15

... specifies G.711 as the mandatory audio codec, and includes G.722, G.723.1, G.728, and G.729 as optional choices For video coding, it specifies H.261 as the mandatory coding algorithm and includes H.263 ... T., “MPEG digital video coding standards,” IEEE Signal Processing Magazine, pp 82–100, Sept 1997 [8] Schaphorst, R., Videoconferencing and Videotelephony: Technology and Standards, Artech House, ... actions and then get a list of similar scenarios 1.5 Standards for Multimedia Communication In addition to video coding, multimedia communication also involves audio coding, control and signaling, and...

Ngày tải lên: 27/10/2013, 23:15

... Multispectral images refer to image data with multiple spectral bands that exhibit inter-band correlations An important class of multispectral images are color images with three spectral bands Suppose ... Graphical Models and Image Processing, 54(3), 181–186, 1992 [81] Tsai, R.Y and Huang, T.S., Multiframe image restoration and registration, in Advances in Computer Vision and Image Processing, ... goal of image and video (image sequence) restoration is to estimate each image (frame or field) as it would appear without any degradations, by first modeling the degradation process, and then...

Ngày tải lên: 27/01/2014, 03:20

... chain 1.4 VIDEO COMPRESSION STANDARDS Interoperability is crucial when different platforms and devices are involved in the delivery of images and video data If for instance images and video are ... digital image However, we will use the term image to mean a digital image The image array is usually two dimensional (2D) if it is black and white (BW) and three dimensional (3D) if it is a color image ... image and video compression in a clear and concise manner and develop the necessary mathematical equations for a better understanding of the ideas A further goal is to introduce the popular video...

Ngày tải lên: 24/03/2014, 01:21

... Digital Image and Video Processing Alan C Bovik T p s of Images Scale of Images Dimensionof Images Digitization of Images Sampled Images QuantizedImages Color ye - - - Images SizeofImage ... Criteria for Image Quality Evaluation Thraspoulos N Puppas and Robert J Safiunek 669 SECTION IX Image and Video Storage Retrieval and Communication 9.1 9.2 9.3 9.4 Image and Video Indexing and Retrieval ... JPEG and MPEG standards Sections7 and discuss the practical aspects of image and video acquisition, sampling,printing, and assessment Section is devoted to the multimediatopics of image andvideo...

Ngày tải lên: 18/04/2014, 10:59

... multimedia-related image processing techniques, and intelligent multimedia processing; (2) methodologies, techniques, and applications: image and video coding, image and video storage and retrieval, digital video ... Similarity Retrieval from Image and Video Kim Shearer, Svetha Venkatesh, and Horst Bunke 15.1 Introduction 15.1.1 Definitions 15.2 Image Indexing and Retrieval 15.3 Encoding Video Indices 15.4 Decision ... processing images and videos in a multimedia environment It covers the following subjects arranged in two parts: (1) standards and fundamentals: standards, multimedia architecture for image processing,...

Ngày tải lên: 08/05/2014, 16:13

... Algorithmic simplifications for real-time image and video processing, Hardware platforms for real-time image and video processing, Software methods for real-time image and video processing P1: IML/FFX MOBK019-FM ... throughput and memory bandwidth for performing various image/ video processing related functions such as rendering the final captured image through the image pipeline and running image/ video compression ... arises in typical image and video processing algorithms, let us have a closer look at the operations involved in the processing of image and video data Traditionally, image/ video processing operations...

Ngày tải lên: 05/06/2014, 11:40

... Fundamentals of Digital Image Processing, Prentice-Hall, 1989 [2] D Marr, Vision, W H Freeman and Co., 1982 [3] K Rao and J Hwang, Techniques and Standards for Image, Video and Audio Coding, Prentice-Hall, ... the video stream, and chapter 23 (“Object-Based Subband/Wavelet Video Compression”) by Soo-Chul Han and John Woods directly attempts a coding approach based on object-based image segmentation and ... 8-by-8 blocks of image data Work on the JPEG standard began in 1986, and a draft standard was approved in 1992 to become International Standard (IS) 10918-1 Aspects of the JPEG standard are being...

Ngày tải lên: 05/06/2014, 11:52

... Collomosse (eds.), Image and Video- Based Artistic Stylisation, Computational Imaging and Vision 42, DOI 10.1007/978-1-4471-4519-6_1, © Springer-Verlag London 2013 D Vanderhaeghe and J Collomosse ... using the terminology of Willats and Durand [24] Willats and Durand refer to the rendering process as a mapping between a scene—a reference image in our case and a set of marks with attributes ... brush and spline geometry in ODE is straightforward, and is addressed in Algorithm 2.3 The C REATE H ANDLE function initializes the ODE world and creates the brush handle object Multiple brush handles...

Ngày tải lên: 05/06/2014, 11:53

Ngày tải lên: 05/06/2014, 11:59

... of interest and deals with the fundamentals and properties of various image transforms used in image and video compression Subsequently, their application in designing image and video processing ... 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 steganography, image and ... image and video compression algorithms, notably JPEG, JPEG2000, MPEG-2, MPEG4, and H.264 standards for lossy image and video compression schemes Issues related to compressed domain analysis and...

Ngày tải lên: 05/06/2014, 12:04

... all types of images /video signals, including low-, medium-, and high-dynamic range images One of the problems in the control system is the lens, as it EURASIP Journal on Image and Video Processing ... 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 two images into one image, the ... of video level control allows an enhanced performance compared to AC iris lens type For high-end video applications, the DC iris lens is adopted and discussed EURASIP Journal on Image and Video...

Ngày tải lên: 21/06/2014, 06:20

... sequential RGB image acquisition In this technique, the colour image is composed of three monochromatic images taken at different time instances under subsequent EURASIP Journal on Image and Video Processing ... processing However, EURASIP Journal on Image and Video Processing (a) Original image (b) Image section showing the specular highlights (c) Gaussian filtered, filled image section (d) Detected specular ... in a gradual transition between c(x) and csm (x) Figure illustrates the approach by showing the relevant images and masks 8 EURASIP Journal on Image and Video Processing (a) (b) (c) (d) (e)...

Ngày tải lên: 21/06/2014, 06:20

... transformation I p of image I with respect to the center of image (a); (d) rectangular axis-oriented patch on polar image; (e) transformation of the image (d) and its patch onto the original image; (f) ... bicubic blending and outliers filling Indeed, given an image and its polar transformation with respect to the image center, any slice of annulus on the original image (centered in the image center) ... camera with respect to the ground plane, yt and yb as the y image coordinates of the top and bottom of the pedestrian, 10 EURASIP Journal on Image and Video Processing 16 14 14 Number of weak learners...

Ngày tải lên: 21/06/2014, 06:20

... 000 images, where 4, 000 images and their mirror images correspond to face images and 7, 000 images and their mirror images correspond to nonface images Furthermore, 1, 000 and 3, 000 face and ... correctly classifying a face image as a face image and nonface image as nonface image to the total number of images evaluated TP indicates correctly classifying a face image as a face FP detection ... training time and the insufficient number of discriminative features remain as challenging EURASIP Journal on Image and Video Processing Input image Xn , n ∈{1,2, , number of samples} and its class...

Ngày tải lên: 21/06/2014, 06:20

... both still images and video sequences It can be further classified into three categories: still image to still image matching, video sequence to video sequence matching, and still image to video sequence ... this approach is done for still image and video based face recognition on LFW image dataset and MOBIO video dataset Experimental EURASIP Journal on Image and Video Processing 11 MOBIO database ... Rate (FRR) of MSM, AHM and Avg-Feature on MOBIO dataset with and frames selected randomly and sequentially, respectively Random selection is to choose frames in a video randomly with equal probability...

Ngày tải lên: 21/06/2014, 06:20

... to image and video processing algorithm optimization using different image quality metrics, the image/ video enhancement and analysis for 3D visualization plays an important role in image and video ... this issue and cover four important topics: • Novel image and video processing optimization algorithms based on objective and subjective image quality assessment • Image/ video enhancement and analysis ... image and video applications and new technologies in different fields, such as biology, medicine, engineering, and entertainment The images and videos are compressed, transmitted, captured, and...

Ngày tải lên: 21/06/2014, 17:20

... textual, and image content, the MetaMedia multimedia database platform is used to account for both metadata and content, and a browsing and searching interface is developed where all the various and ... the field of image and video processing for cultural heritage Finally, they would like to acknowledge the assistance of the editorial support team of the EURASIP Journal on Image and Video Processing ... EURASIP Journal on Image and Video Processing The fifth and sixth papers in this collection present two interesting approaches for the restoration of old photographic prints and negatives, respectively...

Ngày tải lên: 21/06/2014, 18:20

... to image and video processing algorithm optimization using different image quality metrics, the image/ video enhancement and analysis for 3D visualization plays an important role in image and video ... this issue and cover four important topics: • Novel image and video processing optimization algorithms based on objective and subjective image quality assessment • Image/ video enhancement and analysis ... image and video applications and new technologies in different fields, such as biology, medicine, engineering, and entertainment The images and videos are compressed, transmitted, captured, and...

Ngày tải lên: 21/06/2014, 19:20