[PDF] Top 20 Digital image compression on parallel computer architectures

... This chapter gives the main conclusions derived from the research work presented in this thesis and some directions for future research. The DCT-based JPEG algorithm was chosen for this[r] ... See full document

... Digital image processing encompasses a wide and varied field of application, such as area of image operation and compression, computer vision, and image analysis (also called ... See full document

... grained parallel algorithms, as in [35, 38, 42, 45, 47, 49, 50, 53] for ...entire image, and therefore can access the entire domain pool without communication, or it does ...memory parallel ... See full document

... Despite their advantages, most 3-D medical imaging algorithms are computationally intensive with matrix transformation as the most fundamental operation involved in the transform-based methods. Therefore, there is a real ... See full document

... 32-bit architectures) for each of th e peripheral’s I/O regions, ensiu'ing th a t th e allocated memory regions do not conflict with th e areas of physical ...final image to be draw n ... See full document

... a computer era, dealing with the large amount of data often result in many ...using image compression techniques we store, retrieve, analyze and process digital information in an efficient ... See full document

... of parallel PF algo- rithms is designed and implemented using different parallel hardware architectures such as Computer Cluster, Graphics Processing Unit (GPU), and Field-Programmable Gate ... See full document

... of image compression to have those images ...an image is significantly different from compressing raw binary ...purpose compression programs can be used to compress images, but the result is ... See full document

... JPEG algorithm is divided into four tasks as shown in the task graph of figure 3.. In this task graph each node represents a processing task.[r] ... See full document

... matching computer architectures to image ...several image analysis algorithm s and implementations of those algorithms on the proposed ...complete image analysis ...the image ... See full document

... In 2012, Firas A. Jassim, et al presents a novel method for image compression which is called five module method (FMM). In this method converting each pixel value in 8x8 blocks [7] into a multiple of 5 for ... See full document

... The digital image processing is a quality image ...The image is representing function of two dimensional ...the image point[2]. The image f(x,y) is represented image pixel ... See full document

... transform are produce To generate the curvelet coefficients of an image, select the low frequency coefficient which is stored at the center of the display. The Cartesian concentric coronae display the coefficients ... See full document

... existing parallel computing technologies do not fully exploit the scope for reduction in the computation overhead inherent in some ...of image information drastically reduces the computations by avoiding ... See full document

... a digital image consumes enormous storage ...typical digital image is very expensive. Therefore, image compression is necessary to represent a digital image with ... See full document

... In BPC needs state information for 3 x 3 sample but the state variables of each sample are not predetermined since they are updated on the fly. This situation can be considered as a read before update race condition. ... See full document

... The coding process removes some redundancy from the data stream by storing the symbols in fewer bits than is used in the original source. The decoding process reverses the coding by ad[r] ... See full document

... in image data thereby reducing the original size of the ...Many compression algorithms exist but little attention have been paid to their performance on images saved in different ...Since digital ... See full document

... Abstract- Image processing is a form of signal processing in which the input is an image, for example , a photograph or video and as output we get either an image or a set of characteristics ... See full document

... the image compression algorithm that allows the entropy of the symbol stream to be ...At compression ratios of 30: 1 for monochrome 5 1 2 x 288 pixel images, the resulting entropy encoded symbol ... See full document