[PDF] Top 20 Lossless Data Compression and Decompression Algorithm and its Hardware Architecture

... two-stage compression/decompression processor given in Fig ...The compression rate is between 16.7 and 125 MB/s; the decompression rate is between 25 and 83 ...Stage Architecture needed ... See full document

... proposed architecture is presented for the compression of microarray ...image data enters the circuit in a row-by-row ...extracted. Data that should be transmitted for each row is the ... See full document

... Image compression techniques reduce the number of bits required to represent an image by taking advantage of these ...called decompression (decoding) is applied to the compressed data to get there ... See full document

... incoming data and when a new data comes, the incoming data is compared with all the data stored in this ...incoming data is stored in next free location of the array & is sent as ... See full document

... special-purpose hardware such as application-specific integrated circuits (ASICs) and field-programmable gate arrays (FPGAs) ...high data transfer rates and computation requirements for real- time ... See full document

... image data efficiently have been a great ...image compression algorithms is yet very ...the compression-decompression (CODEC) technique to be as simple as possible and to be completely ...a ... See full document

... several compression algorithms, incorporating image ...elegant, compression methodology will supplement multiple compression ...3 compression. Group 3 is referred as compression ... See full document

... The compression algorithms of the image and video such asMPEG and JPEG and so on, which can be exploited to realize the implementations ofhighly power-efficient of these ...of hardware levels statically and ... See full document

... Various lossless data compression techniques studied in depth from various research papers and authors thus resulting that text data can be compressed more easily and efficiently by various ... See full document

... represents hardware implementation of Lempel Ziv algorithm for lossless image ...paper, hardware-based encoder and decoder have been ...image compression algorithm. The ... See full document

... VLSI architecture of the preprocessing part is proposed as illustrated in Figure ...realize lossless compression of ROI. The filtered or un- filtered data are then stored into ...The ... See full document

... many compression techniques available in the field; a technique is needed which should be faster, more memory efficiency and simple that meets the requirements of the compression ...a lossless method ... See full document

... mainly lossless and lossy forms of data compression. A lossy data compression method is one where the data retrieves after decompression may not be exactly the same as ... See full document

... lossy compression has been primarily implemented using dedicated ...by hardware implementations ...less compression schemes generate an exact duplicate of the input data stream after a ... See full document

... lossy data compression system is one where the data reconstructed after decompression may not be exactly same as that of original data, but rather is "significantly close" to be ... See full document

... much data as possible while com- pressing it into a much smaller file ...lossy compression. By default they have a high degree of compression, with min- imal perceptible loss in image quality but ... See full document

... of data compression based on using shorter codeword’s for letters such as "e" and "t" that are more common in ...on data compression began in the late 1940s with the ... See full document

... Huffman Encoding: In information theory, Huffman coding is an entropy encoding algorithm used for lossless data compression method. It was developed by David Huffman. Huffman coding [2] today ... See full document

... Genetic Algorithm (GA) for Fractal Image Compression ...evolutionary algorithm, effort has been made to reduce the search complexity of matching between range block and domain ...image ... See full document

... The results using SKA Compress were excellent and met most of the criteria detailed in the requirements for the project. They showed that it was possible to run a program which eased the load on the available comput- ing ... See full document