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Huffman coding

Image Encryption Using Recursive Huffman Coding and Decoding Using Heap Structure

Image Encryption Using Recursive Huffman Coding and Decoding Using Heap Structure

... scheme Huffman encoding is followed which is lossless form of image ...The Huffman encoding using existing approach will use the sorting mechanism which will be complex in ...recursive Huffman ...

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Renovation in Compression Expertness of Huffman Coding and Intelligent Data Encryption

Renovation in Compression Expertness of Huffman Coding and Intelligent Data Encryption

... the Huffman Coding on text data wit an added security using data ...makes Huffman algorithm applicable on more data formats and after that Data Normalization is used for improving compression ...

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Analysis of Test Data Compression Techniques Based on Complementary Huffman Coding

Analysis of Test Data Compression Techniques Based on Complementary Huffman Coding

... ,full Huffman ,selective Huffman and optimal Huffman ...complementary coding compare to full Huffman and maximum compare to selective and optimal selective Huffman ...

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A new steganography technique using knight’s tour algorithm, affine cipher and huffman coding

A new steganography technique using knight’s tour algorithm, affine cipher and huffman coding

... and Huffman coding are applied to embed a large amount of the secret data with privacy of information and at the same time give a high image quality as compared with previous ...

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OPTIMAL XML DATABASE COMPRESSION TECHNIQUE USING DYNAMIC  HUFFMAN CODING ALGORITHM

OPTIMAL XML DATABASE COMPRESSION TECHNIQUE USING DYNAMIC HUFFMAN CODING ALGORITHM

... XML, both efficiently and conveniently to use. The design goal of Effective compression of XML database by using Adaptive Huffman coding is to provide extremely efficient accurate compression of XML ...

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Modified Huffman Coding Technique for High Secured Data Transmission

Modified Huffman Coding Technique for High Secured Data Transmission

... In recent decades, compressing the data before transmitting has gained a lot of interest with a rapid growth of multimedia and presence of wide network access, as uses of this compressing of data ranges from mobiles, ...

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Performance Enhancement of Huffman Coding Image Compression with Chinese Remainder Theorem

Performance Enhancement of Huffman Coding Image Compression with Chinese Remainder Theorem

... others. Huffman coding is one of the widely used compression algorithms, whose outcomes showed considerable size reduction at average of 43% for media such image ...

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Data Hiding in Encrypted Images by using Huffman coding algorithm

Data Hiding in Encrypted Images by using Huffman coding algorithm

... behind Huffman coding is to find a way to compress the storage of data using variable length ...this coding scheme is ...length.Huffman coding finds the optimal way to take advantage of ...

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Variable Length Input Huffman Coding for System on a Chip Test

Variable Length Input Huffman Coding for System on a Chip Test

... Selective coding (SC) [1]: This method splits the test vectors into fixed-length input patterns of size b (block size), and applies Huffman coding to a carefully selected number of patterns while the ...

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AN ALGORITHM FOR IMAGE COMPRESSION USING HUFFMAN CODING TECHNIQUES

AN ALGORITHM FOR IMAGE COMPRESSION USING HUFFMAN CODING TECHNIQUES

... Compression is used about everywhere. Images are very important documents nowadays; to work with them in some applications they need to be compressed, more or less depending on the purpose of the application. The need ...

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Data hiding based on improved exploiting modification direction method and Huffman coding

Data hiding based on improved exploiting modification direction method and Huffman coding

... Abstract: The rapid growth o f covert activities via communications network brought about an increasing need to provide an efficient method for data hiding to protect secret information from malicious attacks. One o f ...

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A secure 2 layer lsb based audio steganography using huffman coding

A secure 2 layer lsb based audio steganography using huffman coding

... of Huffman coding and sparse ...the Huffman encoding has been performed and the secret messages are embedded into non-zero elements of the sparse ...

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Energy Efficient Image Transmission over OFDM Channel Using Huffman Coding

Energy Efficient Image Transmission over OFDM Channel Using Huffman Coding

... using Huffman coding over OFDM channel has been proposed, which combines wavelet-based image decomposition and Huffman ...Using Huffman coding scheme, compress the low frequency ...with ...

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Comparative Analysis of Sequitur Algorithm with Adaptive Huffman Coding Algorithm on Text File Compression with Exponential Method

Comparative Analysis of Sequitur Algorithm with Adaptive Huffman Coding Algorithm on Text File Compression with Exponential Method

... adaptive Huffman coding ...Adaptive Huffman coding algorithm compresses Huffman tree shapes that will be changed from binary, in adaptive Huffman tree coding will continue ...

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Hybrid Image Compression Using DWT, DCT and Huffman Coding Techniques

Hybrid Image Compression Using DWT, DCT and Huffman Coding Techniques

... Abstract- Here in this hybrid model we are going to proposed a Nobel technique which is the combination of several compression techniques. Image compression is minimizing the size in bytes of a graphics file without ...

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LOSSLESS TEXT DATA COMPRESSION USING MODIFIED HUFFMAN CODING

LOSSLESS TEXT DATA COMPRESSION USING MODIFIED HUFFMAN CODING

... In this paper, a new method for data compression is proposed. Data Compression is a technique to increase the storage capacity by eliminating redundancies that occur in text files. It converts a string of characters into ...

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Lossless Image Compression using an Efficient Huffman Coding

Lossless Image Compression using an Efficient Huffman Coding

... using huffman coding techniques [1] describes detailed lossless method of compression and decompression using huffman ...including coding redundancy, inter pixel and psycho visual ...using ...

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EFFECTIVE XML DATABASE COMPRESSION TECHNIQUE BY USING ADAPTIVE HUFFMAN CODING ALGORITHM

EFFECTIVE XML DATABASE COMPRESSION TECHNIQUE BY USING ADAPTIVE HUFFMAN CODING ALGORITHM

... The Extensible Markup Language (XML) is one of the most important formats for data interchange on the Internet. XML documents are used for data exchange and to store large amount of data over the web. These documents are ...

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JPEG Image Compression and Decompression by Huffman Coding

JPEG Image Compression and Decompression by Huffman Coding

... Huffman coding is considered as some of the most prominent techniques for elimination of redundancy in ...images. Huffman coding is considered as most optimal lossless schema for compression ...

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Lossless Image compression and decompression using Huffman coding

Lossless Image compression and decompression using Huffman coding

... images. Huffman coding suffer from the fact that the uncompress or need have some knowledge of the probabilities of the symbols in the compressed files this can need more bits to encode the file This work ...

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