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2D image data compression

RGB Image Compression Algorithm using Error Tolerant 2D Discrete Cosine System

RGB Image Compression Algorithm using Error Tolerant 2D Discrete Cosine System

... unrefined data as picture message, video's, ...of data into arrange and along these lines impact the channel information exchange limit and consequence of it is, control need is more for hand-held ...video ...

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A Novel Hexadata Encoding Method for 2D Image Crypto Compression

A Novel Hexadata Encoding Method for 2D Image Crypto Compression

... Hexa-data compression applied to 2D images of various sizes for 3D reconstruction from a single ...of 2D images and 3D facial models. The CNN technique works with a single 2D face ...

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A VLSI Structure For Computing Of 2D DCT Image Straining

A VLSI Structure For Computing Of 2D DCT Image Straining

... photo compression is called ...the data at the time or territory wing names by the frequencyi area, similar a well known other gear and also communication expression may be move or used greater effectively ...

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Haar Wavelet Based Approach for Image Compression and Quality Assessment of Compressed Image

Haar Wavelet Based Approach for Image Compression and Quality Assessment of Compressed Image

... original data. Here a low complex 2D image compression method using wavelets as the basis functions and the approach to measure the quality of the compressed image are ...The 2D ...

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Design of Pipelined architecture for jpeg image compression with 2D-DCT and Huffman Encoding

Design of Pipelined architecture for jpeg image compression with 2D-DCT and Huffman Encoding

... Huffman block performs Huffman encoding operation. It converts parallel data into serial bit stream. Serial bit stream output is packed into bytes which are stored in output FIFO. Huffman block operates 8x8 block ...

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A new 2D image compression technique for 3D surface reconstruction

A new 2D image compression technique for 3D surface reconstruction

... large data files such as images, where data compression in multimedia applications has lately become more ...of image data must be stored in a proper way using efficient methods usually ...

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Transmission Error and Compression Robustness of 2D Chaotic Map Image Encryption Schemes

Transmission Error and Compression Robustness of 2D Chaotic Map Image Encryption Schemes

... where compression of encrypted vi- sual data is desirable is data transmission over heterogeneous networks, for example, a transition from wired to wireless networks with corresponding decreasing ...

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An Algorithm for Image Compression Using 2D Wavelet Transform

An Algorithm for Image Compression Using 2D Wavelet Transform

... the data results in less correlated transform coefficients, which can be encoded with fewer ...for compression of digital still images and image sequences, is the Discrete Cosine Transform ...of ...

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Quality Assessment in Image Compression by using Fast Wavelet Transformation with 2D Haar Wavelets

Quality Assessment in Image Compression by using Fast Wavelet Transformation with 2D Haar Wavelets

... digital image processing. Data compression is defined as the process of encoding data that reduces the overall size of data without degrade the value of ...redundant data ...

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Novel methods of image compression for 3D reconstruction

Novel methods of image compression for 3D reconstruction

... mesh compression is presented in Chapter ...to 2D BMP images and results show that the algorithmis very efficient at compressing high-frequency data (from the transformed ...high-frequency ...

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Effect of Truncation Matrix on Compression Ratio in Block Truncation Coding Technique

Effect of Truncation Matrix on Compression Ratio in Block Truncation Coding Technique

... lossy image compression techniques ...for compression of monochrome image ...input image in the quantized ...well-known compression scheme proposed in 1979 for the grayscale ...

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datacompression

datacompression

... The theory of information described in the previous sections is intuitively satisfying and has useful applications. However, when dealing with real world data, it does have some theoretical difficulties. Suppose ...

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Self-organized color image quantization for color image data compression

Self-organized color image quantization for color image data compression

... blue tristimulus values of a single pixel then, after training with random presentations of colors from an image, eacb element in the self-organizing slab will correspo[r] ...

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Multispectral band image compression using wavelets

Multispectral band image compression using wavelets

... subset image and MSE and PSNR values of all the compressed images were ...compressed image was done by calculating the PSNR values of the compressed ...dmey compression at different ...highest ...

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Medical Image Data compression using 
		hybrid methods

Medical Image Data compression using hybrid methods

... the compression called quantization and the other which is not important frequency are removed [6] so, the "DCT" basics idea depend on "disintegrating the image into segment" [7], the lossy ...

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Image data compression based on a multiresolution signal model

Image data compression based on a multiresolution signal model

... In chapter 5, the various techniques required to implement the codecs derived from the models o f chapter 4 were described and the results of these codecs presented. The double angle vector representation of the ...

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Secure Data Transmission using Watermarking    and Image Compression

Secure Data Transmission using Watermarking and Image Compression

... a compression technique that does not lose any data in the compression ...Lossless compression "packs data" into a smaller file size by using a kind of internal shorthand to ...

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Discrete Wavelet Transform for Image Compression and A Model of Parallel Image Compression Scheme for Formal Verification

Discrete Wavelet Transform for Image Compression and A Model of Parallel Image Compression Scheme for Formal Verification

... an image into approximation and detail ...an image after compression and decompression) is 100% then the compression is lossless as the image can be reconstructed ...

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Image Compression Tool in Wavelets Domain for Direct Application to Revolutionize, Modeling and Imaging Technique through Crossbreeding Wavelet and Cosine Transformation

Image Compression Tool in Wavelets Domain for Direct Application to Revolutionize, Modeling and Imaging Technique through Crossbreeding Wavelet and Cosine Transformation

... lossless compression techniques, the original image can be perfectly recovered from the compressed (encoded) image ...Lossless compression is used only for a few applications with stringent ...

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Applying neural networks to colour image data compression

Applying neural networks to colour image data compression

... Neural networks [l] are becoming increasingly popular in Engineering because they can adaptively solve real world problems without the need for algorithmic programming 12-61. Neura[r] ...

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