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[PDF] Top 20 Image Compression Via Sparse Representation

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Image Compression Via Sparse Representation

Image Compression Via Sparse Representation

... Image compression based on a combined over-complete dictionary is an efficient ...“lena” image, face accounts for only a small part of the picture, so the effect of the dictionary trained by ... See full document

7

Application of Bayes Compressed Sensing in Image rocessing

Application of Bayes Compressed Sensing in Image rocessing

... of image compression sparse representation was proposed, and a nonparametric hierarchical Bayes mixed factor model under Dirichle process distribution was established specific to the sparsity ... See full document

7

Fingerprint Compression Based on Sparse Representation

Fingerprint Compression Based on Sparse Representation

... fingerprint image compression under a linear model ...to compression special images (face and fingerprint ...fingerprint compression based on Nonnegative Matrix Factorization (NMF) [22], ... See full document

21

A NOVEL METHOD FOR SUPER RESOLUTION IMAGE GENERATION USING DWT WITH EDGE EXTRACTION VIA A SPARSE REPRESENTATION

A NOVEL METHOD FOR SUPER RESOLUTION IMAGE GENERATION USING DWT WITH EDGE EXTRACTION VIA A SPARSE REPRESENTATION

... One level of DWT that applies distinctive wavelet families is utilized to break down a data picture. DWT isolates a picture into distinctive sub band pictures, in particular, LL, LH, HL, and HH, where last three sub ... See full document

9

Robust Visual Tracking via Appearance Modeling and Sparse Representation

Robust Visual Tracking via Appearance Modeling and Sparse Representation

... straightforward image projection technique, called two-dimensional principal component analysis (2DPCA) is developed for image feature extraction ...method, image features and covariance matrix can ... See full document

8

Supervised classification via constrained subspace and tensor sparse representation

Supervised classification via constrained subspace and tensor sparse representation

... Compared to the classification results shown in Figure 2, the accuracies obtained with PCA are significantly increased. The observations drawn from Figure 2 also apply to Figure 3. 2) ORL data: We are also interested in ... See full document

9

Image Inpainting Based on Sparse Representation with Histogram Dictionary

Image Inpainting Based on Sparse Representation with Histogram Dictionary

... Recently, sparse representation has introduced into image inpainting [2], [5], ...the image patches by using a sparse linear combination of atoms from a ...good image ... See full document

11

An Efficient Data Hiding in Digital Colour Image by Sparse Representation

An Efficient Data Hiding in Digital Colour Image by Sparse Representation

... plane image data embedding in Colour images or gray- scale ...input image is converted to any one plane of RGB colour ...the image pixels STEGO image to get the information about the ...Colour ... See full document

7

Reverse Sparse Representation for Single Image Super-Resolution

Reverse Sparse Representation for Single Image Super-Resolution

... fixed sparse coefficients and updates the sparse coefficient according to the fixed dictionary alternately by using the best ...the sparse representation and the ...and sparse ... See full document

19

Locational Image Compression based on Chain Code Representation

Locational Image Compression based on Chain Code Representation

... new compression algorithm that used locational compression technique based on Freeman chain ...is compression algorithm which starts by obtaining the chain code for particular color value then saving ... See full document

6

Latent Fingerprint Enhancement via Time Variance Gabor and Sparse Representation

Latent Fingerprint Enhancement via Time Variance Gabor and Sparse Representation

... poor image quality and unclear ridge ...patch-based sparse representation method for the enhancement of the texture ...patch-based sparse representation is iteratively applied to ... See full document

10

Real-time classification via sparse representation in acoustic sensor networks

Real-time classification via sparse representation in acoustic sensor networks

... and sparse approximation can reduce the data dimension, which helps increase the computational efficiency and save the energy cost for ...cross-correlation via sparse representation for range ... See full document

14

Image Denoising via Robust Simultaneous Sparse Coding

Image Denoising via Robust Simultaneous Sparse Coding

... grouped image patches into a few groups and argued patches in the same group have similar sparse ...simultaneous sparse coding (SSC) is applied to learn the sparse representation ... See full document

8

Super Resolution Image Generation Using Wavelet Domain Inter Polation With Edge Extraction Via A Sparse Representation

Super Resolution Image Generation Using Wavelet Domain Inter Polation With Edge Extraction Via A Sparse Representation

... on learning Some methods based on up scaling, such as bilinear and bucolic interpolation (BI) are popular since they have low computational complex, but they always produce blurring edges and suffer from artifacts since ... See full document

15

SAR Image Target Detection Method Based on Sparse Representation

SAR Image Target Detection Method Based on Sparse Representation

... original image data remain to be decomposed to train the dictionary atoms, to obtain the ultra-complete dictionary which can effective reflect the image ... See full document

6

Dictionary Learning for Scalable Sparse Image Representation with Applications

Dictionary Learning for Scalable Sparse Image Representation with Applications

... The proposed procedure is mainly motivated by the HVS functional mechanism properties. Specifically, human eyes tend to pay more attention to the edges of an ob- ject given the high firing rate of the visual cortex neu- ... See full document

20

Combined Dictionary Learning in Facial Expression Recognition

Combined Dictionary Learning in Facial Expression Recognition

... The sparse representation of a facial image is regarded mainly as a way of extracting features and at the same time with low dimensions Sparse representation based on learned dictionary ... See full document

5

Latent Fingerprint Compression Using Sparse Representation

Latent Fingerprint Compression Using Sparse Representation

... the compression of 500 dpi fingerprint ...fingerprint image into a number of sub bands, each of which represents information in a particular frequency ... See full document

7

Palm Print Compression Based on Sparse Representation

Palm Print Compression Based on Sparse Representation

... First store the fingerprint images in a directory called the database for performing the various steps of proposed method. The input image is preprocessed using median filter. The median filter identifies the ... See full document

6

An efficient fingerprint compression algorithm using sparse coding

An efficient fingerprint compression algorithm using sparse coding

... applications. Compression of data is commanding of under umstances due to large amount of data transmission and efficient memory ...fingerprint compression algorithm using sparse ... See full document

7

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