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block-based motion compensation

Survey on Block Matching Algorithms for Motion Estimation

Survey on Block Matching Algorithms for Motion Estimation

... uses block-based motion- ...frames. Motion estimation is the process of finding a fixed region of a reference frame of video to search a matching block of pixels of the same size under ...

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Fast mesh based motion estimation employing an embedded block model

Fast mesh based motion estimation employing an embedded block model

... of block-based motion compensation is evi- denced by the MPEG-x and ...translational motion model; (b) fewer bits are required to describe simple translational motion; (c) im- ...

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Design and Development of Scaled Value Criterion for Video Compression using Block Matching Techniques

Design and Development of Scaled Value Criterion for Video Compression using Block Matching Techniques

... constrained based MAE as block matching criterion for motion compensation to reduce the required number of bits for coding besides minimizing the total ...residue block is taken into ...

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Motion Compensation on DCT Domain

Motion Compensation on DCT Domain

... shifted block can be directly obtained from the DCT-I coefficients of the original ...DCT-based motion compensation block without the need of converting the DCT coefficients back to ...

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STUDY OF HASH BASED BLOCK MATCHING FOR MOTION ESTIMATION

STUDY OF HASH BASED BLOCK MATCHING FOR MOTION ESTIMATION

... and motion compensation are main techniques to remove the redundancy of inter ...of motion estimtion is (64*2+w)*(64*2+h), where w and h are the width and height of the current prediction unit ...the ...

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Implementation Of Diamond Search (DS) Algorithm For Motion Estimation Using MATLAB

Implementation Of Diamond Search (DS) Algorithm For Motion Estimation Using MATLAB

... macro block (MB) which is 16 x 16 pixels independently for reduced ...complexity. Motion compensation are done at the MB level while DCT coding of error at the block level which is 8 x 8 ...

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An Efficient Fractional-Pixel Motion Compensation Based on Cubic Convolution Interpolation

An Efficient Fractional-Pixel Motion Compensation Based on Cubic Convolution Interpolation

... The block diagram of the ...each block of input video frame, the ...each block is converted by the DCT transform into the DCT ...the motion compensated prediction or temporal prediction, the ...

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Video Stabilization Using Block Based Motion Vectors

Video Stabilization Using Block Based Motion Vectors

... undesirable motion effects, and vibrations in ...a block based algorithm the motion estimation and video ...Exhaustive Block Matching Algorithm (EBMA). Block Based ...

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A novel search method based on artificial bee colony algorithm for block motion estimation

A novel search method based on artificial bee colony algorithm for block motion estimation

... best motion vec- tor is called motion estimation (ME) ...of motion estimation: block-matching algorithm (BMA) and pixel-based algorithm ...The motion estimation prediction ...

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A Review on Block Matching Motion Estimation and Automata Theory based Approaches for Fractal Coding

A Review on Block Matching Motion Estimation and Automata Theory based Approaches for Fractal Coding

... is based on the idea of fractal that an image has self-similarity in ...well-known motion estimation and compensation algorithm that exploits the high temporal correlations between adjacent ...

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New Half-Pixel Accuracy Motion Estimation Algorithms for Low Bitrate Video Communications

New Half-Pixel Accuracy Motion Estimation Algorithms for Low Bitrate Video Communications

... accuracy Motion Estimation (ME) has been shown to result in higher quality reconstructed image sequences in hybrid video coding ...increased Motion Field (MF) bitrate and more complex ...half-pixel ...

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True Motion Estimation and Compensation with Multitemporal Block Matching Search

True Motion Estimation and Compensation with Multitemporal Block Matching Search

... TV screen technologies based on devices like plasma, LCD, or LED require video signals in a progressive scan pattern. This is due to details inherent in the technology of these screen types. Nevertheless, digital ...

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Motion Compensation Techniques Adopted In HEVC

Motion Compensation Techniques Adopted In HEVC

... is based on conventional block-based motion compensated hybrid video coding concepts, but with some important differences relative to prior standards When used well together, the features of ...

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Spatio - Temporal Video Denoising by Block - Based Motion detection

Spatio - Temporal Video Denoising by Block - Based Motion detection

... adapted based on local image ...of motion between frames. Motion information or temporal correlation may be incorporated into the algorithms by motion estimation/compensation techniques ...

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Image motion compensation for an electronic imaging system

Image motion compensation for an electronic imaging system

... glass 1 CORRECTED IMAGE IMAGE DISPLACEMENT UNCORRECTED IMAGE Image Displacement o 5 Figure to an optical glass at servo error the scanning image For the the image air the from an plane i[r] ...

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Motion Compensation for Aircraft-Borne
Interferometric SAR

Motion Compensation for Aircraft-Borne Interferometric SAR

... The antenna pattern may have a significant effect on the phase of the point target response, which is the basis for coherent roll compensation, but the aim is utilise the normalised linear FM spectrum approach for ...

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An Efficient Video Denoising using Patch-Based Method, Optical Flow Estimation and Multiresolution Bilateral Filter

An Efficient Video Denoising using Patch-Based Method, Optical Flow Estimation and Multiresolution Bilateral Filter

... combining motion estimation, patch based denoising algorithms and multiresolution bilateral ...filtering. Motion compensation permits the robust patch comparison in a spatio temporal volume ...

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Nonparametric Rotational Motion Compensation Technique for High-Resolution ISAR Imaging via Golden Section Search

Nonparametric Rotational Motion Compensation Technique for High-Resolution ISAR Imaging via Golden Section Search

... MTCRRC compensation becomes best focused, its entropy will be ...MTCRRC compensation can be performed by searching the rotation angle and center based on minimizing entropy of the compensated ISAR ...

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Superresolution versus Motion Compensation-Based Techniques for Radar Imaging Defense Applications

Superresolution versus Motion Compensation-Based Techniques for Radar Imaging Defense Applications

... Radar imaging based on a static high-resolution coherent radar is usually referred as Inverse Synthetic Aperture Radar (ISAR) imaging. ISAR may obtain range-Doppler images of noncooperative targets [1, 2], that ...

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Implementation Of Cross Diamond Search (CDS) Algorithm For Motion Estimation Using MATLAB

Implementation Of Cross Diamond Search (CDS) Algorithm For Motion Estimation Using MATLAB

... 2.2.1 Motion Estimation Example 2.2.2 Motion Estimation Macro Block Example 2.2.3 Final Motion Estimation Prediction 2.3 Block-Matching Algorithm 2.3.1 Full-Search Algorithm 2.3.2 New Th[r] ...

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