median-based filtering methods
Impulse Noise Reduction and Enhancement of Gray Scale and Color Images
... our filtering algorithm, a gray scale image whose size is 256 x 256 was ...(Extreme Median), Wiener filter and our algorithm were used, separately, to restore the image corrupted by salt and pepper ...
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An Efficient Additive White Median Filtering for Removal of Salt and Pepper Noise based on Images
... filter, median filter, trimmed median filter ...White Median Filter (AWMF) for filtering the two- dimensional signal which uses a schematic procedure where mean value of the particular window ...
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PERFORMANCE EVALUATION OF SPATIAL FILTERS USING FULL-REFERENCE IMAGE QUALITY METRICS
... weighted median filter [14] and filter based on non linear diffusion [15] belongs to post formation filtering methods which works directly on original image were ...adaptive filtering ...
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A Brief Survey on Image Enhancement and Performance Comparison Between Conventional Methods and an Adaptive Unsharp Masking Method
... different methods and for different quality metric is presented with greater ...equalization, Median filtering and unsharp masking, fuzzy based technique has better ability to enhance edge and ...
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Improving Motion Estimation using Adaptive Weighted Mean Filter
... Various Median Filtering Techniques for Removal of Impulse Noise from Digital ...noise median based filter becomes widely ...common median filtering ...recent median ...
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A Study on Image Enhancement and Resolution through fused approach of Guided Filter and high resolution Filter
... Image Filtering and High Resolution filtering”. A lot of methods are available for Guided Image Filtering like Edge preserving Filtering, Gradient Preserving Filtering, Extension ...
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A New Switching-Based Median Filtering Scheme and Algorithm for Removal of High-Density Salt and Pepper Noise in Images
... Switching-based median filtering has been proposed as an effective alternative for reducing computational ...and filtering is applied only to corrupted pixels while leaving uncorrupted pixels ...
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AMF-IDBSCAN: Incremental Density Based Clustering Algorithm Using Adaptive Median Filtering Technique
... This section presents a detailed experimental analysis carried out to prove our proposed clustering technique AMF-IDBSCAN is better than other state of art methods used for high dimensional clustering. We have ...
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Thread image processing technology research based on combination of edge detection and sub pixel positioning
... thread based on image processing ...select median filtering method, Histogram edge detection and sub-pixel positioning and other image processing ...
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A Spatial Mean and Median Filter For Noise Removal in Digital Images
... detection-estimation based image filtering algorithms that effectively remove corrupted pixels with impulsive noise in digital color ...existing methods for enhancing corrupted color images typically ...
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Image reconstruction utilizing median filtering applied to elastography
... is based on induced coupling of radiation force for transitory shear waves and ultrafast imaging ...[4–6]. Methods of elastography that vibrate or press the surface of the tissue may have some problems ...
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Hardware Implementation of Modified Weighted Median Filtering on FPGA
... image filtering is essential to keep away from the noise present in the ...image filtering system depends on its capability to detect the occurrence of noisy pixels in the ...image filtering ...
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Weighted median guided filtering method for single image rain removal
... removal methods inevitably result in reconstructed images with either over smooth or incomplete rain ...Similar methods have also been proposed in [4, 5], Kang et ...
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A Comparative of Analysis of Image Restoration Using Mean and Median Filtering
... mean filtering algorithm for salt and pepper noise removal is ...the filtering which applied only to the detected “noise pixels “in the input ...filter based on the number of the “noise-free pixels” ...
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Improved Adaptive Median Filter Algorithm for Removing Impulse Noise from Grayscale Images
... adaptive median filter algorithm based on the detection of impulse noise ...conventional median filtering methods, the proposed method not only has better filtering effect, but ...
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Parallel Algorithms and VLSI Structures for Median Filtering of Images in Real Time
... the median filter device in real time depends by the frequency of receipt numbers and the number of input ...quick median filtering. Median calculation on the basis of completely parallel ...
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Suppression of Random Valued Impulse Noise in Image Processing: A Review
... noise filtering it is necessary to preserve edges and details of the ...complexity methods such as Median, Adaptive Center Weighted Median (ACWM), Adaptive Median Filter (AMF) and high ...
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A NEW ALGORITHM FOR REMOVAL OF HIGH DENSITY SALT AND PEPPER NOISE IN MR IMAGES
... Decision Based Adaptive Neighborhood Median Filter ...the median value of those un- corrupted pixels replaces the corrupted center ...the median value of those un-corrupted pixels replaces the ...
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Impulse Noise Removal with fixed value for Adaptive Improved Median Filtering
... The proposed filter is proved to be effective in re-storing the images corrupted with fixed-value impulse noise 50% to 90% of probability. This filter finds application in eliminating noise from Scanning Electron ...
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Content Based, Collaborative and Statistics Based Filtering Techniques in Recommendation System
... users based on past purchases and searches, and on other users ...content based, collaborative, and statistics- based filtering recommendation methods are proposed in this paper ...
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