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Robust local similarity filter for the reduction of mixed Gaussian and impulsive noise in color digital images

Bogdan Smolka, Damian Kusnik
2015 Signal, Image and Video Processing  
of the new filter in the reduction of Gaussian noise.  ...  The new denoising scheme is based on a weighted averaging of pixels contained in a filtering block.  ...  and these coefficients are used in the weighted average of the pixels in the processing window.  ... 
doi:10.1007/s11760-015-0830-0 fatcat:6yevq3wftzdklie2a7in6asn4e

Impulsive noise in images: a brief review

Alenrex Maity, Rishav Chatterjee
2018 ACCENTS Transactions on Image Processing and Computer Vision  
This paper deals with the performance analysis of various filtering technique which is to remove/reduce the impulse noise from the image. The performances metric are like MSE, SNR, and PSNR etc.  ...  Impulse noise is the one type of noise which randomly modifies the pixel values. This type of noise can be classified into static and dynamic (random) ( Figure 2 ).  ...  For Impulse noise reduction filtering technique fall into two categories linear filtering and non-linear filtering ( Figure 5 ).  ... 
doi:10.19101/tipcv.2017.39025 fatcat:vroezpqf2fg5tk776lzf6nc77u

Nonlinear Techniques for Color Image Processing [chapter]

Bogdan Smolka, N Plataniotis, Anastasios Venetsanopoulos
2003 Nonlinear Signal and Image Processing  
Adaptive Noise Reduction Filtering In this section we examine some adaptive techniques used for the reduction of noise in gray-scale images.  ...  Fuzzy Weighted Average Filter The first class of filters derived from the general nonlinear fuzzy algorithm is the so called Fuzzy Weighted Average Filters (FWAF).  ... 
doi:10.1201/9780203010419.ch12 fatcat:dbvkk6u3jbhphowueoulfos7wi

On the application of the reachability distance in the suppression of mixed Gaussian and impulsive noise in color images

Bogdan Smolka, Damian Kusnik
2020 Multimedia tools and applications  
Both measures are calculated as an average of modified reachability distances to the most similar pixels of the central patch and the final filtering output is a weighted average of all pixels belonging  ...  In this paper, we address the problem of mixed Gaussian and impulsive noise reduction in color images.  ...  Furthermore, the second weight w 2 eliminates single impulses, which can be wrongly taken with high weight into the averaging process.  ... 
doi:10.1007/s11042-020-09550-w fatcat:5l7d57g3rjcffbp7pbsv6bv6k4

Active Noise Control in Light Aircraft Cabin Using Multichannel Coherent Method

Dubravko Miljkovi´c
2016 Automatika  
pass filtered referent noise signal).  ...  Basic system uses coherent averaging method of the residual error signal to produce signal that drives secondary source.  ...  CONCLUSION The method for active noise reduction using coherent averaging of residual signal is presented. New algorithm is presented which avoids use of a digital filter and the LMS adaptation.  ... 
doi:10.7305/automatika.2017.12.1706 fatcat:nhuiwpxwa5bqxed77c3pbvdpk4

Adaptive Noise Reduction in Microarray Images Based on the Center-Weighted Vector Medians [chapter]

Rastislav Lukac, Bogdan Smolka, Andrzej Swierniak, Konstantinos N. Plataniotis, Anastasios N. Venetsanopoulos
2004 Lecture Notes in Computer Science  
In this paper, we provide a new noise reduction method for the enhancement of the images of gene chips.  ...  This paper contains the comparisons of the proposed technique with the standard schemes used in color image filtering, as well as examples of their efficiency when these methods are applied to typical  ...  Table 1 . 1 Results achieved using the phantom images corrupted by 5% impulsive noise.  ... 
doi:10.1007/978-3-540-24669-5_94 fatcat:vj5jip44jrdkrcnejnookwg6ba

Impulsive spike enhancement on gamelan audio using harmonic percussive separation

Solekhan Solekhan, Yoyon K. Suprapto, Wirawan Wirawan
2019 International Journal of Electrical and Computer Engineering (IJECE)  
From the similarity test using the Cosine Distance method, it is seen that spike enhancement through Harmonic Percussive Source Separation (HPSS) has an average Cosine Distance value of 0.0004 or similar  ...  Impulsive spikes often occur in audio recording of gamelan where most existing methods reduce it.  ...  CONCLUSION The test performed on some gamelan audio shows that median filter method can be applied in enhancement spike, with reduction of impulsive spikes in gamelan music audio results, average value  ... 
doi:10.11591/ijece.v9i3.pp1700-1710 fatcat:23tvihcasbhs7izkmdo25brvbe

Adaptive rank weighted switching filter for impulsive noise removal in color images

Bogdan Smolka, Krystyna Malik, Dariusz Malik
2012 Journal of Real-Time Image Processing  
The described switching filter is based on the rank weighted, cumulated pixel dissimilarity measures, which are used for the detection of image samples contaminated by impulsive noise process.  ...  The introduced adaptive design enables the filter to tune its parameters to the amount of impulsive noise corrupting the image.  ...  Open Access This article is distributed under the terms of the Creative Commons Attribution License which permits any use, distribution, and reproduction in any medium, provided the original author(s)  ... 
doi:10.1007/s11554-012-0307-0 fatcat:yswcqfkydvcgjn6pir7dhn5mqu

Acoustic Echo Cancellation And Noise Reduction In The Frequency-Domain: A Global Optimisation

J. Boudy, F. Capman, P. Lockwood
1996 Zenodo  
Fig. 1 : 1 OLS-based Frequency-Domain Adaptive Filter. Fig. 2 : 2 Typical echo path impulse response in a car. Fig. 3 : 3 Globally optimised echo cancellation and noise reduction.  ...  This implementation differs from [5] , where a Weighted-OLA procedure is used to calculate the residual echo from successive filtered blocks corresponding to the same output sample.  ... 
doi:10.5281/zenodo.35921 fatcat:nt5kw3jwcvc6dj5dw2tjbyqlle

Removal of Random Valued Impulse Noise with Modified Weighted Mean Filter by using Denoising Algorithm: Emerging Opportunities of Image Processing Application

Nihar Ranjan Hota
2018 International Journal for Research in Applied Science and Engineering Technology  
Image Denoising techniques depend on what type of noise occurred in image like Gaussian noise, impulse noise; speckle noise etc.  ...  So noise reduction is most important task for improve quality of image. Denoising technique is often a necessary and the take first step, before analyzed the image data.  ...  It is expected that the larger the distance between , and , is, the smaller the distance weight should be, and vice versa.  ... 
doi:10.22214/ijraset.2018.5134 fatcat:ngkfpks2h5b5jpwzvixldveku4

Fast averaging peer group filter for the impulsive noise removal in color images

Lukasz Malinski, Bogdan Smolka
2015 Journal of Real-Time Image Processing  
The peer group size assigned to each pixel is used for the averaging operation, so that pixels which have many peers are taken with higher weight.  ...  A pixel is treated as not corrupted by the impulsive noise process, if its peer group consists of at least two close pixels, otherwise this pixel is replaced by a weighted average of uncorrupted samples  ...  The FAPGF uses the weighted average Filter (WAF) for the replacement of noisy pixel.  ... 
doi:10.1007/s11554-015-0500-z fatcat:roucf3hytfagdivgukzyyid6cu

A Novel TwoStage Impulse Noise Removal Technique based on Neural Networks and Fuzzy Decision

V. Saradhadevi, V. Sundaram
2011 International Journal of Computer Applications  
In noise removal stage, an adaptive two-level feed forward Neural Network (NN) with a Modified Levenberg-Marquardt training algorithm was used to eliminate the impulse noise.  ...  There are many techniques to remove the noise from the image and produce the clear visual of the image. Moreover, there are several filters and image smoothing techniques available in the literature.  ...  RELATED WORKS Schulte et al., [1] proposed a fuzzy two-step filter for impulse noise reduction from color images.  ... 
doi:10.5120/2490-3359 fatcat:lmcbdgkigva2ja2q7edb2t2iki

Active noise reduction system

Edwin Langberg, F. Gerald Caruso
1992 Journal of the Acoustical Society of America  
White noise filtered by third and octave filter with mid-band frequency 125 Hz was used for the experiments.  ...  In this article, active noise reduction system has been described. The ANR system was made on basis of finite impulse response filter and realised algorithms LMS or NLMS.  ...  at longer distances, or active noise reduction [5, 6] .  ... 
doi:10.1121/1.402893 fatcat:b6iqbb4vcffglenujj6646xiwi

Impulse Noise Removal Using Soft-computing

Hafiz Muhammad Tayyab Khushi
2022 Lahore Garrison University research journal of computer science and information technology  
Standard impulse noise injection techniques are used for standard images.  ...  Degradation model used to train filtering techniques for both detection and removal of noise phase. This degeneration is usually the result of excess scar or noise.  ...  Fuzzy Filter: Impulse noise eliminates by using the new fuzzy directional weight median filter [16] .  ... 
doi:10.54692/lgurjcsit.2022.0601275 fatcat:igxb56fxa5bvdim5rhcxa2lpm4

Quaternion switching filter for impulse noise reduction in color image

Xin Geng, Xiaoguang Hu, Jin Xiao
2012 Signal Processing  
A novel approach to impulse noise reduction in color image is introduced in this paper.  ...  with other widely used filters.  ...  A simple method to remove the mixed additive Gaussian noise and impulse noise is to use the impulse noise reduction filter followed by an additive Gaussian noise reduction filter.  ... 
doi:10.1016/j.sigpro.2011.06.015 fatcat:wjplprig5bdbbh3ffqm3b4ntzy
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