FUZZY BASED CONTRAST STRETCHING FOR MEDICAL IMAGE ENHANCEMENT

Contrast Stretching is an important part in medical image processing applications. Contrast is the difference between two adjacent pixels. Fuzzy statistical values are analyzed and better results are produced in the spatial domain of the input image. The histogram mapping produces the resultant imag...

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Main Authors: T.C. Raja Kumar, S. Arumuga Perumal, N. Krishnan
Format: Article
Language:English
Published: ICT Academy of Tamil Nadu 2011-07-01
Series:ICTACT Journal on Soft Computing
Subjects:
Online Access:http://ictactjournals.in/paper/IJSC_Vol2_Iss1_233_236.pdf
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author T.C. Raja Kumar
S. Arumuga Perumal
N. Krishnan
author_facet T.C. Raja Kumar
S. Arumuga Perumal
N. Krishnan
author_sort T.C. Raja Kumar
collection DOAJ
description Contrast Stretching is an important part in medical image processing applications. Contrast is the difference between two adjacent pixels. Fuzzy statistical values are analyzed and better results are produced in the spatial domain of the input image. The histogram mapping produces the resultant image with less impulsive noise and smooth nature. The probabilities of gray values are generated and the fuzzy set is determined from the position of the input image pixel. The result indicates the good performance of the proposed fuzzy based stretching. The inverse transform of the real values are mapped with the input image to generate the fuzzy statistics. This approach gives a flexible image enhancement for medical images in the presence of noises.
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spelling doaj.art-9ea268f32e3746429f310aaadd1ae4342022-12-21T23:52:13ZengICT Academy of Tamil NaduICTACT Journal on Soft Computing0976-65612229-69562011-07-0121233236FUZZY BASED CONTRAST STRETCHING FOR MEDICAL IMAGE ENHANCEMENTT.C. Raja Kumar0S. Arumuga Perumal1N. Krishnan2Department of Computer Science, St. Xavier’s College, Tamil Nadu, IndiaDepartment of Computer Science, S.T. Hindu College, Tamil Nadu, IndiaDepartment of Information Technology, Manonmaniam Sundaranar University, Tamil Nadu, IndiaContrast Stretching is an important part in medical image processing applications. Contrast is the difference between two adjacent pixels. Fuzzy statistical values are analyzed and better results are produced in the spatial domain of the input image. The histogram mapping produces the resultant image with less impulsive noise and smooth nature. The probabilities of gray values are generated and the fuzzy set is determined from the position of the input image pixel. The result indicates the good performance of the proposed fuzzy based stretching. The inverse transform of the real values are mapped with the input image to generate the fuzzy statistics. This approach gives a flexible image enhancement for medical images in the presence of noises.http://ictactjournals.in/paper/IJSC_Vol2_Iss1_233_236.pdfContrast StretchingFuzzy LogicFuzzy statisticsHistogram SpecificationProbability Density Function (PDF)Cumulative Density Function (CDF)
spellingShingle T.C. Raja Kumar
S. Arumuga Perumal
N. Krishnan
FUZZY BASED CONTRAST STRETCHING FOR MEDICAL IMAGE ENHANCEMENT
ICTACT Journal on Soft Computing
Contrast Stretching
Fuzzy Logic
Fuzzy statistics
Histogram Specification
Probability Density Function (PDF)
Cumulative Density Function (CDF)
title FUZZY BASED CONTRAST STRETCHING FOR MEDICAL IMAGE ENHANCEMENT
title_full FUZZY BASED CONTRAST STRETCHING FOR MEDICAL IMAGE ENHANCEMENT
title_fullStr FUZZY BASED CONTRAST STRETCHING FOR MEDICAL IMAGE ENHANCEMENT
title_full_unstemmed FUZZY BASED CONTRAST STRETCHING FOR MEDICAL IMAGE ENHANCEMENT
title_short FUZZY BASED CONTRAST STRETCHING FOR MEDICAL IMAGE ENHANCEMENT
title_sort fuzzy based contrast stretching for medical image enhancement
topic Contrast Stretching
Fuzzy Logic
Fuzzy statistics
Histogram Specification
Probability Density Function (PDF)
Cumulative Density Function (CDF)
url http://ictactjournals.in/paper/IJSC_Vol2_Iss1_233_236.pdf
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