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Modified Histogram Segmentation Bi-Histogram Equalization [PDF]

open access: yes, 2020
In the application of image processing, contrast enhancement is a major step. Conventional methods which are studied in contrast enhancement such as Histogram Equalization (HE) have not satisfactory results on many different low-contrast images and they also cannot automatically handle different images.
openaire   +1 more source

Digital Image Enhancement Through Bi-Histogram Equalization Using Entropy-Based Plateau Limit

open access: yesInternational Journal of Information and Communication Technology Research, 2022
The equalization of histograms is a simple and efficient process for contrast enhancement. This paper presents equalization of the bi-histogram with the level of the entropy-based plateau.
Vida Safardoulabi, Kambiz Rahbar
doaj  

Bilateral Histogram Equalization for Contrast Enhancement

open access: yesInternational Journal of Software Innovation, 2016
As image enhancement is a well discussed issue, various methods have already been proposed till to date. Some of these methods perform well for specific applications but most of the techniques suffer from artifacts due to the over or under enhancement.
Feroz Mahmud Amil   +3 more
openaire   +2 more sources

SISTEM PENGENAL ARAH PANDANG MATA PADA PENGENDARA MOBIL

open access: yesTechne, 2014
Tulisan ini menyajikan perancangan sebuah sistem alarm untuk mengingatkan pengendara apabila arah pandang pengendara teralih dari jalan raya. Sistem yang dirancang memanfaatkan algoritma Viola-Jones [3], yang kemudian diproses dengan dan tanpa histogram ...
Deny Christian   +2 more
doaj  

A novel technique for analysing histogram equalized medical images using superpixels

open access: yesComputer Assisted Surgery, 2019
We present a novel technique to distinguish between an original image and its histogram equalized version. Histogram equalization and superpixel segmentation such as SLIC (simple linear iterative clustering) are very popular image processing tools. Based
Li Yao, Sohail Muhammad
doaj   +1 more source

Hand Vein Images Enhancement Based on Local Gray-level Information Histogram [PDF]

open access: yesInternational Journal Bioautomation, 2015
Based on the Histogram equalization theory, this paper presents a novel concept of histogram to realize the contrast enhancement of hand vein images, avoiding the lost of topological vein structure or importing the fake vein information.
Jun Wang   +4 more
doaj  

Histogram Equalization Implementation in the Preprocessing Phase on Optical Character Recognition

open access: yesInternational Journal of Technology, 2017
A 2014 report from Digital Marketing Philippines stated that the number of web applications with visual content as their main product has increased significantly. Image processing technology has also undergone significant growth.
Peter Pangestu   +2 more
doaj   +1 more source

Histogram Equalization in SVM Multimodal Person Verification [PDF]

open access: yes, 2007
Comunicació presentada a la International Conference on Biometrics (ICB) celebrada a Seoul (Korea) els dies 27 a 29 d'agost de 2007.
Mireia Farrús   +3 more
openaire   +2 more sources

Piecewise histogram equalization based image enhancement

open access: yesTongxin xuebao, 2011
Piecewise histogram equalization(Piecewise HE) was proposed,which combines the benefits of contrast stretching and existing histogram equalization.The swallow of saturation and brightness is avoided in the enhanced image by a piecewise linear mapping ...
CHEN Wen-fei1   +4 more
doaj   +2 more sources

Windowing System Facial Detection based on Gabor Kernel Filter, Fast Fourier Transform, and Probabilistic Learning Vector Quantization

open access: yesInternational Journal of Technology, 2017
Facial detection is a crucial stage in the facial recognition process. Misclassification during the facial detection process will impact recognition results.
Arif Muntasa
doaj   +1 more source

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