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Journal : Nusantara Journal of Computers and its Applications

ANALYSIS OF ADAPTIF LOCAL REGION IMPLEMENTATION ON LOCAL THRESHOLDING METHOD I Gusti Agung Socrates Adi Guna; Hendra Maulana; Agus Zainal Arifin; Dini Adni Navastara
NJCA (Nusantara Journal of Computers and Its Applications) Vol 1, No 2 (2016): Desember 2016
Publisher : Computer Society of Nahdlatul Ulama (CSNU) Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36564/njca.v1i2.10

Abstract

Thresholding is a simple and effective technique for image segmentation. Thresholding techniques can begrouped into two categories, global thresholding and local thresholding. All local threshold method generallybegins with determining thresholds in each pixel by checking the area centered on the pixel, using a box shape (x,y) which is fixed by the size of the neighborhood "b". If the neighborhood is very small, then the algorithm will besensitive to noise and excessive segmentation occurs. Whereas, if the size of the neighborhood is very large thenthe algorithm will apply resemble the global threshold method. In this study, we propose a method of calculationof Local Adaptive Region, to determine the value of each pixel that is flexible neighborhoods, where each pixelhas values different neighborhoods based on the value of the standard deviation region. Adaptive method on thelocal region thresholding consists of several processes, namely: Image Enhancement, Adaptive Local Region andthresholding. Based on evaluation of ME, image result of threshold using the Adaptive Local Region method, givingan average ME smallest value, that is 16.99% at Niblack method and 19.46% at Sauvola method. And onevaluation of the RAE, image result of threshold using the Adaptive Local Region method, giving an averageRAE smallest value, that is 15.26% at Niblack method and 25.58% at Sauvola method. In addition, the results oftrials with various noise variance represent that the method of Adaptive Local Region resistant to noise.
Co-Authors Abdillah, Surya Adi Guna, I Gusti Agung Socrates Adillion, Ilham Gurat Adnan Erlangga Raharja Agus Zainal Arifin Agus Zainal Arifin Ahmad Syauqi Ahmad Syauqi Akwila Feliciano Akwila Feliciano Akwila Feliciano Pradiptatmaka Alam Ar Raad Stone Anny Yuniarti Arif Fadllullah Arif Mudi Priyatno Arya Yudhi Wijaya Atika Faradina Randa Awik Puji Dyah Nurhayati Ayu Kardina Sukmawati Baskoro Nugroho Benito, Davian Chastine Fatichah Daniel Sugianto Deni Sutaji Dewi Hidayati Diana Purwitasari Didit Prasetyo Dimas Fanny Hebrasianto Permadi Dinar Winia Mahandhira Edwin Setiawan Eha Renwi Astuti Evan Tanuwijaya Evelyn Sierra F.X. Arunanto Fahmi Syuhada Fandy Kuncoro Adianto Fandy Kuncoro Adianto Fiqey Indriati Eka Sari Gulpi Qorik Oktagalu Pratamasunu Hadziq Fabroyir Hafiz Nuzal Djufri Handayani Tjandrasa Hari Ginardi Hidayat, Husnul I Gusti Agung Socrates Adi Guna Imagine Clara Arabella Irna Dwi Anggraeni Kevin Christian Hadinata Kevin Christian Hadinata Khairiyyah Nur Aisyah Lissa Rosdiana Lissa Rosdiana Lophita Y Napitupulu Maulana, Hendra Maulana, Hendra Muhammad Farih Muhammad Fikri Sunandar Muhammad Iqbal Izzul Haq Nainik Suciati Nanik Suciati Noor Nailis Sa’adah Nova Maulidina Ashuri Novi Nur Putriwijaya Nurlita Abdulgani R. V. Hari Ginardi Rangga Kusuma Dinata Rangga Kusuma Dinata Rarasmaya Indraswari Rizka Wakhidatus Sholikah Rizqi Okta Ekoputris Safhira Maharani Safhira Maharani Safitri, Julia Salim Bin Usman Salim Bin Usman Santoso, Bagus Jati Shabrina Syifa Ghaissani Sherly Rosa Anggraeni Sherly Rosa Anggraeni Siti Rochimah Syadza Anggraini Wawan Gunawan Wijayanti Nurul Khotimah Yulia Niza Yulia Niza Zakiya Azizah Cahyaningtyas Zakiya Azizah Cahyaningtyas