I Putu Agung Bayupati
Program Studi Teknologi Informasi, Fakultas Teknik, Universitas Udayana

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Journal : JUITA : Jurnal Informatika

Indonesian Plate Number Identification Using YOLACT and Mobilenetv2 in the Parking Management System I Kadek Gunawan; I Putu Agung Bayupati; Kadek Suar Wibawa; I Made Sukarsa; Laurensius Adi Kurniawan
JUITA : Jurnal Informatika JUITA Vol. 9 No. 1, May 2021
Publisher : Department of Informatics Engineering, Universitas Muhammadiyah Purwokerto

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (963.072 KB) | DOI: 10.30595/juita.v9i1.9230

Abstract

A vehicle registration plate is used for vehicle identity. In recent years, technology to identify plate numbers automatically or known as Automatic License Plate Recognition (ALPR) has grown over time. Convolutional Neural Network and   YOLACT are used to do plate number recognition from a video. The number plate recognition process consists of 3 stages. The first stage determines the coordinates of the number plate area on a video frame using YOLACT. The second stage is to separate each character inside the plat number using morphological operations, horizontal projection, and topological structural. The third stage is recognizing each character candidate using CNN MobileNetV2. To reduce computation time by only take several frames in the video, frame sampling is performed. This experiment study uses frame sampling, YOLACT epoch, MobileNet V2 epoch, and the ratio of validation data as parameters. The best results are with 250ms frame sampling succeed to reduce computational times up to 78%, whereas the accuracy is affected by the MobileNetV2 model with 100 epoch and ratio of split data validation 0,1 which results in 83,33% in average accuracy. Frame sampling can reduce computational time however higher frame sampling value causes the system fails to obtain plate region area.
Co-Authors Adie Wahyudi Oktavia Gama Aditya, I Nyoman Tri Agus Gede Adi Prayoga Agus Suryadana Akane Sasaoka Alesia Arum Frederika Anak Agung Ketut Agung Cahyawan Wiranatha Anak Agung Kompiang Oka Sudana Arsa, Dewa Made Sri Ayu Wirdiani Bimantara, Ranggashakti Christine Regilia Suwu Deria Dwi Antari Desak Ayu Sista Dewi Desy Purnami Singgih Putri Dewi, Anak Agung Ayu Sintya Dina Wahyuni Puteri Dwi Rusjayanthi, Dwi Dwi Suarjaya, I Made Agus Ekanyana Nugraha, I Gede Bagus Erha Syaifuddin Hassant’R Eva Martina Sitorus Evan Himawan Saragih Frederika, Alesia Arum G M Arya Sasmita Gede Indra Raditya Martha Gunawan, I Kadek Gusti Agung Ayu Putri I Dewa Nym. Nurweda P., I G A A Diah Indrayani I Gede Sujana Eka Putra, I Gede Sujana Eka I Gusti Ayu Agung Diatri Indradewi I Gusti Lanang Trisna Sumantara I Kadek Ari Melinia Antara I Kadek Gunawan I Ketut Adi Purnawan I ketut Gede Darma Putra I Made Agus Dwi Suarjaya I Made Ari Saputra I Made Budi Adnyana I Made Mertha Prayuda I Made Sukarsa I Made Suryanata I Made Suwija Putra I Nyoman Piarsa I Putu Ade Ambara Putra I Putu Arya Dharmaadi I Putu Bayu Krisnawan I Putu Cahya Prawira I Putu Pratama Andika I Putu Yudha Ariatmaja I Wayan Agus Krisna Apriana I Wayan Andis Indrawan I Wayan Dharma Satriawan I Wayan Widiana Ida Ayu Putu Febri Imawati Imelda Alvionita Tarigan Kade Bramasta Vikana Putra Kadek Suar Wibawa Komang Gede Kurniadi Kurniawan, Laurensius Adi Laurensius Adi Kurniawan Made Sudarma Made Wibawa Minho Jo Nandita, Ida Ayu Widya Ni Kadek Ariasih, Ni Kadek Ni Kadek Ayu Anggraeni Ni Kadek Ayu Wirdiani Ni Kadek Rahayu Widya Utami Ni Luh Ketut Inggitarahayu Anggasemara Ni Made Meriliana Candra Devi Ni Wayan Wisswani Nyoman Purnama, Nyoman Philipus Novenando M Weking Putu Ary Setiyawan Putu Satya Saputra Putu Wira Buana Putu Wulan Dewi Prihandani Putu Yudha Yarcana Putut Rendra Wismawan Rusjayanthi, Ni Kadek Dwi Susila, Anak Agung Ngurah Hary Vidya Chandradev Wira Buana Y. Haryo Sulistyanto Sunaryo Yonatan Adiwinata Yustisia, Putu Visvani