Nor Hikmah
a:1:{s:5:"en_US";s:29:"Universitas AMIKOM Yogyakarta";}

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Penelitian PEMBUATAN PERANGKAT LUNAK UNTUK KLASIFIKASI JENIS KELAMIN BERDASARKAN CITRA WAJAH Haris Anggriawan; Nor Hikmah
Information System Journal Vol. 4 No. 2 (2021): Information System Journal (INFOS)
Publisher : Universitas Amikom Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24076/infosjournal.2021v4i2.679

Abstract

In this study, the 2DPCA feature extraction method and SOM classification were used to classify human sex based on facial images. The trial was conducted on 100 facial images consisting of 50 male facial images and 50 female facial images. The 100 facial image data used were divided into 70 training data and 30 test data. Based on the test results, the best accuracy obtained is 86.67% using a start learning rate of 0.6 and a maximum iteration of 10000. level of accuracy, where a larger maximum iteration value results in a higher level of accuracy.
SISTEM PAKAR UNTUK PEMILIHAN GITAR LISTRIK MENGGUNAKAN METODE CERTAINTY FACTOR PADA TOKO ALAT MUSIK SUNYOTOK Nor Hikmah; Adim Sahrial
Information System Journal Vol. 5 No. 1 (2022): Information System Journal (INFOS)
Publisher : Universitas Amikom Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24076/infosjournal.2022v5i1.762

Abstract

Guitar is one of the most popular and easy to find instruments in people's lives, from children to parents who like guitar instruments. But in searching for a guitar or buying a guitar, many are wrong in choosing a guitar because it does not match the genre of music being played.In this research, an analysis of existing problems is carried out, the author tries to create a web-based expert system that can help solve existing problems. This research uses the certainty factor method. The application development stage begins with the stages of problem analysis, system design, designing system process models, interface design, and relations between tables.The application made is a web-based expert system to help in choosing the best guitar according to the criteria entered into the system, and displaying presentations in the guitar choices given as well as a detailed explanation of the guitar. Expert systems are built using the PHP programming language, MySQL database server, and sublime text as a text editor.