M
M A Muchtar
Researcher at University of North Sumatra
Publications - 36
Citations - 209
M A Muchtar is an academic researcher from University of North Sumatra. The author has contributed to research in topics: Semiotics & Augmented reality. The author has an hindex of 7, co-authored 31 publications receiving 156 citations. Previous affiliations of M A Muchtar include Information Technology University.
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Proceedings ArticleDOI
Electrical appliances control prototype by using GSM module and Arduino
TL;DR: A prototype of electric appliance control tool via SMS by using GSM is proposed, which worked in accordance with orders given through SMS and the mobile device then received the feedback of the command.
Journal ArticleDOI
Designing an IoT-based air quality monitoring system
TL;DR: An IoT-based air quality monitoring system was designed to determine the air quality conditions in an area and will monitor using sensors to see the levels of several substances in the air including O3, SO2, CO and particulates.
Journal ArticleDOI
Monitoring temperature and humidity of server room using Lattepanda and ThingSpeak
TL;DR: From the results of the test, it can be seen that Lattepanda can be used to monitor temperature and humidity in the server room and the system design process consists of hardware reading data on the sensor and sending data to ThingSpeak capable to be resuscitated.
Proceedings ArticleDOI
Optimization backpropagation algorithm based on Nguyen-Widrom adaptive weight and adaptive learning rate
TL;DR: In the case of identification the type of a file based on the data input a sequence of training examples, the result of data testing obtained 92% accuracy and the value of the learning rate should be saliently large to allow a fast learning process but small enough to guarantee its effectiveness.
Journal ArticleDOI
Method of calculation overall equipment effectiveness in fertilizer factory
Ikhsan Siregar,M A Muchtar,Romi Fadillah Rahmat,Ulfi Andayani,Tigor Hamonangan Nasution,Rahmi M Sari +5 more
TL;DR: In this paper, a study was conducted at a fertilizer company in Sumatra, where companies that produce fertilizers in large quantities to meet the needs of consumers cannot be separated from issues related to the performance/effectiveness of the machinery and equipment.