Browse Items (67 total)
- Collection: Vol. 18, No. 3 2020
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TELKOMNIKA Telecommunication, Computing, Electronics and Control
Classification of pneumonia from X-ray images using siamese convolutional network
Pneumonia is one of the highest global causes of deaths especially for children under 5 years old. This happened mainly because of the difficulties in identifying the cause of pneumonia. As a result, the treatment given may not be suitable for each…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Communication between PLC different vendors using OPC server improved with application device
Many industries often use different devices and controllers in automation systems. They all face the same difficulty how to exchange data between all those components. This paper proposed the implementation of OPC Server as software interface on…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Comparison between piezoelectric transformer and electromagnetic transformer used in electronic circuitsv
This paper presents study, modeling and simulation of the piezoelectric
material works as transformer (piezoelectric transformer (PT)) in power
electronic circuits, comparisons are made with the regular transformer
(iron core) works in the same…
material works as transformer (piezoelectric transformer (PT)) in power
electronic circuits, comparisons are made with the regular transformer
(iron core) works in the same…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Comparison of machine learning performance for earthquake prediction in Indonesia using 30 years historical data
Indonesia resides on most earthquake region with more than 100 active volcanoes, and high number of seismic activities per year. In order to reduce the casualty, some method to predict earthquake have been developed to estimate the seismic movement.…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Contour evolution method for precise boundary delineation of medical images
Image segmentation is an important precursor to boundary delineation
of medical images. One of the major challenges in applying automatic image segmentation in medical images is the imperfection in the imaging process which can result in…
of medical images. One of the major challenges in applying automatic image segmentation in medical images is the imperfection in the imaging process which can result in…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Convolutional neural network for maize leaf disease image classification
This article discusses the maize leaf disease image classification.
The experimental images consist of 200 images with 4 classes: healthy,
cercospora, common rust and northern leaf blight. There are 2 steps: feature extraction and classification.…
The experimental images consist of 200 images with 4 classes: healthy,
cercospora, common rust and northern leaf blight. There are 2 steps: feature extraction and classification.…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Deep hypersphere embedding for real-time face recognition
With the advancement of human-computer interaction capabilities of robots, computer vision surveillance systems involving security yields a large impact in the research industry by helping in digitalization of certain security processes. Recognizing…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Design and comprehensive testing a 2.4 GHz antenna for WiFi access point
A small size patch antenna for replacing TP-LINK WA 701 ND access point (AP) internal antena for 2.4 GHz is proposed. Measurements are carried out on AP external antenna to get the basic parameter of the antenna i.e. return loss, bandwidth, radiation…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Design of freeform lens for WLEDs on the fishing boat
In this article, a free secondary lens is designed for an LED fishing/working lamp (LFWL), which is recommended for the purpose of taking the place of a traditional high-intensity discharge (HID) fishing lamp. To serve the lighting needs of fishing…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Design of optimal search engine using text summarization through artificial intelligence techniques
Natural language processing is the trending topic in the latest research areas, which allows the developers to create the human-computer interactions to come into existence. The natural language processing is an integration of artificial…