Browse Items (67 total)
- Collection: Vol. 18, No. 6 2020
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TELKOMNIKA Telecommunication, Computing, Electronics and Control
Improved fuzzy c-means algorithm based on a novel mechanism for the formation of balanced clusters in WSNs
The clustering approach is considered as a vital method for many fields such as machine learning, pattern recognition, image processing, information retrieval, data compression, computer graphics, and others. Similarly, it has great significance in…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Factors influencing the success of information systems in flood early warning and response systems context
Flash flood is a natural disaster that often occurs after heavy rain, and it is getting more common nowadays. The flood early warning and response system (FEWRS) can be installed to minimize the level of damage and the number of casualties due to…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Comparative analysis of PID and neural network controllers for improving starting torque of wound rotor induction motor
Unlike 3-phase squirrel cage induction motor, starting-up of 3-phase wound rotor counterpart can be improved by adding an external resistance to the rotor circuit. Thus, leads to reduce starting current and increase starting torque. In this paper two…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Strategies for use, treatment, management and final disposition of wastes in academic laboratories
Laboratory higher education institutions can generate a wide range of wastes, many of which have hazardous characteristics. The uncontrolled accumulation of such wastes also has a significant impact on the environment, safety and health of the…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
An efficient IoT based biomedical health monitoring and diagnosing system using myRIO
With the growing and aging population, patient auto monitoring systems are becoming more popular. Smart sensors linked with the internet of things (IoT) make patients' auto monitoring system possible. Nowadays myRIO with LabVIEW is more popular for…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
The quality of image encryption techniques by reasoned logic
One form of data is digital images, because of their widespread of frequent exchange over the Internet it is necessary to preserve the security and privacy of the images transmitted. There are many image encryption techniques that have different…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
The application of green YF3:Er3+,Yb3+ and red MgSr3Si2O8:Eu2+,Mn2+ layers to remote phosphor LED
White light-emitting diodes (WLEDs) with quantum dots (QDs) and phosphor have pulled in huge consideration because of their incredible shading rendering capacity. In the bundling procedure, a QDs film and a phosphor silicone layer will in general be…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Improving optical properties of remote phosphor LED using green Y2O3:Ho3+ and red Mg4(F)(Ge, Sn)O6:Mn2+ layers
The lighting device that employs diodes to create white light (WLEDs) with quantum dots (QDs) and phosphor layers is a promising lighting method that is increasingly used in many fields on account of the remarkable color expressing ability. The QDs…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Acquiring higher lumen efficacy and color rendering index with green NaYF4:Er3+Yb3+ and red α-SrO·3B2O3:Sm2+ layers for designing remote phosphor LED
Lighting devices that apply diodes to create white light-emitting diodes
(WLEDs) can achieve remarkable results in color quality, especially those
containing quantum dots (QDs) and phosphor. The technique to create an appropriate package is…
(WLEDs) can achieve remarkable results in color quality, especially those
containing quantum dots (QDs) and phosphor. The technique to create an appropriate package is…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
A new block cipher for image encryption based on multi chaotic systems
In this paper, a new algorithm for image encryption is proposed based on three chaotic systems which are Chen system, logistic map and two-dimensional (2D) Arnold cat map. First, a permutation scheme is applied to the image, and then shuffled image…