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Open AccessArticle
6 Pages, 973 KB Download PDF

Sentiment Analysis on Utilizing Online Transportation of Indonesian Customers Using Tweets in the Normal Era and the Pandemic Covid-19 Era with Support Vector Machine

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 389–394, 2020; DOI: 10.25046/aj050549
Abstract:

Online transportation in Indonesia is a new trend of transportation that is currently used among the lower to upper society. The change in behavior began in 2011 and is growing to this day, The comments that are growing on social media are very important for the online transportation company the negative comments lower the level…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
6 Pages, 831 KB Download PDF

Modelling and Simulation of Reduce Harmonic Distortion in Non-linear Loads

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 364–369, 2020; DOI: 10.25046/aj050545
Abstract:

Harmonic distortion is a problem that can be caused by the use of power electronic devices. The effect of harmonics has an impact on changes in the input voltage source waveform which is referred to as wave defects. This incident has an impact on electronic faults and overheating of the power transformer coil as a…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 751 KB Download PDF

Component of Trust for Developing Crowdwork System: A Systematic Literature Review

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 356–363, 2020; DOI: 10.25046/aj050544
Abstract:

Crowdwork is a system that brings job providers and crowdworkers in a portal. Nowadays, many companies are turning to freelancing rather than hiring full-time employees. In addition, the workers have also switched to working as freelancers. New problems also arise in the crowdwork system. Trust is one of the main issues that arise in the…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
6 Pages, 1,332 KB Download PDF

Implementation of a Levitation System for the Visualization of the Magnetic Phenomenon

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 302–307, 2020; DOI: 10.25046/aj050538
Abstract:

The phenomenon of magnetic fields is affected depending on the polarity, the positive and negative poles will give a response of attraction and repulsion that can be easily observed. Being also important as an educational element where the theory materializes and is observed, which enriches all science. The objective of this work is to create…

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(This article belongs to Section Applied Physics (PAP))
Open AccessArticle
7 Pages, 1,272 KB Download PDF

Arduino-Compatible Modular Kit Design and Implementation for Programming Education

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 295–301, 2020; DOI: 10.25046/aj050537
Abstract:

To cultivate creative talent, ways to learn creative problem-solving skills is needed, and one of them is programming. Arduino is a well-known tool used for programming education and the usefulness has been demonstrated in various case studies. However, there are several problems in existing Arduino-compatible kits as education tools, including the need for understanding hardware…

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(This article belongs to Section Hardware & Architecture in Computer Science (CHA))
Open AccessArticle
7 Pages, 911 KB Download PDF

A Novel Demand Side Management by Minimizing Cost Deviation

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 262–268, 2020; DOI: 10.25046/aj050532
Abstract:

In the recent times power shortage has been a major setback to deal for the effective operation of power systems. Bridging the gap between generation and demand is known as Demand Side Management (DSM). For an effective DSM strategy to be implemented, it is crucial that both utility and customers be involved. By DSM, the…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Electrical Engineering (ELE))
Open AccessArticle
13 Pages, 6,371 KB Download PDF

Applicability of Generalized Metropolis-Hastings Algorithm to Estimating Aggregate Functions in Wireless Sensor Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 224–236, 2020; DOI: 10.25046/aj050528
Abstract:

Over the last decades, numerous distributed consensus-based algorithms have found a wide application as a complementary mechanism for data aggregation in wireless sensor networks. In this paper, we provide an analysis of the generalized Metropolis-Hastings algorithm for data aggregation with a fully-distributed stopping criterion. The goal of the implemented stopping criterion is to effectively bound…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Network Engineering (ENW))
Open AccessArticle
17 Pages, 1,074 KB Download PDF

Detailed Security Evaluation of ARANz, ARAN and AODV Protocols

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 176–192, 2020; DOI: 10.25046/aj050523
Abstract:

Ad-Hoc networks are self-organized wireless networks. Finding a secure and efficient route leading from a specific source node to an intended destination node is one of the serious concerns in mobile Ad-Hoc networks. ARANz is one of the significant protocols that has been proposed for such networks. ARANz implements the authentication methods used with the…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
13 Pages, 4,219 KB Download PDF

Four-Dimensional Sparse Data Structures for Representing Text Data

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 154–166, 2020; DOI: 10.25046/aj050521
Abstract:

This paper focuses on a string encoding algorithm, which produces sparse distributed representations of text data. A characteristic feature of the algorithm described here, is that it works without tokenizing the text and can avoid other data preparation steps, such as stemming and lemmatization. The text can be of arbitrary size, whether it is a…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
5 Pages, 1,234 KB Download PDF

A User-Item Collaborative Filtering System to Predict Online Learning Outcome

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 117–121, 2020; DOI: 10.25046/aj050516
Abstract:

Education has seen the rapid development of online learning. Many researchers have conducted studies on the use of recommendation systems in online learning. However, until now, several similar studies still focus on the accuracy of the prediction results. Various obstacles were encountered related to changes in the face to face learning process into online learning.…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
6 Pages, 1,040 KB Download PDF

Spatial Multi-Layer Perceptron Model for Predicting Dengue Fever Outbreaks in Surabaya

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 103–108, 2020; DOI: 10.25046/aj050514
Abstract:

Dengue fever (DF) is a tropical disease spread by mosquitoes of the Aedes type. Therefore, a DF outbreak needs to be predicted to minimize the spread and death caused by it. The spread of dengue fever is a spatial problem. In this paper, we adopted the Multi Linear Perceptron (MLP) to solve the spatial problem,…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Immunology (IMN))
Open AccessArticle
9 Pages, 1,455 KB Download PDF

Transient Analysis of a Line-Start Synchronous Reluctance Motor with Symmetrical Distributed Brass Rotor Bars

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 94–102, 2020; DOI: 10.25046/aj050513
Abstract:

In this paper, the performance evaluation of a line-start three-phase Synchronous Reluctance Motor (SynRM) with symmetrical distributed brass rotor bars is presented. The machine, which has been designed from a conventional three-phase induction motor (IM) NEMA frame stator is proposed as an alternative to a squirrel cage induction motor (SCIM). The 2D Finite Element Analysis…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Electrical Engineering (ELE))
Open AccessArticle
14 Pages, 1,405 KB Download PDF

Method of Modelling Prices for R&D Products in the Case of their Transfer from Engineering Universities to the Business

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 80–93, 2020; DOI: 10.25046/aj050512
Abstract:

Global changes caused by the IV Industrial revolution and globalization processes resulted in a redistribution of roles of participants in innovative infrastructures of countries. Universities are leading both in terms of generating R&D products and in terms of developing business activities. Now there is a problem of insufficient methodological support of technological universities for pricing…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Engineering Management (EMM))
Open AccessArticle
6 Pages, 451 KB Download PDF

Fast Stream Cipher based Chaos Neural Network for Data Security in CAN Bus

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 63–68, 2020; DOI: 10.25046/aj050509
Abstract:

Vehicle systems are controlled by embedded electronic devices called electronic control units (ECUs). These ECUs are connected together with network protocols. The Controller Area Network (CAN) protocol is widely implemented due to its high fault tolerance. However, the CAN is a serial broadcast bus, and it has no protection against security threats. In this paper,…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 742 KB Download PDF

Analysis of Security-Reliability Trade-off for Multi-hop Cognitive Relaying Protocol with TAS/SC Technique

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 54–62, 2020; DOI: 10.25046/aj050508
Abstract:

This paper studies a trade-off between security (intercept probability (IP)) and reliability (outage probability (OP)) for a multi-hop decode-and-forward (DF) relaying protocol in an underlay cognitive radio network, in presence of a multi-antenna eavesdropper. In the considered protocol, all primary and secondary terminals are equipped with multiple antennas, and they employ transmit antenna selection (TAS)…

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(This article belongs to Section Telecommunications (TEL))
Open AccessArticle
10 Pages, 1,118 KB Download PDF

Criteria to Implement a Supervision System in the Petroleum Industry: A Case Study in a Terminal Storage Facility

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 29–38, 2020; DOI: 10.25046/aj050505
Abstract:

A liquid petroleum storage facility (Terminal), is a platform used to store petroleum products. Terminals plays a strategic role on the oil and gas supply chain. There are three types of terminals: a fully automated terminal, a partially automated terminal and a fully manual terminal. To increase their efficiency and safety in a very competitive…

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(This article belongs to Section Petroleum Engineering (EPT))
Open AccessArticle
10 Pages, 1,095 KB Download PDF

Mitigating Congestion in Restructured Power System using FACTS Allocation by Sensitivity Factors and Parameter Optimized by GWO

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 01–10, 2020; DOI: 10.25046/aj050501
Abstract:

In modern deregulated power industry, private sector has invested a lot to supply for extended power demand using the preexisting power system framework. This resulted into increased loading of transmission lines which has to work now to hit their thermal limits. The overloading of transmission line resulted in congestion and hence increase in loss of…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 805 KB Download PDF

Design of Aerial Panoramic Photography: Contrast between Industrialized and Natural Zones

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 849–856, 2020; DOI: 10.25046/aj050499
Abstract:

This study utilized aerial panoramic photography and 3D virtual reality to demonstrate the environmental changing issues. Environmental problems have occurred in the surroundings for a long time, but the public has gradually become numb. The wide view through aerial photography helps to show the difference. The proposed self-assembled drone equipped with an antishock bracket containing…

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(This article belongs to Section Environmental Engineering (EEV))
Open AccessArticle
17 Pages, 1,547 KB Download PDF

Fine Tuning the Performance of Parallel Codes

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 824–840, 2020; DOI: 10.25046/aj050497
Abstract:

We propose a multilevel method to speed highly optimized parallel codes whose runtime increases faster than their workload. This method requires the ability to solve large in- stances by decomposing them into smaller instances. Using a simple parallel computing model, we derive a mathematical model that predicts whether or not our method can im- prove…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 1,452 KB Download PDF

Performance Analysis of Grid-Connected PV Rooftop, at Sakon Nakhon Province, Thailand

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 816–823, 2020; DOI: 10.25046/aj050496
Abstract:

The performance ratio (PR) based on IEC 61724 standard is calculated under the influence of seasonal variations and the capability of the system. On the other hand, The National Renewable Energy Laboratory (NREL) of the U.S. Department of Energy proposed the weather-corrected performance ratio (PRcorr). This PRcorr index calculates the performance of the PV system…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Energy & Fuels (ENF))
Open AccessArticle
7 Pages, 680 KB Download PDF

Ethics as a Motivation Indicator in Second Language Vocational Digital Teaching

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 776–782, 2020; DOI: 10.25046/aj050492
Abstract:

The non-selective second language course at vocational colleges and universities makes teachers strive at fostering students’ motivation to learn by choosing from a variety of enhancing factors. Teacher’s personality and skills if they comply with pedagogical ethics are considered to be inspiring for students to learn. The aim of this piloting study was to collect…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 1,108 KB Download PDF

Design and Implementation of a PLC Trainer Workstation

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 755–761, 2020; DOI: 10.25046/aj050489
Abstract:

The Programmable Logic Controller (PLC) is an important component for industrial automatic engineering operation. Hence, the need to comprehend its basis of operation becomes an inevitable task. Some of the problems is industrial PLC is an expensive, pre-built hardware kit, acquisition of programming software and its requisite programming competence is a challenge. Thus, this paper…

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(This article belongs to Section Industrial Engineering (EID))
Open AccessArticle
8 Pages, 986 KB Download PDF

Determination of ERP Readiness Assessment using Agile Parameters: A Case Study

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 733–740, 2020; DOI: 10.25046/aj050487
Abstract:

At present, in the era of digitization the organizations need Enterprise Resource Planning (ERP) systems to have the ability adapt to changes with rapid response in order to increase the competitive advantage. The fact, many companies have failed to implement ERP which is proven to be not go live on time, so that the implementation…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
9 Pages, 2,022 KB Download PDF

Towards Classification of Shrimp Diseases Using Transferred Convolutional Neural Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 724–732, 2020; DOI: 10.25046/aj050486
Abstract:

Vietnam is one of the top 5 largest shrimp exporters globally, and Mekong delta of Vietnam contributes more than 80% of total national production. Along with intensive farming and growing shrimp farming area, diseases are a severe threat to productivity and sustainable development. Timely response to emerging shrimp diseases is critical. Early detection and treatment…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
9 Pages, 327 KB Download PDF

Interpolatory Projection Techniques for H2 Optimal Structure-Preserving Model Order Reduction of Second-Order Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 715–723, 2020; DOI: 10.25046/aj050485
Abstract:

This paper focuses on exploring efficient ways to find H2 optimal Structure-Preserving Model Order Reduction (SPMOR) of the second-order systems via interpolatory projection-based method Iterative Rational Krylov Algorithm (IRKA). To get the reduced models of the second- order systems, the classical IRKA deals with the equivalent first-order converted forms and estimates the first-order reduced models.…

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(This article belongs to Section Automation & Control Systems (ACS))
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