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Open AccessArticle
9 Pages, 1,647 KB Download PDF

Optimized Design of PM Halbach Array Linear Generator for Sea Wave Energy Converters Operate at Maximum Power Transfer

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 440–448, 2019; DOI: 10.25046/aj040453
Abstract:

This paper proposes Halbach array PM linear generators for direct conversion of ocean or sea wave energy. This generator is proposed to be directly coupled to a reciprocating wave energy system which may be a valued alternative for pneumatic and hydraulic systems. In this research, air-cored permanent magnet PM linear generator has been optimally designed…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Ocean Engineering (EOC))
Open AccessArticle
9 Pages, 1,134 KB Download PDF

Effectiveness and Comparison of Digital Substations Over Conventional Substations

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 431–439, 2019; DOI: 10.25046/aj040452
Abstract:

The entire electrical system is changing at an abrupt speed since its beginning. With the rapid advance of renewable energies (which are constantly subject to fluctuations), the electricity generation is distributed to countless locations. The traditional model of the unidirectional flow of electricity is leaning towards multidirectional flows. This situation needs significant changes in the…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Electrical Engineering (ELE))
Open AccessArticle
14 Pages, 2,562 KB Download PDF

Evaluation of the Effects of Bidding Strategy with Customized Pricing on the Individual Prosumer in a Local Energy Market

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 366–379, 2019; DOI: 10.25046/aj040445
Abstract:

Peer-to-peer (P2P) energy trading is a mechanism that allows people to share locally the energy they have generated from distributed renewable resources (DER), to generate profit form the unused resources and to reduce the cost for electricity for the household and in the community itself. This calls for the design of new energy markets, accompanied…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 4,180 KB Download PDF

Hidden Surface Removal for Interaction between Hand and Virtual Objects in Augmented Reality

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 359–365, 2019; DOI: 10.25046/aj040444
Abstract:

Recently, augmented reality (AR) technology has been applied to the inter- action technology between human and virtual objects. In AR interaction technology, it is necessary for users to be able to manipulate virtual objects intuitively. Thus, we focus on manipulating virtual objects directly with the user’s bare hands in this study. On the other hand,…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
12 Pages, 264 KB Download PDF

Using Privacy Enhancing and Fine-Grained Access Controlled eKYC to implement Privacy Aware eSign

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 347–358, 2019; DOI: 10.25046/aj040443
Abstract:

eSign is an online electronic signature service which is recently gaining more prominence in India. eSign is based on two online services from UIDAI, viz. a viz., Aadhaar based authentication and retrieval of resident’s eKYC information after taking his/her consent. With increased adoption of Aadhaar based services, privacy of user data has become more and…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
5 Pages, 695 KB Download PDF

Long-term Traffic Flow Forecasting Based on an Artificial Neural Network

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 323–327, 2019; DOI: 10.25046/aj040441
Abstract:

There is no doubt that a good knowledge of traffic demand has a direct impact on improving traffic management. Road traffic is strongly correlated with many factors such as day of week, time of day, season and holidays which make it suitable for prediction. In this paper, we develop a neural network model for hourly…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 908 KB Download PDF

Investigating The Detection of Intention Signal During Different Exercise Protocols in Robot-Assisted Hand Movement of Stroke Patients and Healthy Subjects Using EEG-BCI System

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 300–307, 2019; DOI: 10.25046/aj040438
Abstract:

Improving the hand motor skills in post-stroke patients through rehabilitation based on movement intention derived signals from the brain in conjunction with robot-assistive technologies are explored. The experimental work is conducted using Electroencephalogram based Brain-Computer Interface (EEG-BCI) system and the AMADEO hand rehabilitation robotic device. Two protocols using visual-cues and then using a 2-Dimensional (2D)…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Biomedical Engineering (EBI))
Open AccessArticle
9 Pages, 1,450 KB Download PDF

Localization of Emerging Leakages in Water Distribution Systems: A Complex Networks Approach

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 276–284, 2019; DOI: 10.25046/aj040435
Abstract:

Water distribution networks are infrastructural systems designed for providing potable water to consumers. In these last decades, the importance of assessing and identifying emerging leakages has become a primary issue, because of the high level of water loss characterizing such systems worldwide. In this paper, a new approach aimed at the prompt localization of leakages…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Water Resources (WRS))
Open AccessArticle
9 Pages, 737 KB Download PDF

Event Monitoring using Distributed Pattern Recognition Approach on Integrated IoT-Blockchain Network

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 256–264, 2019; DOI: 10.25046/aj040432
Abstract:

With the advancement in the field of Internet-of-Things (IoT), event monitoring applications have rapidly evolved from a simple event data acquisition towards predictive event analytics involving multi-sensory data aggregation in a distributed environment. Existing event monitoring schemes are mainly relying on ine_cient centralized processing mechanism, which may lead to the common single-point of failure for…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 1,813 KB Download PDF

Optical Braille Recognition Software Prototype for the Sinhala Language

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 221–229, 2019; DOI: 10.25046/aj040427
Abstract:

Braille system is purposely made for visually impaired people, to support their literal communication in order to share their knowledge. Louis Braille introduced the braille system consists of series dots which are embossed to read by touching. Early days Braille papers are made manually, but at current days braille documents are made using machines. Due…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 610 KB Download PDF

Providing Underlying Process Mining in Gamified Applications – An Intelligent Knowledge Tool for Analyzing Game Player’s Actions

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 212–220, 2019; DOI: 10.25046/aj040426
Abstract:

This work deals with the issue of understanding a user’s behaviour as this is expressed via a gamified application. The notion of ontologies and the association of concepts in relevance to decisions that have to be made is used. The current work introduces a new process-based approach, based on collected large log files and associations…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
9 Pages, 1,039 KB Download PDF

Dysphoria Detection using EEG Signals

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 197–205, 2019; DOI: 10.25046/aj040424
Abstract:

Dysphoria is a state faced when one experienced disappointment. If it is not handled properly, dysphoria may trigger acute stress, anxiety and depression. Typically, the individual who experienced dysphoria are in-denial because dysphoria is always being associated with negative connotations such as incompetency to handle pressure, weak personality and lack of will power. To date,…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Psychiatry (PSY))
Open AccessArticle
8 Pages, 954 KB Download PDF

Smart Meter Data Analysis for Electricity Theft Detection using Neural Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 161–168, 2019; DOI: 10.25046/aj040420
Abstract:

The major problem in electric utility is Electrical Theft, which is harmful to electric power suppliers and causes economic loss. Detecting and controlling electrical theft is a challenging task that involves several aspects like economic, social, regional, managerial, political, infrastructural, literacy rate, etc. Numerous methods were proposed formerly for detecting electricity theft. However, the previous…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Electronic Engineering (EEE))
Open AccessArticle
5 Pages, 1,183 KB Download PDF

Experimental Evaluation of Transmission between Two XBee Modules Using Radio-over-Fiber Technique

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 128–132, 2019; DOI: 10.25046/aj040415
Abstract:

An experimental transmission between two XBee modules using Radio over Fiber technique is demonstrated. Data issued from an XBee module coded on a wireless microwave carrier at 2.44GHz is transmitted through an optical link of 25.24 km. The optical transmission is based on an external modulation scheme over a dispersive channel. Frequency response of the…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Optics (OPT))
Open AccessArticle
21 Pages, 2,883 KB Download PDF

Intelligent Foundations for Knowledge Based Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 73–93, 2019; DOI: 10.25046/aj040410
Abstract:

Knowledge Based Systems play a very important role, within Healthcare, with a primary goal of supporting a high quality service at an optimal cost. A widely accepted knowledge acquisition technique is through the use of Business Rules in a natural language like format. As clinical terminology is centric to HealthCare, a large percentage of these…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 1,214 KB Download PDF

Performance Analysis of Thyristors Switched Capacitors used for Reactive Power Compensation of Induction Motor

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 58–64, 2019; DOI: 10.25046/aj040408
Abstract:

This paper analyzes the process of reactive power compensation using thyristors switched capacitors TSC topology based on multiterminal switch during the starting of induction motor. The paper explains the control principle of this TSC topology which depends on the multiterminal switch. To actively track the required reactive power for the dynamic load and to perfectly…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Electrical Engineering (ELE))
Open AccessArticle
13 Pages, 1,626 KB Download PDF

Career Recommendation System for Scientific Students Based on Ontologies

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 29–41, 2019; DOI: 10.25046/aj040404
Abstract:

Students are usually unaware of their own skills. They choose to follow the trend, rather than the proper pathway. Which negatively a_ects the professional sector, and the development of the country. Orienting students, and guiding them would o_er considerable benefits. Building the appropriate student’s profiles is the golden key for an accurate orientation. To do…

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(This article belongs to Section Multidisciplinary Engineering (EMU))
Open AccessArticle
8 Pages, 1,115 KB Download PDF

Emulation of Bio-Inspired Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 21–28, 2019; DOI: 10.25046/aj040403
Abstract:

The paper deals with hardware emulation of bio-inspired devices and nonlinear dynamic processes of complex nature by means of mixed-mode analog-digital emulators. The discretized state model of the emulated system serves for real-time calculation of dependent quantities. In contrast to input-output emulation known in control systems, the proposed approach emulates the ports of an electrical…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Radiology (RIO))
Open AccessArticle
11 Pages, 603 KB Download PDF

Development of Tactile Display and an Efficient Approach to Enhance Perceptual Analysis in Rehabilitation

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 01–11, 2019; DOI: 10.25046/aj040401
Abstract:

Tactile displays are widely used in the rehabilitation and education of blind persons, as it is one of the media of communication amongst them. Tactile display performance is measured in terms of accuracy in presenting pattern, accuracy in identification, recognition and reading time of presented pattern. However, it has had meager attention from researchers. This…

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(This article belongs to Section Electronic Engineering (EEE))
Open AccessArticle
18 Pages, 2,130 KB Download PDF

A Support Vector Machine Cost Function in Simulated Annealing for Network Intrusion Detection

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 260–277, 2019; DOI: 10.25046/aj040334
Abstract:

This paper proposes a computationally intelligent algorithm for extracting relevant features from a training set. An optimal subset of features is extracted from training examples of network intrusion datasets. The Support Vector Machine (SVM) algorithm is used as the cost function within the thermal equilibrium loop of the Simulated Annealing (SA) algorithm. The proposed fusion…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 977 KB Download PDF

Sentiment Analysis on Twitter for Predicting Stock Exchange Movement

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 244–250, 2019; DOI: 10.25046/aj040332
Abstract:

This paper is proposed to build a model by applying two methods, namely support vector machine and nonnegative matrix factorization in the process of predicting stock market movement using twitter and historical data. The stock exchange is based on the LQ 45 stock with period from August 2018 – January 2019. The features consist of…

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(This article belongs to Section Cybernetics in Computer Science (CCY))
Open AccessArticle
7 Pages, 1,654 KB Download PDF

Brain-inspired IoT Controlled Walking Robot – Big-Foot

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 220–226, 2019; DOI: 10.25046/aj040329
Abstract:

This work presents the development of an original idea for a walking robot with a minimum number of motors, simple construction and a control system based on the brain bioelectrical activities. Described are geometric and kinematic dependencies related to the robot movement, as well as brain-inspired IoT control method. Various aspects are discussed for improving…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Biomedical Engineering (EBI))
Open AccessArticle
13 Pages, 1,696 KB Download PDF

Study of Performance of Bio- Inspired Strategies Applied to Pursuit Evasion Game Under Feedback Laws

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 207–219, 2019; DOI: 10.25046/aj040328
Abstract:

Pursuit Evasion Game (PEG) is an abstract model of various significant problems that appear in both civil and military applications. Bio- Inspired strategies are found to be very useful in studying the PEG. While optimal response to the pursuit strategies are available using geometric control theory, it is shown in this paper that application of…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Automation & Control Systems (ACS))
Open AccessArticle
7 Pages, 1,680 KB Download PDF

Quantitative Traffic Congestion Analysis Approach in Ahmedabad

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 183–189, 2019; DOI: 10.25046/aj040324
Abstract:

This study is the extension of the previous study about “Traffic Service Quantitative Analysis Method under Developing Country” in 2018 International Conference on Advances in Computing, Communications and Informatics (ICACCI). In the previous study, it is introduced how to make quantitative calculation for traffic congestion by traffic parameters and its characteristics curve such as traffic…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Transportation Science & Technology (TST))
Open AccessArticle
8 Pages, 1,396 KB Download PDF

Linearity Improvement of VCSELs based Radio over Fiber Systems utilizing Digital Predistortion

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 156–163, 2019; DOI: 10.25046/aj040321
Abstract:

The article proposes a Digital Predistortion (DPD) methodology that substantially meliorates the linearity of limited range Mobile Front Haul links for the extant Long-Term Evolution (LTE) and future (5G) networks. Specifically, the DPD is employed to Radio over Fiber links that contrive of Vertical Cavity Surface Emitting Lasers (VCSELs) working at 850 nm. Both, Memory…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Optics (OPT))
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