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Open AccessArticle
11 Pages, 1,022 KB Download PDF

Behavioral Analysis of Bitcoin Users on Illegal Transactions

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 402–412, 2019; DOI: 10.25046/aj040250
Abstract:

Bitcoin is a popular crypto currency that is used as a mode of investment and a medium for trading goods and services. Anonymity, security and decentralization are significant features of Bitcoin. This creates several opportunities for criminals to involve in illegal and fraudulent activities. This research study aimed to automate the process of gaining the…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
10 Pages, 827 KB Download PDF

A Critical Analysis of Topics in Software Architecture and Design

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 211–220, 2019; DOI: 10.25046/aj040228
Abstract:

Software architecture and design is an important component in the software engineering field. This aspect of software engineering covers the functional and non-functional requirements of any system being proposed to be developed, while software architecture deals with non-functional requirements, software design entails the functional requirements. The objective of this paper is to critically analyze current…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Software Engineering in Computer Science (CSE))
Open AccessArticle
6 Pages, 761 KB Download PDF

Sentiment Analysis of Regional Head Candidate’s Electability from the National Mass Media Perspective Using the Text Mining Algorithm

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 134–139, 2019; DOI: 10.25046/aj040218
Abstract:

Mass media plays an important role in leading public opinion, including in the election of regional head candidates. The tendency of mass media coverage can be used as a parameter to measure the strength of each regional head candidate. To analyze the tendency of media opinion, sentiment analysis is needed. In this study, text mining…

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(This article belongs to Section Interdisciplinary Applications of Mathematics (MIA))
Open AccessArticle
5 Pages, 1,597 KB Download PDF

Design and Analysis of 32-bit Parallel Prefix Adders for Low Power VLSI Applications

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 102–106, 2019; DOI: 10.25046/aj040213
Abstract:

The basic processes like addition, subtraction can be done using various types of binary adders with dissimilar addition times (delay), area and power consumption in any digital processing applications. To minimize the Power Delay Product (PDP) of Digital Signal Processing (DSP) processors is necessary for high performance in Very Large Scale Integration (VLSI) applications. In…

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(This article belongs to Section Electronic Engineering (EEE))
Open AccessArticle
9 Pages, 855 KB Download PDF

Analysis of Garri Frying Machine Manufacturing in Nigeria: Design Innovation

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 403–411, 2018; DOI: 10.25046/aj030648
Abstract:

Production of garri (edible processed and granulated form of cassava) and sustaining the production process has become so laborious, time consuming, and predisposes one to some form of danger, especially as it concerns the hot fire that one is disposed to during the process. In west African tradition, where this garri serves as one of…

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(This article belongs to Section Manufacturing Engineering (EMF))
Open AccessArticle
8 Pages, 910 KB Download PDF

Probabilistic Method for Anomalies Detection Based on the Analysis of Cyber Parameters in a Group of Mobile Robots

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 281–288, 2018; DOI: 10.25046/aj030636
Abstract:

This article is devoted to the issues of ensuring the security of a group of mobile robots in the implementation of attacks aimed at the property of accessibility of information and the availability of network nodes. The article presents a method for detecting an abnormal behavior of a network node based on the analysis by…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
5 Pages, 588 KB Download PDF

Prospects of Wind Energy Injection in the Brazilian National Interconnected System and Impacts Analysis Through a Quasi-Steady Power Flow

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 185–189, 2018; DOI: 10.25046/aj030624
Abstract:

There is no doubt that the wind was the renewable source of energy that had the most significant growth during the last five years, and more importantly, the wind power source in Brazil has always been the cheapest and most competitive of all the others, so it is worth saying that wind have never been…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
4 Pages, 567 KB Download PDF

Analysis Refactoring with Tools

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 140–143, 2018; DOI: 10.25046/aj030617
Abstract:

The drive for this report is to inaugurate the innumerable techniques espoused by the refactoring tools in coding development. The software product is a very complex and time-consuming process of development. Difficulty understanding and maintaining poorly designed software systems Software maintenance can take up to 50% of total development costs for software production. As a…

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(This article belongs to Section Software Engineering in Computer Science (CSE))
Open AccessArticle
6 Pages, 947 KB Download PDF

Analysis and Methods on The Framework and Security Issues for Connected Vehicle Cloud

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 105–110, 2018; DOI: 10.25046/aj030611
Abstract:

In the world today, the rapid development of the Internet of Things (IoT) and the application of the Connected Vehicle Cloud (CVC) as the Internet of Things in the intelligent transportation are becoming widespread. They can improve people’s safety, vehicle security as well as reduce the cost of ownership of an automobile. At the same…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
4 Pages, 1,336 KB Download PDF

Difference in Speech Analysis Results by Coding

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 488–491, 2018; DOI: 10.25046/aj030555
Abstract:

Mental health disorder is becoming a social problem, and there is a need for technology that can easily check for states of stress and depression as a countermeasure. Conventional methods of diagnostic support and screening include self-administered psychological tests and use of biomarkers. However, there are problems such as burden on subjects, examination costs, dedicated…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Acoustics (ACO))
Open AccessArticle
4 Pages, 585 KB Download PDF

Analysis of Drain Current Transient Response of Gate Pulse Voltage in AlGaN / GaN High Electron Mobility Transistors

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 216–219, 2018; DOI: 10.25046/aj030526
Abstract:

Recently, several studies focus on a GaN material system that exhibits a significant probability of use in power devices including wide-gap semiconductors. However, the GaN-HEMT is also a structure that easily leads to crystal defects in AlGaN and i-GaN heterojunction. The aim of the study involved investigating the cause of the current collapse in GaN-HEMT…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Electronic Engineering (EEE))
Open AccessArticle
4 Pages, 717 KB Download PDF

An Electroencephalogram Analysis Method to Detect Preference Patterns Using Gray Association Degrees and Support Vector Machines

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 105–108, 2018; DOI: 10.25046/aj030514
Abstract:

This paper introduces an electroencephalogram (EEG) analysis method to detect preferences for particular sounds. Our study aims to create novel brain–computer interfaces (BMIs) to control human mental (NBMICM), which are used to detect human mental conditions i.e., preferences, thinking, and consciousness, choose stimuli to control these mental conditions, and evaluate these choices. It is important…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
12 Pages, 965 KB Download PDF

Using of the Flipped Classroom Learning with a Workshop Activity in Object-oriented Analysis and Design Course

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 52–63, 2018; DOI: 10.25046/aj030508
Abstract:

A lot of research reported that the active learning, especially the flipped classroom learning has higher performance than the lecture-based learning called the traditional learning. Therefore, this research is experimented on the object-oriented analysis and design course. The objectives are to try the flipped classroom learning with the workshop activity in order to analyze learners’…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
10 Pages, 902 KB Download PDF

Harmonic Sensitivity Analysis of Power System with Wind Power

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 6–15, 2018; DOI: 10.25046/aj030502
Abstract:

As the contribution from renewable energy sources increase, the power quality degradation has become a challenge for the power system operator. There are major two factors causing power quality deterioration. First is the current harmonic generation by the power electronic converters used in renewable energy sources, and second is the magnification of harmonic voltage due…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Electrical Engineering (ELE))
Open AccessArticle
9 Pages, 1,480 KB Download PDF

Amplitude-Frequency Analysis of Emotional Speech Using Transfer Learning and Classification of Spectrogram Images

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 4, Page # 363–371, 2018; DOI: 10.25046/aj030437
Abstract:

Automatic speech emotion recognition (SER) techniques based on acoustic analysis show high confusion between certain emotional categories. This study used an indirect approach to provide insights into the amplitude-frequency characteristics of different emotions in order to support the development of future, more efficiently differentiating SER methods. The analysis was carried out by transforming short 1-second…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 987 KB Download PDF

Zebrafish Larvae Classification based on Decision Tree Model: A Comparative Analysis

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 4, Page # 347–353, 2018; DOI: 10.25046/aj030435
Abstract:

Screening the abnormal development of the zebrafish embryos before and after being hatched for a large number of samples is always carried out manually. The manual process is presented as a tedious work and low-throughput. The single female fish produce hundreds of eggs in every single mating process, the samples of the zebrafish embryos should…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Biomedical Engineering (EBI))
Open AccessArticle
9 Pages, 546 KB Download PDF

A Comparative Analysis of two Controllers for Trajectory Tracking Control: Application to a Biological Process

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 4, Page # 318–326, 2018; DOI: 10.25046/aj030432
Abstract:

The aim of the present work is to guarantee the trajectory tracking of a nonlinear biological process and compare two control approaches. The main objective of this work is to elaborate a fuzzy model and build a fuzzy controllers for a biological process by using the fuzzy Takagi-Sugeno. Two controllers are synthesized, the parallel distributed…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Automation & Control Systems (ACS))
Open AccessArticle
6 Pages, 810 KB Download PDF

Textural Analysis of Pap Smears Images for k-NN and SVM Based Cervical Cancer Classification System

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 4, Page # 218–223, 2018; DOI: 10.25046/aj030420
Abstract:

Early detection and treatment of cervical cancer is crucial to patients’ recovery with a reported success rate of nearly 100%. Presently, Pap smear test which is a visual inspection of cells collected from the ectocervix is the screening tool mainly used in cancer prevention programs. The Pap smear is relatively easy to handle however, it…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
12 Pages, 1,665 KB Download PDF

Towards Process Standardization for Requirements Analysis of Agent-Based Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 3, Page # 80–91, 2018; DOI: 10.25046/aj030311
Abstract:

The development of agent-based systems is negatively impacted by the lack of process standardization across the major development phases, such as the requirements analysis phase. This issue creates a key barrier for agent technology stockholders regarding comprehending and analyzing complexity associated with these systems specifications. Instead, such fundamental low-level infrastructure is loosely attended to in…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Software Engineering in Computer Science (CSE))
Open AccessArticle
5 Pages, 703 KB Download PDF

Performance Analysis of NLMS Channel Estimation for AMC-COFDM System

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 190–194, 2018; DOI: 10.25046/aj030222
Abstract:

In this paper we focus on the adaptive modulation and coding (AMC) techniques, makes use of the channel state information (CSI) to improve the spectral efficiency (SE) in wireless communication systems. To achieve higher data rates and lower bit error rate (BER’s) channel coding can be carried out in OFDM, called COFDM. The NLMS channel…

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(This article belongs to Section Telecommunications (TEL))
Open AccessArticle
6 Pages, 795 KB Download PDF

Predicting Smoking Status Using Machine Learning Algorithms and Statistical Analysis

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 184–189, 2018; DOI: 10.25046/aj030221
Abstract:

Smoking has been proven to negatively affect health in a multitude of ways. As of 2009, smoking has been considered the leading cause of preventable morbidity and mortality in the United States, continuing to plague the country’s overall health. This study aims to investigate the viability and effectiveness of some machine learning algorithms for predicting…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 621 KB Download PDF

An Analysis of K-means Algorithm Based Network Intrusion Detection System

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 496–501, 2018; DOI: 10.25046/aj030160
Abstract:

In this modern age, information technology (IT) plays a role in a number of different fields. And therefore, the role of security is very important to control and assist the flow of activities over the network. Intrusion detection (ID) is a kind of security management system for computers and networks. There are many approaches and…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 1,106 KB Download PDF

Performance Analysis of Regenerative Braking in Permanent Magnet Synchronous Motor Drives

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 460–466, 2018; DOI: 10.25046/aj030156
Abstract:

This paper describes the design and analysis of a regenerative braking system for a permanent magnet synchronous motor (PMSM) drive for electric vehicle (EV) applications. First studied is the principle for electric braking control of a PMSM motor under field-oriented control (FOC). Next, the maximum braking torque in the regeneration mode as well as the…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 791 KB Download PDF

Security Analysis and the Contribution of UPFC for Improving Voltage Stability

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 404–411, 2018; DOI: 10.25046/aj030149
Abstract:

The occurrence of many failures in the power system can lead to power instability and affects the system parameters to go beyond its operating limits. It may lead to obstructing the secure operations and reliability of power systems. Ensuring power system security needs proper actions to be taken for the undesirable contingency. Thus, security analysis…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electrical Engineering (ELE))
Open AccessArticle
10 Pages, 344 KB Download PDF

A Joint Safety and Security Analysis of message protection for CAN bus protocol

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 384–393, 2018; DOI: 10.25046/aj030147
Abstract:

One of the prominent challenges of the automotive-transportation system is represented by the integration of security and safety properties within protocols, applications and connectivity mechanisms. A joint safety/security design can sometimes expose to trade-offs, since their requirements may not match perfectly or even be incompatible. This paper analyses an example of security and safety design,…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Information Systems in Computer Science (CIS))
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