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Open AccessArticle
8 Pages, 580 KB Download PDF

A Comparison of MIMO Tuning Controller Techniques Applied to Steam Generator

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 3, Page # 7–14, 2018; DOI: 10.25046/aj030302
Abstract:

This work presents a comparison between controller tuning methods for a multivariable steam generator. Controller tuning has a remarkable impact on closed loop performance. Methods selected were Single-Loop Tuning (SLT), Biggest Log Modulus Tuning (BLT), Sequential Return- Difference (SRD) and Structured H(inf) Synthesis (S-H(inf)). Method assessment takes into account set-point tracking, disturbance rejection, tuning effort and…

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(This article belongs to Section Automation & Control Systems (ACS))
Open AccessArticle
10 Pages, 1,048 KB Download PDF

Ontology Modeling of Social Roles of Users in Mobile Computing Environments

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 319–328, 2018; DOI: 10.25046/aj030235
Abstract:

Today, computing devices of various types with wireless interconnections are used for diverse tasks and increasingly in ad hoc manners. It is not always obvious which devices are present, reachable, and connected when users and their devices are mobile. In such mobile computing environment, the number of registered lines on the network via network operators…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
10 Pages, 812 KB Download PDF

A Model for Optimising the Deployment of Cloud-hosted Application Components for Guaranteeing Multitenancy Isolation

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 174–183, 2018; DOI: 10.25046/aj030220
Abstract:

Tenants associated with a cloud-hosted application seek to reduce running costs and minimize resource consumption by sharing components and resources. However, despite the benefits, sharing resources can affect tenant’s access and overall performance if one tenant abruptly experiences a significant workload, particularly if the application fails to accommodate this sudden increase in workload. In cases…

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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
9 Pages, 847 KB Download PDF

Computation of Viability Kernels on Grid Computers for Aircraft Control in Windshear

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 502–510, 2018; DOI: 10.25046/aj030161
Abstract:

This paper is devoted to the analysis of aircraft dynamics in the cruise flight phase under windshear conditions. The study is conducted with reference to a point-mass aircraft model restricted to move in a vertical plane. We formulate the problem as a differential game against the wind disturbances: The first player, autopilot, manages, via additional…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Aerospace Engineering (EAR))
Open AccessArticle
9 Pages, 1,359 KB Download PDF

Innovative Research on the Development of Game-based Tourism Information Services Using Component-based Software Engineering

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 451–459, 2018; DOI: 10.25046/aj030155
Abstract:

In recent years, a number of studies have been conducted exploring the potential of digital tour guides, that is, multimedia components (e.g., 2D graphic, 3D models, and sound effects) that can be integrated into digital storytelling with location-based services. This study uses component-based software engineering to develop the content of game-based tourism information services. The…

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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
5 Pages, 816 KB Download PDF

Simulation and FPGA Implementation of a Ring Oscillator Sensor for Complex System Design

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 317–321, 2018; DOI: 10.25046/aj030138
Abstract:

This paper, presents the design of a temperature sensor based on RO (Ring Oscillator) in order to make a thermal study for the detection and localization of thermal peaks in a complex system. In this work, a simulation and FPGA implementation of a fully digital temperature sensor features a number of exact inverters that can…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electronic Engineering (EEE))
Open AccessArticle
5 Pages, 1,524 KB Download PDF

Applying Machine Learning and High Performance Computing to Water Quality Assessment and Prediction

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 285–289, 2017; DOI: 10.25046/aj020635
Abstract:

Water quality assessment and prediction is a more and more important issue. Traditional ways either take lots of time or they can only do assessments. In this research, by applying machine learning algorithm to a long period time of water attributes’ data; we can generate a decision tree so that it can predict the future…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Environmental Engineering (EEV))
Open AccessArticle
7 Pages, 942 KB Download PDF

Petrov-Galerkin formulation for compressible Euler and Navier-Stokes equations

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 63–69, 2017; DOI: 10.25046/aj020511
Abstract:

The resolution of the Navier-Stokes and Euler equations by the finite element method is the focus of this paper. These equations are solved in conservative form using, as unknown variables, the so-called conservative variables (density, momentum per unit volume and total energy per unit volume). The variational formulation developed is a variant of the Petrov-Galerkin…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
7 Pages, 1,695 KB Download PDF

Comparison of K-Means and Fuzzy C-Means Algorithms on Simplification of 3D Point Cloud Based on Entropy Estimation

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 38–44, 2017; DOI: 10.25046/aj020508
Abstract:

In this article we will present a method simplifying 3D point clouds. This method is based on the Shannon entropy. This technique of simplification is a hybrid technique where we use the notion of clustering and iterative computation. In this paper, our main objective is to apply our method on different clouds of 3D points.…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
9 Pages, 854 KB Download PDF

Distributing the computation in combinatorial optimization experiments over the cloud

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 136–144, 2017; DOI: 10.25046/aj020617
Abstract:

Combinatorial optimization is an area of great importance since many of the real-world problems have discrete parameters which are part of the objective function to be optimized. Development of combinatorial optimization algorithms is guided by the empirical study of the candidate ideas and their performance over a wide range of settings or scenarios to infer…

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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))
Open AccessArticle
7 Pages, 1,127 KB Download PDF

Application of Computational Fluid Dynamics Model in High-Rise Building Wind Analysis-A Case Study

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 4, Page # 197–203, 2017; DOI: 10.25046/aj020426
Abstract:

Over the years, wind loading codes has been a crucial tool in determining design wind loads on buildings. Due to the limitations of these codes especially in height, wind tunnel testing is recommended as the best approach in predicting wind flow around buildings but carrying out wind tunnel testing in the preliminary as well as…

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(This article belongs to Section Construction & Building Technology (CBT))
Open AccessArticle
13 Pages, 4,847 KB Download PDF

A Comparison of Mean Models and Clustering Techniques for Vertebra Detection and Region Separation from C-Spine X-Rays

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1758–1770, 2017; DOI: 10.25046/aj0203215
Abstract:

In Computer Aided Diagnosis (CAD) tools, vertebra localization and detection are the essential steps for the diagnosis of cervical spine injuries. The accurate localization leads to accurate treatment, which is more challenging in case of poor contrast and noisy radiographs. This paper targets c-spine radiographs for the localization of vertebra using different vertebra templates, vertebra…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 1,174 KB Download PDF

Proposal of an Embedded Methodology that uses Organizational Diagnosis and Reengineering: Case of bamboo panel company

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1626–1633, 2017; DOI: 10.25046/aj0203202
Abstract:

This work is an extension of the Proceedings of the International Conference on Industrial Engineering, Management Science and Applications, which presented some of the phases of Reengineering applied to Bamboo Panel Company; the results were Strategic planning, Systemic Diagnosis and Performance Indicators through the Balanced Scorecard. Now, the main purpose of this article is to…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 952 KB Download PDF

An Ontology-Based Temporal Scheduling and Complexity Reduction Model for Timetabling Knowledge Management

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1585–1591, 2017; DOI: 10.25046/aj0203197
Abstract:

Technological tools such as Semantic Web and ontologies have contributed immensely to the reduction of most managerial complexities on daily basis. However, most resolved complexities are solely dependent on the emerging issues which are not general enough to accommodate some specific domain challenges. Temporal scheduling complexities occur in several domains including timetabling, but inter-departmental courses…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
12 Pages, 2,878 KB Download PDF

Clean Energy Use for Cloud Computing Federation Workloads

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 1–12, 2017; DOI: 10.25046/aj020601
Abstract:

Cloud providers seek to maximize their market share. Traditionally, they deploy datacenters with sufficient capacity to accommodate their entire computing demand while maintaining geographical affinity to its customers. Achieving these goals by a single cloud provider is increasingly unrealistic from a cost of ownership perspective. Moreover, the carbon emissions from underutilized datacenters place an increasing…

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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
6 Pages, 917 KB Download PDF

A comparative study for using the LBC format for compressing static medical images

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1472–1477, 2017; DOI: 10.25046/aj0203184
Abstract:

This paper is an extension of work originally presented at conference Applied Machine Intelligence and Informatics (SAMI), 2017 IEEE 13th International Symposium. The article performs a comparative study between the image compression technique Local Binary Compressed format (LBC) proposed by the authors and the standard image compression techniques used today (BMP, JPEG, PNG and GIF).…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 947 KB Download PDF

Scalability Dilemma and Statistic Multiplexed Computing — A Theory and Experiment

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1453–1460, 2017; DOI: 10.25046/aj0203181
Abstract:

The For the last three decades, end-to-end computing paradigms, such as MPI (Message Passing Interface), RPC (Remote Procedure Call) and RMI (Remote Method Invocation), have been the de facto paradigms for distributed and parallel programming. Despite of the successes, applications built using these paradigms suffer due to the proportionality factor of crash in the application…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
10 Pages, 4,698 KB Download PDF

Monocular Height Estimation Method with 3 Degree-Of-Freedom Compensation of Road Unevennesses

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1443–1452, 2017; DOI: 10.25046/aj0203180
Abstract:

Height estimation of objects is a valuable information for locomotion of autonomous robots and vehicles. Even though several sensors such as stereo cameras have been applied in these systems, cost and processing time have been motivating solutions with monocular cameras. This research proposes two new methods: i) height estimation of objects using only a monocular…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 1,041 KB Download PDF

Compact wireless control network protocol with fast path switching

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1350–1357, 2017; DOI: 10.25046/aj0203170
Abstract:

Sensor network protocol stacks require the addition or adjustment of functions based on customer requirements. Sensor network protocols that require low delay and low packet error rate (PER), such as wireless control networks, often adopt time division multiple access (TDMA). However, it is difficult to add or adjust functions in protocol stacks that use TDMA…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 442 KB Download PDF

Comparative Study of Adaptive Consensus Control of Euler-Lagrange Systems on Directed Network Graph

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1165–1171, 2017; DOI: 10.25046/aj0203147
Abstract:

A  comparative  study  between  adaptive  consensus  control  of multi-agent systems composed of fully actuated mobile robots which are described as a class of Euler-Lagrange systems on directed network graphs based on the notion of inverse optimal H∞ control criterion (Controller I), and the similar control strategy without H∞ control criterion (Controller II), is given in this paper.…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 932 KB Download PDF

EMI Shielding Performance For Varies Frequency by Metal Plating on Mold Compound

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1159–1164, 2017; DOI: 10.25046/aj0203146
Abstract:

Conformal metalization on mold compound offers new possibility for IC package design to improve features such as rigidization of the flexible core, heat sink capability, 3D-circuit patterning and the electromagnetic interference (EMI) shielding. With the unique processes, the fabrication technology had enabled to achieve the high reliable performance and had passed the electrical test. Following…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Manufacturing Engineering (EMF))
Open AccessArticle
7 Pages, 551 KB Download PDF

A High Efficiency 0.13μm CMOS Full Wave Active Rectifier with Comparators for Implanted Medical Devices

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 1019–1025, 2017; DOI: 10.25046/aj0203129
Abstract:

This paper presents a full wave active rectifier for biomedical implanted devices using a new comparator in order to reduce the rectifier transistors reverse current. The rectifier was designed in 0.13μm CMOS process and it can deliver 1.2Vdc for a minimum signal of 1.3Vac. It achieves a power conversion efficiency of 92% at the 13.56MHz…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Electronic Engineering (EEE))
Open AccessArticle
10 Pages, 677 KB Download PDF

Ensemble of Neural Network Conditional Random Fields for Self-Paced Brain Computer Interfaces

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 996–1005, 2017; DOI: 10.25046/aj0203126
Abstract:

Classification of EEG signals in self-paced Brain Computer Interfaces (BCI) is an extremely challenging task. The main difficulty stems from the fact that start time of a control task is not defined. Therefore it is imperative to exploit the characteristics of the EEG data to the extent possible. In sensory motor self-paced BCIs, while performing…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
5 Pages, 824 KB Download PDF

Computer Tomography from Micro-Electronics to Assembled Products

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 932–936, 2017; DOI: 10.25046/aj0203117
Abstract:

Traditional CT in our industry has been limited to Business card sized samples, due to the Cone Beam x-ray systems used by Electronics manufacturing companies. Inclined or Partial CT provides a slightly different solution showing layers or slices in 2D very well, but due to the partial nature of the scans does not produce very…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Electronic Engineering (EEE))
Open AccessArticle
7 Pages, 838 KB Download PDF

The Analysis and Comparison of Multiport Converter used for Renewable Energy Sources

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 3, Page # 906–912, 2017; DOI: 10.25046/aj0203113
Abstract:

The concept of renewable energy is increasing day by day because the electrical applications are moving towards utilization of renewable sources and due to this factor electric power is also gaining ground and new type of converters are modelled in order to get high utilization of renewable sources. In this paper, two types of multiport…

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(This article belongs to the SP3 (Special issue on Recent Advances in Engineering Systems 2017) & Section Electrical Engineering (ELE))
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