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The Science and Information (SAI) Organization publishes open-access peer-reviewed journals in computer science and artificial intelligence.

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IJACSA Vol. 6 Issue 8 (2015)

Open Access | | 37 papers

Copyright Statement: This is an open access publication licensed under a Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, even commercially as long as the original work is properly cited.

1

Competitive Sparse Representation Classification for Face Recognition

Author 1: Ying Liu Author 2: Jian-Xun Mi Author 3: Cong Li Author 4: Chao Li

A method, named competitive sparse representation classification (CSRC), is proposed for face recognition in this paper. CSRC introduces a lowest competitive deletion mechanism which removes the lowest competitive sample based on the competitive ability of training samples for representing a probe in multiple rounds collaborative linear representation. In other words… Read full abstract & cite →

face recognition collaborative representation sparse representation and competitive representation
2

Finite Element Analysis based Optimization of Magnetic Adhesion Module for Concrete Wall Climbing Robot

Author 1: MD Omar faruq Howlader Author 2: Traiq Pervez Sattar

Wall climbing robot can provide easier accessibility to tall structures for Non Destructive Testing (NDT) and improve working environments of human operators. However, existing adhesion mechanism for climbing robots such as vortex, electromagnet etc. are still at development stage and offer no feasible adhesion mechanism. As a result, few practical… Read full abstract & cite →

Finite Element Analysis (FEA) Magnetic Adhesion System Non Destructive Testing (NDT) Wall Climbing Robot
3

Facial Age Estimation based on Decision Level Fusion of AAM, LBP and Gabor Features

Author 1: Asuman Günay Author 2: Vasif V. Nabiyev

In this paper a new hierarchical age estimation method based on decision level fusion of global and local features is proposed. The shape and appearance information of human faces which are extracted with active appearance models (AAM) are used as global facial features. The local facial features are the wrinkle… Read full abstract & cite →

AAM LBP Gabor filters Regression Fusion Age estimation
4

Flow-Based Specification of Time Design Requirements

Author 1: Sabah Al-Fedaghi

This paper focuses on design requirements in real-time systems where information is processed to produce a response within a specified time. Nowadays, computer control applications embedded in chips have grown in significance in many aspects of human life. These systems need a high level of reliability to gain the trust… Read full abstract & cite →

design requirements conceptual model time constraints model-based systems engineering requirements specification
5

Analysis of Heart Rate Variability by Applying Nonlinear Methods with Different Approaches for Graphical Representation of Results

Author 1: Evgeniya Gospodinova Author 2: Mitko Gospodinov Author 3: Ivan Domuschiev Author 4: Nilianjan Dey Author 5: Amira S. Ashour Author 6: Dimitra Sifaki-Pistolla

There is an open discussion over nonlinear properties of the Heart Rate Variability (HRV) which takes place in most scientific studies nowadays. The HRV analysis is a non-invasive and effective tool that manages to reflect the autonomic nervous system regulation of the heart. The current study presents the results of… Read full abstract & cite →

Heart Rate Variability (HRV) ECG signal Holter signal nonlinear graphical methods
6

Diagnosis of Wind Energy System Faults Part I : Modeling of the Squirrel Cage Induction Generator

Author 1: Lahcène Noureddine Author 2: Omar Touhami

Generating electrical power from wind energy is becoming increasingly important throughout the world. This fast development has attracted many researchers and electrical engineers to work on this field. The authors develop a dynamic model of the squirrel cage induction generator exists usually on wind energy systems, for the diagnosis of… Read full abstract & cite →

Induction Generator Rotor Broken Bars Faults Diagnosis MCSA
7

A Novel Ball on Beam Stabilizing Platform with Inertial Sensors

Author 1: Ali Shahbaz Haider Author 2: Muhammad Nasir Author 3: Basit Safir Author 4: Farhan Farooq

This research paper presents dynamic modeling of inertial sensor based one degree of freedom (1-DoF) stabilizing platform. Plant is a ball on a pivoted beam. Nonlinear modeling of the plant is done. Ball position on beam is actuated by DC motor using two arms and one beam structure. Arms and… Read full abstract & cite →

stabilizing platform ball on beam nonlinear dynamics inertial sensors
8

Cryptic Mining in Light of Artificial Intelligence

Author 1: Shaligram Prajapat Author 2: Aditi Thakur Author 3: Kajol Maheshwari Author 4: Ramjeevan Singh Thakur

“The analysis of cryptic text is hard problem”, and there is no fixed algorithm for generating plain-text from cipher text. Human brains do this intelligently. The intelligent cryptic analysis process needs learning algorithms, co-operative effort of cryptanalyst and mechanism of knowledge based inference engine. This information of knowledge base will… Read full abstract & cite →

Cipher text Cryptic analysis Encryption algorithm Artificial Intelligence (AI)
9

Evaluation and Improvement of Procurement Process with Data Analytics

Author 1: Melvin Tan H.C. Author 2: Wee-Leong Lee

Analytics can be applied in procurement to benefit organizations beyond just prevention and detection of fraud. This study aims to demonstrate how advanced data mining techniques such as text mining and cluster analysis can be used to improve visibility of procurement patterns and provide decision-makers with insight to develop more… Read full abstract & cite →

procurement text mining clustering data analytics fraud detection
10

Increase Efficiency of SURF using RGB Color Space

Author 1: M. Wafy Author 2: A. M. M. Madbouly

SURF is one of the most robust local invariant feature descriptors. SURF is implemented mainly for gray images. However, color presents important information in the object description and matching tasks as it clearly in the human vision system. Many objects can be unmatched if their color contents are ignored. To… Read full abstract & cite →

SURF Features Local Features Color Space
11

Smart Grid Testbed using SCADA Software and Xbee Wireless Communication

Author 1: Aryuanto Soetedjo Author 2: Abraham Lomi Author 3: Yusuf Ismail Nakhoda

This paper presents the development of Smart Grid testbed using SCADA software and Xbee wireless communication. The proposed testbed combines both the software simulation and the hardware simulation. The Winlog SCADA software is employed to implement the algorithm in the Smart Grid system. To communicate between nodes and the Smart… Read full abstract & cite →

SCADA Smart Grid wireless communication Xbee DigiMesh testbed
12

A Proposed Peer Selection Algorithm for Transmission Scheduling in P2P-VOD Systems

Author 1: Hatem Fetoh Author 2: Waleed M. Bahgat Author 3: Ahmed Atwan

Video transmission in peer-to-peer video-on-demand faces some challenges. These challenges include long transmission delay and poor quality of service. The peer selection plays an important role in enhancing transmission efficiency. For this reason, a proposed algorithm for peer selection is introduced to overcome these challenges. The proposed algorithm consists of… Read full abstract & cite →

video-on-demand segment transmission chunk miss ratio initial playback delay peer-to-peer
13

Understanding Social Network Usage: Impact of Co-Presence, Intimacy, and Immediacy

Author 1: Waleed Al-Ghaith

This study examines individuals’ intentions and behaviour on Social Networking Sites (SNSs). The study proposed model asserts that “Co-presence”, “Intimacy”, “Immediacy”, “Perceived Enjoyment”, and “Perceived ease of use” formed individuals' “Attitude” towards “behavioral intention” to use SNSs. The results support all formulated hypotheses. The proposed model in this study explains… Read full abstract & cite →

Social presence theory Social networking sites SNS Factors Adoption Usage Saudi Arabia
14

Trust: A Requirement for Cloud Technology Adoption

Author 1: Akinwale O. Akinwunmi Author 2: Emmanuel A. Olajubu Author 3: G. Adesola Aderounmu

Cloud computing is a recent model for enabling convenient, on-demand network access to a shared pool of configurable computing resources such as networks, servers, storage, applications, and services; that can be rapidly provisioned and released with minimal management effort or service provider interaction. Studies have shown that cloud computing has… Read full abstract & cite →

Cloud User Adoption Trust Bayesian Network
15

Proposal for Scrambled Method based on NTRU

Author 1: Ahmed Tariq Sadiq Author 2: Najlaa Mohammad Hussein Author 3: Suha Abdul Raheem Khoja

Scrambling is widely used to protect the security of data files such as text, image, video or audio files; however, it is not the most efficient method to protect the security of the data files. This article uses NTRU public key cryptosystem to increase the robustness of scrambling of sound… Read full abstract & cite →

NTRU public key cipher sound scramble segment
16

Network Efficiency – Optimized Automaton Approach

Author 1: K. Thiagarajan Author 2: N. Subashini Author 3: M. S. Muthuraman

A sperner’s grid is thought of a finite state system, where in the model gives rise to an optimal network through characterization of paths .the automation graphs of the various states gives rise to different groomable light paths in network. Read full abstract & cite →

Automaton Network Efficiency Characterization
17

HTCSLQ : Hierarchical Tree Congestion Degree with Speed Sending and Sum Costs Link Quality Mechanism for Wireless Sensor Networks

Author 1: Mbida Mohamed Author 2: Ezzati Abdellah

Wireless Sensor Network (wsn) performances have progressed over the last few years, aiming at expanding the lifetime nodes. Among the important studied parts on wsn is the congestion degree that can be identified by several algorithms such as HTAP (Hierarchical Tree Alternative Path), which is the target in the current… Read full abstract & cite →

HTAP (Hierarchical Tree Alternative Path) Cd (congestion degree) Ss( speed of sending) SCVQL (Sum of costs variable Link quality) Wireless Sensor Network (wsn)
18

Efficient Proposed Framework for Semantic Search Engine using New Semantic Ranking Algorithm

Author 1: M. M. El-gayar Author 2: N.Mekky Author 3: A. Atwan

The amount of information raises billions of databases every year and there is an urgent need to search for that information by a specialize tool called search engine. There are many of search engines available today, but the main challenge in these search engines is that most of them cannot… Read full abstract & cite →

Semantic Search Engine Ontology Semantic Ranker Crawler RDF SPARQL
19

Self-Healing Hybrid Protection Architecture for Passive Optical Networks

Author 1: Waqas A. Imtiaz Author 2: P. Mehar Author 3: M. Waqas Author 4: Yousaf Khan

Expanding size of passive optical networks (PONs) along with high availability expectation makes the reliability performance a crucial need. Most protection architectures utilize redundant network components to enhance network survivability, which is not economical. This paper proposes new self-healing protection architecture for passive optical networks (PONs), with a single ring… Read full abstract & cite →

passive optical network protection star-ring topology reliability CAPEX
20

Computer Vision for Screening Resistance Level of Rice Varieties to Brown Planthopper

Author 1: Elvira Nurfadhilah Author 2: Yeni Herdiyeni Author 3: Aunu Rauf Author 4: Rahmini

Brown planthopper is one of the most important insect pest that threatens the stability of national rice production in Indonesia. One of the efforts to save rice production is by using brown planthopper resistant variety. Currently the determination approach is still conventional based on Standard Seedboxes Screening Test from IRRI… Read full abstract & cite →

brown planthopper color extraction resistance standard seedboxes screening test
21

Probabilistic Algorithm based on Fuzzy Clustering for Indoor Location in Fingerprinting Positioning Method

Author 1: Bo Dong Author 2: Fei Wu Author 3: Jian Xing Author 4: Yan Zou

Recently, the location of the fingerprint positioning technology is obviously superior to the signal transmission loss model based on the positioning technology, and is widely concerned by scholars. In the online phase, due to the efficiency of the probabilistic distribution matching computation is low and when clustering the position fingerprint… Read full abstract & cite →

Fuzzy Clustering Fingerprinting Positioning Indoor Location RSSI Probabilistic Algorithm
22

Implementation of Location Base Service on Tourism Places in West Nusa Tenggara by using Smartphone

Author 1: Karya Gunawan Author 2: Bambang Eka Purnama

The study is aimed to create an application that can assist users in finding information about tourism places in West Nusa Tenggara, Indonesia. West Nusa Tenggara is one of the provinces in Indonesia and one of the second tourists’ destinations after Bali. It is a small Sunda Island which consists… Read full abstract & cite →

location base service GPS Smartphone tourism information
23

Robust Fuzzy-Second Order Sliding Mode based Direct Power Control for Voltage Source Converter

Author 1: D. Kairous Author 2: B. Belmadani

This paper focuses on a second order sliding mode based direct power controller (SOSM-DPC) of a three-phase grid-connected voltage source converter (VSC). The proposed control scheme combined with fuzzy logic aims at regulating the DC-link voltage of the converter and precisely tracking arbitrary power references, in order to easily control… Read full abstract & cite →

AC-DC power converters Bidirectional power flow Fuzzy logic Sliding mode control Direct Power control
24

Research on Energy Saving Method for IDC CRAC System based on Prediction of Temperature

Author 1: Zou Yan Author 2: WU Fei Author 3: Xing Jian Author 4: Dong Bo

Amid the information era, energy consumption of IDC Computer Room Air Conditioning (CRAC) system is becoming increasingly serious. Thus there is growing concern over energy saving and consumption reduction. Based on the analysis of the energy saving application of the air conditioning system in the present computer room, a new… Read full abstract & cite →

IDC CRAC system BP Neural Network Model Forecast of temperature Energy saving
25

Bio-Inspired Clustering of Complex Products Structure based on DSM

Author 1: Fan Yang Author 2: Pan Wang Author 3: Sihai Guo Author 4: Qibing Lu Author 5: Xingxing Liu

Clustering plays an important role in the decomposition of complex products structure. Different clustering algorithms may achieve different effects of the decomposition. This paper aims to proposes a bio-inspired genetic algorithm that is implemented based on its reliable fitness function and design structure matrix (DSM) for clustering analysis of complex… Read full abstract & cite →

Bio-inspired computation genetic algorithm (GA) reliable fitness function DSM complex products clustering
26

Contemplation of Effective Security Measures in Access Management from Adoptability Perspective

Author 1: Tehseen Mehraj Author 2: Bisma Rasool Author 3: Burhan Ul Islam Khan Author 4: Asifa Baba Author 5: Prof. A. G. Lone

With the extension in computer networks, there has been a drastic change in the disposition of network security. Security has always been a major concern of any organization as it involves mechanisms to ensure reliable access. In the present era of global electronic connectivity where hackers, eavesdroppers, electronic frauds, viruses… Read full abstract & cite →

Access Management Authentication One-Time-Password (OTP) OTP generation User adoptability
27

Psychosocial Correlates of Software Designers' Professional Aptitude

Author 1: Walery Suslow Author 2: Jacek Kowalczyk Author 3: Michal Statkiewicz Author 4: Marta Boinska Author 5: Janina Nowak

This paper presents quantitative results of the first phase of empirical research carried out within the framework of the interdisciplinary project InfoPsycho that was initiated in 2013 at the Koszalin University of Technology and the University of Gdansk. The aim of the study was to identify the personality traits that… Read full abstract & cite →

Software designer Software quality Professional skills Early diagnosis Psychological tests NEO-FFI
28

Map Reduce: A Survey Paper on Recent Expansion

Author 1: Shafali Agarwal Author 2: Zeba Khanam

A rapid growth of data in recent time, Industries and academia required an intelligent data analysis tool that would be helpful to satisfy the need to analysis a huge amount of data. MapReduce framework is basically designed to compute data intensive applications to support effective decision making. Since its introduction… Read full abstract & cite →

Map Reduce Hadoop Iterative Computation Phoenix Databases
29

Security Issues Model on Cloud Computing: A Case of Malaysia

Author 1: Komeil Raisian Author 2: Jamaiah Yahaya

By developing the cloud computing, viewpoint of many people regarding the infrastructure architectures, software distribution and improvement model changed significantly. Cloud computing associates with the pioneering deployment architecture, which could be done through grid calculating, effectiveness calculating and autonomic calculating. The fast transition towards that, has increased the worries regarding… Read full abstract & cite →

Cloud Computing Security Issues Security Viewpoint Grid Computing
30

A Hybrid Heuristic/Deterministic Dynamic Programing Technique for Fast Sequence Alignment

Author 1: Talal Bonny

Dynamic programming seeks to solve complex problems by breaking them down into multiple smaller problems. The solutions of these smaller problems are then combined to reach the overall solution. Deterministic algorithms have the advantage of accuracy but they need large computational power requirements. Heuristic algorithms have the advantage of speed… Read full abstract & cite →

Sequence alignment dynamic programing Perfor-mance optimization FPGA
31

AdviseMe: An Intelligent Web-Based Application for Academic Advising

Author 1: Lawrence Keston Henderson Author 2: Wayne Goodridge

The traditional academic advising process in many tertiary-level institutions today possess significant inefficiencies, which often account for high levels of student dissatisfaction. Common issues include high student-advisor loads, long waiting periods at advisory offices and the need for advisors to handle a significant number of redundant cases, among others. Utilizing… Read full abstract & cite →

Web-Based Academic Advising Academic Advising Ontology Jena Expert Systems
32

Evolutionary Approach to jointly resolve the Power and the Capacity Optimization problems in the multi-user OFDMA Systems

Author 1: Ndiaye Abdourahmane Author 2: Ouya Samuel Author 3: Mendy Gervais

This paper deals with the problem of resources allo-cation in the downlink of the radio mobile systems. The allocation of resources is established in the context of multi-path effect and Doppler effect. These phenomena cause randomly variations of the channel and make difficult the allocation of the resources. Therefore, the… Read full abstract & cite →

Cellular Network OFDMA Resources Allocation Rate Adaptive Margin Adaptive Genetic Algorithms
33

Image Enhancement Using Homomorphic Filtering and Adaptive Median Filtering for Balinese Papyrus (Lontar)

Author 1: Ida Bagus Ketut Surya Arnawa

Balinese papyrus (Lontar) is one of the most popular media to write for more than a hundred years in Indonesia. Balinese papyrus are used to document things that are considered important in the past. Most of the balinese papyrus suffered damage caused by weathering, edible fungus and insects making it… Read full abstract & cite →

Image Enhancement Balinese Papyrus Homomorphic Filtering Adaptive Median Filtering Otsu Binarization
34

Model Checking Self-Stabilising in Embedded Systems with Linear Temporal Logic

Author 1: Rim Marah Author 2: Abdelaaziz EL Hibaoui

Over the past two decades, the use of distributed embedded systems is wide in many applications. One way to guarantee that these systems tolerate transient faults is done by making them self-stabilizing systems, which automatically recover from any transient fault. In this paper we present a formalism of self-stabilization concept… Read full abstract & cite →

Distributed Embedded Systems Linear Temporal Logic Self-Stabilization Model Checking Verification
35

Modeling and simulation of the effects of landslide on circulation of transports on the mountain roads

Author 1: Manh Hung Nguyen Author 2: Tuong Vinh Ho Author 3: Trong Khanh Nguyen Author 4: Minh Duc Do

Landslides, as one of the major natural hazards, account each year for enormous property damage in terms of both direct and indirect costs. Mountain roads where probability of land sliding is the highest, causes hurdles not only in the traffic flow but generate various traffic problems in the form of… Read full abstract & cite →

Simulation model Traffic network simulation Landslide effect Multiagent system
36

SmartFit: A Step Count Based Mobile Application for Engagement in Physical Activities

Author 1: Atifa Sarwar Author 2: Hamid Mukhtar Author 3: Maajid Maqbool Author 4: Djamel Belaid

Research has found that relatively few people en-gage in regular exercise or other physical activities. Despite the availability of numerous mobile applications and specialized devices for self-tracking, people mostly lack the motivation for performing physical activities. In this article we present SmartFit, a mobile application that uses step count for… Read full abstract & cite →

Feedback Gamification Physical Activities Step Count
37

Cyberspace Challenges and Law Limitations

Author 1: Aadil Al-Mahrouqi Author 2: Cormac O Cianain Author 3: Tahar Kechadi

Privacy and Data security are heating topic in the modern technologically advanced economy. Technological Innovations have created new forms of electronic data which are more vulnerable to theft or loss when compared to tradi-tional data storage. Moreover, the recent advances in internet technologies have exacerbated the risk of security threats… Read full abstract & cite →

Internet anonymous pseudonymous internet users electronic discovery large-scale data breaches

Call for Papers - Important Dates

Volume 17 No. 11, November 2026
Paper Submission Due October 25, 2026
Review Notification November 15, 2026
Publication Date November 30, 2026