IJACSA Vol. 5 Issue 4 (2014)

1

A Proposed Architectural Model for an Automatic Adaptive E-Learning System Based on Users Learning Style

Author 1: Adeniran Adetunji Author 2: Akande Ademola

It has been established through literature that, if an e-learning system could adapt to learning characteristics of learners, it will increase learning performance and content knowledge acquisition of learners. This paper is a basic research work for knowledge that lay down a foundation for application and implementation. We reviewed trends… Read full abstract & cite →

E-Learning Learning Style Adaptation AAeL

Abstract doi.org/10.14569/IJACSA.2014.050401 PDF

2

An Optimized Analogy-Based Project Effort Estimation

Author 1: Mohammad Azzeh Author 2: Yousef Elsheikh Author 3: Marwan Alseid

despite the predictive performance of Analogy-Based Estimation (ABE) in generating better effort estimates, there is no consensus on: (1) how to predetermine the appropriate number of analogies, (2) which adjustment technique produces better estimates. Yet, there is no prior works attempted to optimize both number of analogies and feature distance… Read full abstract & cite →

Cost Estimation Effort Estimation by Analogy Bees Optimization Algorithm

Abstract doi.org/10.14569/IJACSA.2014.050402 PDF

3

Impediments of Activating E-Learning in Higher Education Institutions in Saudi Arabia

Author 1: Ashraf M. H. Abdel Gawad Author 2: Khalefah A. K. Al-Masaud

This paper presents the real reasons which constraint the application of the E-learning in higher education institutions in Saudi Arabia (Case study: Qassim University)and some suggested solutions. A questionnaire has been designed for the study include 48 paragraphs, divided into 5 parts, the first include the principle information, the second… Read full abstract & cite →

E-Learning Internet curriculum Saudi Arabia Universities cultural aspects

Abstract doi.org/10.14569/IJACSA.2014.050403 PDF

4

Dynamic Allocation of Abundant Data Along Update Sub-Cycles To Support Update Transactions In Wireless Broadcasting

Author 1: Ahmad al-Qerem

Supporting transactions processing over wireless broadcasting environment has attracted a considerable amount of research in a mobile computing system. To allow more than one conflicting transactions to be committed within the same broadcast cycle, the main broadcast cycle need to be decompose into a sub cycles. This decomposition contains both… Read full abstract & cite →

data broadcast Dynamic Allocation concurrency control cycle decomposition Abundant Data

Abstract doi.org/10.14569/IJACSA.2014.050404 PDF

5

Exon_Intron Separation Using Amino Acids Groups Frenquency Repartition as Coding Technique

Author 1: Afef Elloumi Oueslati Author 2: Noureddine Ellouze

this paper presents a new coding technique based on amino acids repartition in chromosome. The signal generated with this coding technique constitutes, after treatment, a new way to separate between exons and introns in a gene. The algorithm proposed is composed of six steps. We convert from ATCG to amino… Read full abstract & cite →

exons introns amino acid coding technique amino acid repartition exons - introns separation

Abstract doi.org/10.14569/IJACSA.2014.050405 PDF

6

Methods of Isolation for Application Traces Using Virtual Machines and Shadow Copies

Author 1: George Pecherle Author 2: Cornelia Gyorödi Author 3: Robert Gyorödi

To improve the user's experience, almost all applications save usage data: web browsers save history and cookies, chat programs save message archives and so on. However, this data can be confidential and may compromise the user's privacy. There are third party solutions to automatically detect and wipe these traces, but… Read full abstract & cite →

security privacy application traces data wiping virtual machines shadow copies sandbox

Abstract doi.org/10.14569/IJACSA.2014.050406 PDF

7

Redesigning Educational Systems Using IJAZA Structure

Author 1: Yasser Bahjat Author 2: Ibrahim Albidewi

This paper discusses the use of IJAZA in an education system. The IJAZA system was the system used in the earliest Islamic nation for education and accreditation. The system was designed with a few major cultural concepts in mind. The basic principle of the IJAZA system is to give people… Read full abstract & cite →

IJAZA system Islamic educational system Apprentice studies

Abstract doi.org/10.14569/IJACSA.2014.050407 PDF

8

Towards a Service-Based Framework for Environmental Data Processing

Author 1: Ivan Madjarov Author 2: Juš Kocijan Author 3: Alexandra Grancharova Author 4: Bogdan Shishedjiev

Scientists are confronted with significant data management problems due to the huge volume and high complexity of environmental data. An important aspect of environmental data management is that data, needed for a process, are not always in the adequate format. In this contribution, we analyze environmental data structure, and model… Read full abstract & cite →

Scientific data Environmental data Web services Data integration Stochastic model Gaussian process Metadata

Abstract doi.org/10.14569/IJACSA.2014.050408 PDF

9

Improving the Prediction Accuracy of Multicriteria Collaborative Filtering by Combination Algorithms

Author 1: Wiranto Author 2: Edi Winarko Author 3: Sri Hartati Author 4: Retantyo Wardoyo

This study focuses on developing the multicriteria collaborative filtering algorithmfor improving the prediction accuracy. The approaches applied were user-item multirating matrix decomposition, the measurement of user similarity using cosine formula and multidimensional distance, individual criteria weight calculation, and rating prediction for the overall criteria by a combination approach. Results of… Read full abstract & cite →

Algorithm multicriteria collaborative filtering document recommendation system similarity multidimensional distance decomposition combination prediction accuracy

Abstract doi.org/10.14569/IJACSA.2014.050409 PDF

10

Real-Time Simulation and Analysis of the Induction Machine Performances Operating at Flux Constant

Author 1: Aziz Derouich Author 2: Ahmed Lagrioui

In this paper, we are interested, in a first time, at the study and the implementation of a V/f control for induction machine in real time. After, We are attached to a comparison of the results by simulation and experiment for, speed responses, flux and currents of the real machine… Read full abstract & cite →

Induction Machine Modeling Scalar-controlled induction machine Experimental identification Environment Matlab/Simulink/DSPACE

Abstract doi.org/10.14569/IJACSA.2014.050410 PDF

11

On the Performance of the Predicted Energy Efficient Bee-Inspired Routing (PEEBR)

Author 1: Imane M. A. Fahmy Author 2: Laila Nassef Author 3: Hesham A. Hefny

The Predictive Energy Efficient Bee Routing PEEBR is a swarm intelligent reactive routing algorithm inspired from the bees food search behavior. PEEBR aims to optimize path selection in the Mobile Ad-hoc Network MANET based on energy consumption prediction. It uses Artificial Bees Colony ABC Optimization model and two types of… Read full abstract & cite →

PEEBR Reactive protocol path selection MANET ABC energy consumption battery residual power AODV DSDV

Abstract doi.org/10.14569/IJACSA.2014.050411 PDF

12

Study on Method of Feature Selection in Speech Content Classification

Author 1: Si An Author 2: Xinghua Fan

Information communication is developing rapidly now, Voice communication from a distance is more and more popular. In order to evaluate and classify the content correctly, the acoustic features is used to analyze first in this paper, Orthogonal experiment[1] method is used to find out characteristic of voice that has contribution… Read full abstract & cite →

acoustic features orthogonal experiment the SVM classifier CHI statistical methods features level fusion LBS vector quantization algorithm

Abstract doi.org/10.14569/IJACSA.2014.050412 PDF

13

Comparative Performance Analysis of Wireless Communication Protocols for Intelligent Sensors and Their Applications

Author 1: Chakkor Saad Author 2: Baghouri Mostafa Author 3: El Ahmadi Cheikh Author 4: Hajraoui Abderrahmane

The systems based on intelligent sensors are currently expanding, due to theirs functions and theirs performances of intelligence: transmitting and receiving data in real-time, computation and processing algorithms, metrology remote, diagnostics, automation and storage measurements…The radio frequency wireless communication with its multitude offers a better solution for data traffic in… Read full abstract & cite →

Wireless communications Performances Energy Protocols Intelligent sensors Applications

Abstract doi.org/10.14569/IJACSA.2014.050413 PDF

14

Multi-Domain Modeling and Simulation of an Aircraft System for Advanced Vehicle-Level Reasoning Research and Development

Author 1: F. Khan Author 2: O. F. Eker Author 3: T. Sreenuch Author 4: A. Tsourdos

In this paper, we describe a simulation based health monitoring system test-bed for aircraft systems. The purpose of the test-bed is to provide a technology neutral basis for implementing and evaluation of reasoning systems on vehicle level and software architecture in support of the safety and maintenance process. This simulation… Read full abstract & cite →

Intelligent Reasoning Finite State Machines Aircraft System Simulation Multi-Physics Real-Time Simulation VLRS (Vehicle Level Reasoning System) HM (Health Management)

Abstract doi.org/10.14569/IJACSA.2014.050414 PDF

15

Selection of Touch Gestures for Children’s Applications: Repeated Experiment to Increase Reliability

Author 1: Nor Azah Abdul Aziz Author 2: Nur Syuhada Mat Sin Author 3: Firat Batmaz Author 4: Roger Stone Author 5: Paul Wai Hing Chung

This paper discusses the selection of touch gestures for children’s applications. This research investigates the gestures that children aged between 2 to 4 years old can manage on the iPad device. Two experiments were conducted for this research. The first experiment was carried out in United Kingdom. The second experiment… Read full abstract & cite →

Children Gesture Applications (Apps)

Abstract doi.org/10.14569/IJACSA.2014.050415 PDF

16

A web based Publish-Subscribe framework for mobile computing

Author 1: Cosmina Ivan

The growing popularity of mobile devices is permanently changing the Internet user’s computing experience. Smartphones and tablets begin to replace the desktop as the primary means of interacting with various information technology and web resources. While mobile devices facilitate in consuming web resources in the form of web services, the… Read full abstract & cite →

mobile computing Websockets publish-subscribe REST

Abstract doi.org/10.14569/IJACSA.2014.050416 PDF

17

A Coding Technique Based on the Frequency Evolution Creates with a Time Frequency Analysis a New Genome's Landscape

Author 1: Imen MESSAOUDI Author 2: Afef ELLOUMI Author 3: Zied LACHIRI

In recent years, considerable effort has been devoted to study the biological data sets within the framework of the genomic signal processing field. However, the enormous amount of data deposited into public databases makes the search for useful information a difficult task. Effectively, the choice for a convenient analysis approach… Read full abstract & cite →

C.elegans Complex Morlet wavelet Frequency Chaos Game Signal Genome exploration

Abstract doi.org/10.14569/IJACSA.2014.050417 PDF

18

On the Parallel Design and Analysis for 3-D ADI Telegraph Problem with MPI

Author 1: Simon Uzezi Ewedafe Author 2: Rio Hirowati Shariffudin

In this paper we describe the 3-D Telegraph Equation (3-DTEL) with the use of Alternating Direction Implicit (ADI) method on Geranium Cadcam Cluster (GCC) with Message Passing Interface (MPI) parallel software. The algorithm is presented by the use of Single Program Multiple Data (SPMD) technique. The implementation is discussed by… Read full abstract & cite →

3-DTEL ADI MPI SPMD DD Parallel Design

Abstract doi.org/10.14569/IJACSA.2014.050418 PDF

19

Estimating Traffic Intensity at Toll Gates Using Qeueueing Networks

Author 1: Vincent O. R Author 2: Olayiwola O. E. Author 3: Kosemani O. O.

Traffic information generation is a routine-like operation that is done on a daily basis at any public gate. A toll gate is a public roadway by which people enter and leave a public organisation. The existing models give premium consideration to security over prompt services and as such associated with… Read full abstract & cite →

Toll Gates Queueing Networks Traffic intensity Delay and Image detection

Abstract doi.org/10.14569/IJACSA.2014.050419 PDF

20

Performance Analysis of Faults Detection in Wind Turbine Generator Based on High-Resolution Frequency Estimation Methods

Author 1: CHAKKOR SAAD Author 2: Baghouri Mostafa Author 3: Hajraoui Abderrahmane

Electrical energy production based on wind power has become the most popular renewable resources in the recent years because it gets reliable clean energy with minimum cost. The major challenge for wind turbines is the electrical and the mechanical failures which can occur at any time causing prospective breakdowns and… Read full abstract & cite →

Wind turbine Generator Fault diagnosis Frequency Estimation Monitoring Maintenance High Resolution Methods Current Signature Analysis

Abstract doi.org/10.14569/IJACSA.2014.050420 PDF

21

A Survey of Unstructured Text Summarization Techniques

Author 1: Sherif Elfayoumy Author 2: Jenny Thoppil

Due to the explosive amounts of text data being created and organizations increased desire to leverage their data corpora, especially with the availability of Big Data platforms, there is not usually enough time to read and understand each document and make decisions based on document contents. Hence, there is a… Read full abstract & cite →

text summarization unstructured data text mining unstructured data analytics

Abstract doi.org/10.14569/IJACSA.2014.050421 PDF

22

DUT Verification Through an Efficient and Reusable Environment with Optimum Assertion and Functional Coverage in SystemVerilog

Author 1: Deepika Ahlawat Author 2: Neeraj Kr. Shukla

Verification is the most integral part of chip manufacturing and testing and is as important as the designing. Verification provides with the actual implementation and functionality of a Design under Test (DUT) and checks if it meets the specifications or not. In this paper, a communication protocol has been verified… Read full abstract & cite →

Assertions Coverage Environment Mailbox Randomization SystemVerilog Threads Transactions

Abstract doi.org/10.14569/IJACSA.2014.050422 PDF

23

Towards a Modular Recommender System for Research Papers written in Albanian

Author 1: Klesti Hoxha Author 2: Alda Kika Author 3: Eriglen Gani Author 4: Silvana Greca

In the recent years there has been an increase in scientific papers publications in Albania and its neighboring countries that have large communities of Albanian speaking researchers. Many of these papers are written in Albanian. It is a very time consuming task to find papers related to the researchers’ work… Read full abstract & cite →

recommender system Albanian information retrieval intelligent search digital library

Abstract doi.org/10.14569/IJACSA.2014.050423 PDF

24

On an Overlaid Hybrid Wire/Wireless Interconnection Architecture for Network-on-chip

Author 1: Ling Wang Author 2: Zhihai Guo Author 3: Peng Lv Author 4: Yingtao Jiang

Network-on-Chip (NoC) built upon metal low-k interconnect wires, are to meet the ever stringent performance requirements in the future technology nodes. In response to this interconnection crisis, the wireless network-on-chip (WNoC), enabled by the availability of miniaturized on-chip antennas and transceivers, is envisioned one of the most revolutionary promising approach… Read full abstract & cite →

Network-on-Chip wireless subnet 2-Level Hybrid Mesh topology

Abstract doi.org/10.14569/IJACSA.2014.050424 PDF

25

Image Sharpness Metric Based on Algebraic Multi-grid Method

Author 1: Qian Ying Author 2: Ren Xue-mei Author 3: Huang Ying Author 4: Meng Li

In order to improve Mean Square Error of its reliance on reference images when evaluating image sharpness, the no-reference metric based on algebraic multi-grid is proposed. The proposed metric first reconstructs the original image by Algebraic Multi-grid (AMG), then compute the Mean Square Error between original image and reconstructed image… Read full abstract & cite →

image sharpness mean square error algebraic multigrid method sharpness metric image reconstruction

Abstract doi.org/10.14569/IJACSA.2014.050425 PDF

26

Investigating Students’ Achievements in Computing Science Using Human Metric

Author 1: Ezekiel U. Okike

This study investigates the role of personality traits, motivation for career choice and study habits in students’ academic achievements in the computing sciences. A quantitative research method was employed. Data was collected from 60 computing science students using the Myer Briggs Type indicator (MBTI) with additional questionnaires. A model of… Read full abstract & cite →

academic achievement personality traits computing science study habits

Abstract doi.org/10.14569/IJACSA.2014.050426 PDF

27

Malware Detection in Cloud Computing

Author 1: Safaa Salam Hatem Author 2: Dr. Maged H. wafy Author 3: Dr. Mahmoud M. El-Khouly

Antivirus software is one of the most widely used tools for detecting and stopping malicious and unwanted files. However, the long term effect of traditional host based antivirus is questionable. Antivirus software fails to detect many modern threats and its increasing complexity has resulted in vulnerabilities that are being exploited… Read full abstract & cite →

Malware Security Cloud Computing

Abstract doi.org/10.14569/IJACSA.2014.050427 PDF

28

EEG Mouse:A Machine Learning-Based Brain Computer Interface

Author 1: Mohammad H. Alomari Author 2: Ayman AbuBaker Author 3: Aiman Turani Author 4: Ali M. Baniyounes Author 5: Adnan Manasreh

The main idea of the current work is to use a wireless Electroencephalography (EEG) headset as a remote control for the mouse cursor of a personal computer. The proposed system uses EEG signals as a communication link between brains and computers. Signal records obtained from the PhysioNet EEG dataset were… Read full abstract & cite →

EEG BCI Data Mining Machine Learning SVMs NNs DWT Feature Extraction

Abstract doi.org/10.14569/IJACSA.2014.050428 PDF

29

Modeling and Forecasting the Number of Pilgrims Coming from Outside the Kingdom of Saudi Arabia Using Bayesian and Box-Jenkins Approaches

Author 1: SAMEER M. SHAARAWY Author 2: ESAM A. KHAN Author 3: MAHMOUD A. ELGAMAL

Pilgrimage has received a great attention by the government of Saudi Arabia. Of special interest is the yearly series of the Number of Pilgrims coming from Outside the kingdom (NPO) since it is one of the most important indicators in determining the planning mechanism for future hajj seasons. This study… Read full abstract & cite →

autoregressive processes identification estimation diagnostic checking forecasting Jeffreys' prior and posterior probability mass function

Abstract doi.org/10.14569/IJACSA.2014.050429 PDF

30

A new Hierarchical Group Key Management based on Clustering Scheme for Mobile Ad Hoc Networks

Author 1: Ayman EL-SAYED

The migration from wired network to wireless network has been a global trend in the past few decades because they provide anytime-anywhere networking services. The wireless networks are rapidly deployed in the future, secure wireless environment will be mandatory. As well, The mobility and scalability brought by wireless network made… Read full abstract & cite →

Group Key management Mobile Ad hoc network MANET security Unicast/Multicast protocols in MANET.

Abstract doi.org/10.14569/IJACSA.2014.050430 PDF

31

Human Recognition System using Cepstral Information

Author 1: Emna RABHI Author 2: Zied Lachiri

This paper presents a new method for human recognition using the cepstral information. The proposed method consists in extracting the Linear Frequency Cepstral Coefficients (LFCC) from each heartbeat in the homomorphic domain. Thus, the Hidden Markov Model (HMM) under Hidden Markov Model Toolkit (HTK) is used for electrocardiogram (ECG) classification… Read full abstract & cite →

Electrocardiogram(ECG) Linear Frequency Cepstral Coefficients( LFCC) Hidden Markov Model (HMM).

Abstract doi.org/10.14569/IJACSA.2014.050431 PDF

32

Incorporating Auxiliary Information in Collaborative Filtering Data Update with Privacy Preservation

Author 1: Xiwei Wang Author 2: Jun Zhang Author 3: Pengpeng Lin Author 4: Nirmal Thapa Author 5: Yin Wang Author 6: Jie Wang

Online shopping has become increasingly popular in recent years. More and more people are willing to buy products through Internet instead of physical stores. For promotional purposes, almost all online merchants provide product recommendations to their returning customers. Some of them ask professional recommendation service providers to help develop and… Read full abstract & cite →

auxiliary information collaborative filtering data growth nonnegative matrix factorization privacy

Abstract doi.org/10.14569/IJACSA.2014.050432 PDF

33

Surface Texture Synthesis and Mixing Using Differential Colors

Author 1: Qing Wu Author 2: Lin Shi Author 3: Stephen Bond Author 4: Yizhou Yu

In neighborhood-based texture synthesis, adjacent local regions need to satisfy color continuity constraints in order to avoid visible seams. Such continuity constraints seriously restrict the variability of synthesized textures, making it impossible to generate new textures by mixing multiple input textures with very different base colors. In this paper, we… Read full abstract & cite →

Abstract doi.org/10.14569/IJACSA.2014.050433 PDF