Volume 7, Issue 8 (2011) | Journal of Computer Science

A Discrete Event Simulation Framework for Utility Accrual Scheduling Algorithm in Uniprocessor Environment

Idawaty Ahmad — 2011-07-14

Journal of Computer Science, Published online: 14 July 2011; doi:10.3844/jcssp.2011.1133.1140

Problem statement: The heterogeneity in the choice of simulation platforms for real time scheduling stands behind the difficulty of developing a common simulation environment. A Discrete Event Simulat...

Deduction of Oral Cancer Using Fuzzy Linear Regression

S. Arulchinnappan — 2011-07-14

Journal of Computer Science, Published online: 14 July 2011; doi:10.3844/jcssp.2011.1141.1145

Problem statement: To examine the risk factors of oral cancer at the earlier stage. Smoking, chewing, and drinking are the major risk factors which cause oral cancer considered as input variables. App...

A Neuro Fuzzy Technique for Process Grain Scheduling of Parallel Jobs

S. V. Sudha — 2011-07-14

Journal of Computer Science, Published online: 14 July 2011; doi:10.3844/jcssp.2011.1146.1151

Problem statement: We present development of neural network based fuzzy inference system for scheduling of parallel Jobs with the help of a real life workload data. The performance evaluation of a par...

A Secure Simple Authenticated Key Exchange Algorithm based Authentication for Social Network

P. Venkateswari — 2011-07-14

Journal of Computer Science, Published online: 14 July 2011; doi:10.3844/jcssp.2011.1152.1156

Problem statement: This study describes about a robust and secured authentication procedure that can be adapted in a private forum within a Social Network Site (SNS) to update its user’s profile. Ap...

Acknowledgment based Reputation Mechanism to Mitigate the Node Misbehavior in Mobile Ad Hoc Networks

K. Gopalakrishnan — 2011-07-14

Journal of Computer Science, Published online: 14 July 2011; doi:10.3844/jcssp.2011.1157.1166

Problem statement: The cooperation between the nodes is essential to discover and maintain routes in mobile ad hoc network. Due to the presence of misbehaving nodes, the node cooperation is not always...

Integrating Components in Software Product Line to Build High Quality Products

Lena Khaled — 2011-07-14

Journal of Computer Science, Published online: 14 July 2011; doi:10.3844/jcssp.2011.1167.1171

Problem statement: The main part of building any system is achieving high level of quality and developing qualities it is achieve. Many organizations do not take into account the highest level of qual...

Development of Wideband Planar Inverted-F Antennas for Wireless Application

Saida Ibnyaich — 2011-07-14

Journal of Computer Science, Published online: 14 July 2011; doi:10.3844/jcssp.2011.1172.1177

Problem statement: Due to the rapid development in wireless communication, the antennas capable of broad-band operations are very demanding in cellular communications systems. Among various possible a...

Performance Analysis of Different Optical Switching Architectures

Salman Ali Al-Qahtani — 2011-07-14

Journal of Computer Science, Published online: 14 July 2011; doi:10.3844/jcssp.2011.1178.1186

Problem statement: Optical Packet Switching (OPS) and transmission networks based on Wavelength Division Multiplexing (WDM) have been increasingly deployed in the Internet infrastructure over the last...

Fault Tolerant Control Using Proportional-Integral-Derivative Controller Tuned by Genetic Algorithm

S. Kanthalakshmi — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1187.1193

Problem statement: The growing demand for reliability, maintainability and survivability in industrial processes has drawn significant research in fault detection and fault tolerant control domain. A ...

An Appearance based Method for Eye Gaze Tracking

S. V. Sheela — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1194.1203

Problem statement: Gaze estimation systems compute the direction of eye gaze based on observed eye movements. The need for gaze-contingent applications is the basis of the current research work. The g...

Enhancing the Color Set Partitioning in Hierarchical Tree (SPIHT) Algorithm Using Correlation Theory

M. Santhi — 2011-07-16

Journal of Computer Science, Published online: 16 July 2011; doi:10.3844/jcssp.2011.1204.1211

Problem statement: Efficient color image compression algorithm is essential for mass storage and the transmission of the image. The compression efficiency of the Set Partitioning in Hierarchical Tre...

An Effective Contributory Re-Keying Approach to Compute Conference Key

D. Thilagavathy — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1212.1217

Problem statement: With the explosive growth of and internet and web applications many emerging group-oriented distributed applications such as tele/video-conferencing, multiplayer games are based o...

Flooding Distributed Denial of Service Attacks-A Review

Khadijah Wan Mohd Ghazali — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1218.1223

Problem statement: Flaws either in users’ implementation of a network or in the standard specification of protocols has resulted in gaps that allow various kinds of network attack to be launched. Of...

Implementing Rede Universitaria de Telemedicina Usability-the Brazilian Telemedicine University Network

Wilson Coury — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1224.1229

Problem statement: Remote and underserved regions in Brazil have a lack of specialized doctors for health assistance and education. Approach: The Brazilian Telehealth initiative enables videoconfere...

Improvement of Image Matching by using the Proximity Criterion: Application to Omnidirectional and Perspective Images

Ibrahim Guelzim — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1230.1236

Problem statement: In computer vision, matching is an important phase for several applications (object reconstruction, robot navigation ...). The similarity measures used provided results which coul...

A Hybrid Model for Load Aware Trust Management in Grid

K. Selvi — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1237.1243

Problem statement: Trust management in a distributed dynamic environment like grid has been very vital since the allocation of appropriate resources to meet user request influences the success of the ...

Design For Test Technique for Leakage Power Reduction in Nanoscale Static Random Access Memory

N. M. Sivamangai — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1252.1260

Problem statement: As technology scales down, the integration density of transistors increases and most of the power is dissipated as leakage. Leakage power reduction is achieved in Static Random Acce...

Automatic Boundary Detection of Wall Motion in Two-dimensional Echocardiography Images

Faten Abed Ali Dawood — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1261.1266

Problem statement: Medical image analysis is a particularly difficult problem because the inherent characteristics of these images, including low contrast, speckle noise, signal dropouts and complex...

A Quality of Service Broker Based Process Model for Dynamic Web Service Composition

Maya Rathore — 2011-07-15

Journal of Computer Science, Published online: 15 July 2011; doi:10.3844/jcssp.2011.1267.1274

Problem statement: With fast spreading of web services technology over the Internet, the quality aspects of a web service has received significant attention to the practitioners. The quality of web ...

Study of Electromagnetic Radiation and Specific Absorption Rate of Mobile Phones with Fractional Human Head Models via Green's Functions

Nookala Srinivasa Rao — 2011-07-16

Journal of Computer Science, Published online: 16 July 2011; doi:10.3844/jcssp.2011.1275.1283

Problem statement: Electromagnetic Radiation from mobile hand set is identified as one of the side effects for increasing rate of brain tumor. Due to this reason, Mobile phone industries are attentive...

Evaluating the Performance of Equitable Dominating based Content Distribution Network Design

Amutharaj Joyson — 2011-07-16

Journal of Computer Science, Published online: 16 July 2011; doi:10.3844/jcssp.2011.1284.1294

Problem statement: In this study, we considered an efficient and resilient large file content push problem in a large scale distributed content delivery networks and investigated the Quality of Servic...

A Stringent Authorization using Principles and Policy for Grid Computing

A. R. Jayasudha — 2011-08-08

Journal of Computer Science, Published online: 8 August 2011; doi:10.3844/jcssp.2011.1295.1301

Problem statement: The current information security mechanisms are insufficient to address authorization issues. The access control models today are mostly static and they are not wellsuited for the s...

The Public User's Role in Breast Self-Examination Teleconsultation System Development: Modified User-Created Content Approach

Norayu A. Talib — 2011-07-16

Journal of Computer Science, Published online: 16 July 2011; doi:10.3844/jcssp.2011.1302.1309

Problem statement: Teleconsultation services had been introduced in Malaysia for almost 10 years yet it has not been optimally adopted even though it was found that teleconsultation in Malaysia is cos...

Modeling of Fundamental Frequency Contour of Thai Expressive Speech using Fujisaki's Model and Structural Model

Suphattharachai Chomphan — 2011-08-09

Journal of Computer Science, Published online: 9 August 2011; doi:10.3844/jcssp.2011.1310.1317

Problem statement: In spontaneous speech communication, prosody is an important factor that must be taken into account, since the prosody effects on not only the naturalness but also the intelligibili...