Volume 7, Issue 5 (2011) | Journal of Computer Science

Interactive Computing Framework for Engineering Applications

Jovana Knezevic — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.591.599

Problem statement: Even though the computational steering state-of-the-art environments allow users to embed their simulation codes as a module for an interactive steering without the necessity for ...

Quality of Service Policy for IEEE 802.11 Networks with Service Rate Selection based on Fairness Index

Lia Toledo Moreira Mota — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.600.604

Problem statement: The IEEE802.11 standard states that all stations have the same probability of accessing the network, but does not consider important parameters such as transmission rates and sign...

Application of Hybrid Encoding Genetic Algorithm on Pickup and Delivery Traveling Salesman Problem with Traffic Conditions

Supat Patvichaichod — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.605.610

Problem statement: This study deals with the pickup and delivery traveling salesman problem with traffic conditions (PDTSPTW), an extension of the pickup and delivery traveling salesman problem (PDT...

Weighted Kernel Density Estimation of the Prepulse Inhibition Test

Hongbo Zhou — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.611.618

Problem statement: The goal of this study was to devise a more reliable and sensitive method for analysis of experimental data of the Prepulse Inhibition (PPI), the reduction in startle reaction tow...

Decision Based Development of Productline: A Quintessence Usability Approach

R.V. Siva Balan — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.619.628

Problem statement: A well designed user interface is comprehensible and controllable, helping users to complete their work successfully and efficiently and to feel competent and satisfied. To improv...

Situation, Team and Role based Access Control

Kyoji Kawagoe — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.629.637

Problem statement: An emergency system of sharing and exchanging user’s personal information is demanded in medical treatment and disaster situations. Approach: In such a system, personal informatio...

Performance Analysis of Global Search Algorithm Based Multiuser Detector for Multi Carrier Code Division Multiple Access System under Clipping Noise

S. Sivanesskumar — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.638.643

Problem statement: Multi Carrier Code Division Multiple Access (MC-CDMA), a promising technology for the 4G communication systems. The major limitation of MC-CDMA system is the Multiple Access Inter...

A Fast Hybrid Algorithm Approach for the Exact String Matching Problem Via Berry Ravindran and Alpha Skip Search Algorithms

Abdulwahab Ali Almazroi — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.644.650

Problem statement: String matching algorithm had been an essential means for searching biological sequence database. With the constant expansion in scientific data such as DNA and Protein; the devel...

Authentication Based and Optimized Routing Technique in Mobile Ad hoc Networks

S. Varadhaganapathy — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.651.656

Problem statement: An Ad hoc network has been defined as a self-organizing, dynamic topology network formed by a group of wireless mobile nodes. Minimal configuration, absence of infrastructure and q...

A Novel Approach to Medical Image Segmentation

Nandagopalan Shanmugam — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.657.663

Problem statement: Segmentation is a vital aspect of medical imaging. It aids in the visualization of medical data and diagnostics of various diseases. Ultrasound image segmentation, in particular e...

Comparison between Vertex Merge Algorithm and Dsatur Algorithm

Handrizal — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.664.670

Problem statement: In this study, the channel allocation problem in direct sequence spread spectrum was investigated. First, Coloring in channel allocation has been discussed in detail. Second; a ne...

Design of Synthetic Optimizing Neuro Fuzzy Temperature Controller for Dual Screw Profile Plastic Extruder Using Labview

Ravi Samikannu — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.671.677

Problem statement: The temperature control in plastic extrusion machine is an important factor to produce high quality plastic products. The first order temperature control system in plastic extrusi...

Varying Overhead Ad Hoc on Demand Vector Routing in Highly Mobile Ad Hoc Network

V. Balaji — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.678.682

Problem statement: An inherent feature of mobile ad hoc networks is the frequent change of network topology leading to stability and reliability problems of the network. Highly dynamic and dense net...

A Novel Technique for Web Log mining with Better Data Cleaning and Transaction Identification

J. Vellingiri — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.683.689

Problem statement: In the internet era web sites on the internet are useful source of information for almost every activity. So there is a rapid development of World Wide Web in its volume of traffi...

Structured Integration Test Suite Generation Process for Multi-Agent System

Zina Houhamdi — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.690.697

Problem statement: In recent years, Agent-Oriented Software Engineering (AOSE) methodologies are proposed to develop complex distributed systems based upon the agent paradigm. The implementation for...

Efficient Multimodal Biometric Authentication Using Fast Fingerprint Verification and Enhanced Iris Features

A. Jameer Basha — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.698.706

Problem statement: The accuracy of biometric systems varies with the kind of biometric feature used in it. The Unmoral biometric system is prone to interclass variations. Approach: We implement Mult...

Feature Subset Selection for Hot Method Prediction using Genetic Algorithm wrapped with Support Vector Machines

Sandra Johnson — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.707.714

Problem statement: All compilers have simple profiling-based heuristics to identify and predict program hot methods and also to make optimization decisions. The major challenge in the profile-based ...

Accurate Orthogonal Circular Moment Invariants of Gray-Level Images

Khalid Mohamed Hosny — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.715.722

Problem statement: Orthogonal circular moments of gray level images such as Zernike, pseudo Zernike and Fourier-Mellin moments are widely used in different applications of image processing, pattern ...

Misbehaving Node Detection in Mobile Ad Hoc Networks using Multi Hop Acknowledgement Scheme

Usha Sakthivel — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.723.730

Problem statement: For any node in a Mobile Ad hoc Network conservation of battery power and bandwidth are the priority. Hence, they try to reduce the overload they would otherwise incur when they f...

Comparative Performance Evaluation of Routing Algorithms in IEEE 802.15.4 and IEEE 802.11 with Different Ad Hoc Routing Protocol

P. Anitha — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.731.735

Problem statement: Wireless ADHOC networks are self organized dynamic networks can share wireless channel without any established central control standard for IEEE 802.11. Approach: The most common ...

Improved Vertex Chain Code Based Mapping Algorithm for Curve Length Estimation

Habibollah Haron — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.736.743

Problem statement: Image representation has always been an important and interesting topic in image processing and pattern recognition. However, curve tracing and its relative operations are the main...

OR-Bridging Fault Identification and Diagnosis for Exclusive-OR Sum of Products Reed-Muller Canonical Circuits

V. Geetha — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.744.748

Problem statement: The faults in digital circuit can be classified broadly as single stuck-atfaults, multiple stuck-ay-faults, stuck-open faults, stuck-on faults, path delay faults, transient faults....

The Efficiency Measurement of Parallel Production Systems: A Non-radial Data Envelopment Analysis Model

Ali Ashrafi — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.749.756

Problem statement: Data Envelopment Analysis (DEA) is a non-parametric technique for measuring the relative efficiency of a set of production systems or Decision Making Units (DMU) that have multipl...

Classifying Single Trail Electroencephalogram Using Gaussian Smoothened Fast Hartley Transform for Brain Computer Interface during Motor Imagery

V. B. Deepa — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.757.761

Problem statement: Brain-Computer Interface (BCI) is a emerging research area which translates the brain signals for any motor related actions into computer understandable signals by capturing the s...

Improving the Performance of Multivariate Bernoulli Model based Documents Clustering Algorithms using Transformation Techniques

Perumal Pitchandi — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.762.769

Problem statement: Document clustering is the most important areas of data mining since they are very much and currently the subject of significant global research since such areas strengthen the en...

Design Dynamic Coupling Measurement of Distributed Object Oriented Software Using Trace Events

S. Babu — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.770.778

Problem statement: A common way to define and measure coupling is through structural properties and static code analysis. However, because of polymorphism, dynamic binding and the common presence of...

Cache Based Distributed Query Processing in Mobile Ad hoc Networks

T. P. Andamuthu — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.779.784

Problem statement: In the last few years, the evolution of the mobile networks leads to the query processing in mobile computing an impressive research area. The mobile computing technology needs to...

A Novel Enhancement Technique of the Hill Cipher for Effective Cryptographic Purposes

A. F.A. Abidin — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.785.789

Problem statement: The Hill cipher is the first polygraph cipher which has a few advantages in data encryption. However, it is vulnerable to known plaintext attack. Besides, an invertible key matrix ...

Applying Packet Generator for Secure Network Environment

Mohammed N. Abdul Wahid — 2011-05-07

Journal of Computer Science, Published online: 7 May 2011; doi:10.3844/jcssp.2011.790.799

Problem statement: Viruses and hacker attacks typically generate a recognizable pattern or “signature” of packets. Most of Network Traffic Analyzer can identify these packets and alert the adminis...

Feature Selection for High Dimensional Data: An Evolutionary Filter Approach

Anwar Ali Yahya — 2011-05-09

Journal of Computer Science, Published online: 9 May 2011; doi:10.3844/jcssp.2011.800.820

Problem statement: Feature selection is a task of crucial importance for the application of machine learning in various domains. In addition, the recent increase of data dimensionality poses a sever...