Volume 4, Issue 7 (2008) | Journal of Computer Science

Animation of Natural Language Specifications of Authentication Protocols

Mabroka A. Mayouf — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.503.508

Problem Statement: A few visualization tools have been created for protocol design and analysis. Although these tools provide an environment for designing security protocols, each one has its own prot...

An Improved Handwritten Tamil Character Recognition System using Octal Graph

R. J. Kannan — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.509.516

Problem Statement: Handwriting recognition has attracted voluminous research in recent times. The segmentation and recognition of the characters from handwritten scripts incorporates considerable over...

Dynamic Traffic Light Sequence Algorithm Using RFID

Khalid A.S. Al-Khateeb — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.517.524

Problem statement: Traffic congestion and tidal flow management were recognized as major problems in modern urban areas, which have caused much frustration and loss of man hours. Approach: In order to...

Solving Protein Folding Problem using Elitism-Based Compact Genetic Algorithm

Amr Badr — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.525.529

Proteins are vital components of living cells. A number of diseases such as Alzheimer's, Cystic fibrosis and Mad Cow diseases are shown to result from misfunctioning of proteins. Problem statement: Pr...

Synthesizing Behavioral Model of Event-Based Requirements

Seyyed M. Babamir — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.530.537

Problem Statement: in the software engineering field, satisfaction of user's requirements by software has been a matter of concern. Therefore, monitoring software behavior against user's high-level re...

A Novel Routing Technique against Packet Dropping Attack in Adhoc Networks

N. Bhalaji — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.538.544

Problem Statement: Mobile adhoc networks (MANETs) were extensively used in defense and rescue applications. The dynamic topology of MANETs allows nodes to join and leave the network at any point of ti...

Implementation of Low-Memory Reference FFT on Digital Signal Processor

Yi-Pin Hsu — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.545.549

Problem statement: In order to improve and implement Fast Fourier Transform (FFT), in general, an efficient parallel form in digital signal processor is necessary. The butterfly structure is an import...

Implementation of Phonetic Context Variable Length Unit Selection Module for Malay Text to Speech

Tian-Swee Tan — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.550.556

Problem statement: The main problem with current Malay Text-To-Speech (MTTS) synthesis system is the poor quality of the generated speech sound due to the inability of traditional TTS system to provid...

Human Computer Interaction Approach in Developing Customer Relationship Management

Mohd H.N.M. Nasir — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.557.564

Problem statement: Many published studies have found that more than 50% of Customer Relationship Management (CRM) system implementations have failed due to the failure of system usability and does not...

A New Enhancement for Security Mechanism in Routers

Khalid Khanfar — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.565.570

Problem statement: Routers are very important components in any network. They control and organize the in-bound traffic and the out-bound traffic. Controlling a router by an intruder leaves the enti...

An Empirical Validation of Object-Oriented Design Metrics for Fault Prediction

Jie Xu — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.571.577

Problem Statement: Object-oriented design has become a dominant method in software industry and many design metrics of object-oriented programs have been proposed for quality prediction, but there is ...

Effect of Hidden Layer Neurons on the Classification of Optical Character Recognition Typed Arabic Numerals

Nidal F. Shilbayeh — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.578.584

Problem statement: The effect of varying the number of nodes in the hidden layer and number of iterations are important factors in the recognition rate. In this paper, a novel and effective criterion ...

Performance of Unequal Error Protection Using Maximum A- posteriori Probability Algorithm and Modified MAP in Additive White Gaussian Noise and Fading Channel

T. Gnanasekaran — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.585.590

Problem statement: In this study we propose a method to improve the performance of Maximum A-Posteriori Probability Algorithm, which is used in turbo decoder. Previously the performance of turbo decod...

Skeleton Primitive Extraction Method on Textures with Different Nonlinear Wavelets

V. V. Kumar — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.591.599

Problem Statement: A novel method for dominant skeleton extraction of textures using different nonlinear wavelet transforms is proposed in this study. In the present study 3×3 masks are used for extr...

Semantic Web on Scope: A New Architectural Model for the Semantic Web

Haytham T. Al-Feel — 2008-07-31

Journal of Computer Science, Published online: 31 July 2008; doi:10.3844/jcssp.2008.613.624

Problem Statement: Current web contains billions of documents and has many administrative problems and limitations; in addition to that the web content is still accessible only to humans. The solution...