Volume 6, Issue 1 (2010) | Journal of Computer Science

Advanced Information Technology of Slot-Switching Network Schemes for on All-Optical Variable-Length Packet

Soung Yue Liew — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.1.11

Problem Statement: The purpose of this paper was to investigate all optical packet switching, because it was the key to the success of the future Internet. It can meet the stringent bandwidth requir...

Optimal Test Time for System-on-Chip Designs using Fuzzy Logic and Process Algebra

G. Rohini — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.12.17

Problem statement: Test scheduling is crucially important for optimal SoC test automation to allocate the limited available test resources. In this study we introduced a fuzzy based engine to allocate...

Modified Curvelet Thresholding Algorithm for Image Denoising

Al-Dahoud Ali — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.18.23

Problem statement: This study introduced an adaptive thresholding method for removing additive white Gaussian noise from digital images. Approach: Curvelet transform employed in the proposed scheme pr...

Arabic Short Text Compression

Iman Omer — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.24.28

Problem statement: Text compression permits representing a document by using less space. This is useful not only to save disk space, but more importantly, to save disk transfer and network transmissio...

Attack of Against Simplified Data Encryption Standard Cipher System Using Neural Networks

Khaled M. Alallayah — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.29.35

Problem statement: The problem in cryptanalysis can be described as an unknown and the neural networks are ideal tools for black-box system identification. In this study, a mathematical black-box mode...

Analytical Study on Fundamental Frequency Contours of Thai Expressive Speech Using Fujisaki's Model

Suphattharachai Chomphan — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.36.42

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...

A Novel Database Design for Student Information System

Noraziah Ahmad — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.43.46

Problem statement: A new system designed, where necessary and alternative solutions given to solve the different problems and the most feasible solution were selected. Approach: This study presents th...

An Integrated Model for the Versioning of Image Objects

S. Khaddaj — 2010-07-31

Journal of Computer Science, Published online: 31 July 2010; doi:10.3844/jcssp.2010.47.51

Problem statement: The efficient management and retrieval of the enormous volumes of information generated by many imaging applications is still a challenging problem. Approach: In this study we are p...

Invariant Image Watermarking Using Accurate Zernike Moments

Ismail A. Ismail — 2010-07-31

Journal of Computer Science, Published online: 31 July 2010; doi:10.3844/jcssp.2010.52.59

Problem statement: Digital image watermarking is the most popular method for image authentication, copyright protection and content description. Zernike moments are the most widely used moments in ima...

Single Pass Seed Selection Algorithm for k-Means

K. Karteeka Pavan — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.60.66

Problem statement: The k-means method is one of the most widely used clustering techniques for various applications. However, the k-means often converges to local optimum and the result depends on the...

Feature Extraction for Characterization of Breast Lesions in Ultrasound Echography and Elastography

Shirley Selvan — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.67.74

Problem statement: Elastography is developed as a quantitative approach to imaging linear elastic properties of tissues to detect suspicious tumors. We propose an automatic feature extraction method i...

Parallel Calculation Sensitivity Function for Multi Tasking Environments

Hamed Al Rjoub — 2010-08-31

Journal of Computer Science, Published online: 31 August 2010; doi:10.3844/jcssp.2010.75.79

Problem statement: Calculating sensitive functions for a large dimension control system to find the unknowns vectors for a linear system in both single and multi processors, is not considered internal...

Swarm-Based Feature Selection for Handwriting Identification

Siti Zaiton Mohd Hashim — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.80.86

Problem statement: Handwriting identification is the study for identifying or verifying the writer of a given handwritten document. Since the handwriting features are the cornerstone in the writers' c...

A Free Educational Java Framework for Graph Algorithms

Gianluca Costa — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.87.91

Problem statement: In the teaching of graph theory algorithms it is important that students can experiment them on numerical instances in order to fully understand their logical meaning and to learn h...

Land Cover Change Detection Using Texture Analysis

Xiaofeng Wu — 2010-01-31

Journal of Computer Science, Published online: 31 January 2010; doi:10.3844/jcssp.2010.92.100

Problem statement: It is an important task to detect land cover changes from remotely sensed data for environmental monitoring. Although there are some applications of visual textures to the land use,...