Volume 4, Issue 8 (2008) | Journal of Computer Science

Genetic Algorithm Based Probabilistic Motif Discovery in Unaligned Biological Sequences

M. Hemalatha — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.625.630

Finding motif in biosequences is the most important primitive operation in computational biology. There are many computational requirements for a motif discovery algorithm such as computer memory spac...

Self-Generation ART-1 Neural Network with Gradient-Descent Method Aid for Latin Alphabet Recognition

Mbaïtiga Zacharie — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.631.637

Problem statement: In this study a self-generation ART-1 neural network that is an efficient algorithm that emulates the self-organizing pattern recognition developed to avoid the stability-plasticity...

An Efficient Algorithm for Mining Maximal Frequent Item Sets

A. M.J.M.Z. Rahman — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.638.645

Problem Statement: In today's life, the mining of frequent patterns is a basic problem in data mining applications. The algorithms which are used to generate these frequent patterns must perform effic...

Multi Directional Geographical Traceback with n Directions Generalization

S. Karthik — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.646.651

Problem Statement: Denial of Service/Distributed Denial of Service (DoS/DDoS) attacks deny regular, internet services from being accessed by legitimate users, either by blocking the services completel...

Efficient Technique to Detect the Region of Interests in Mammogram Images

Moussa H. Abdallah — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.652.662

Problem Statement: Breast cancer is the second leading cause of cancer deaths in women today after lung cancer and is the most common cancer among women. The development of efficient technique to earl...

Detection of Respiratory Abnormalities Using Artificial Neural Networks

Mahdi J. Baemani — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.663.667

Problem Statement: Lung disease is a major threat to the human health regarding the industrial life, air pollution, smoking, and infections. Lung function tests are often performed using spirometry. A...

Classification by Discriminant Analysis of Energy in View of the Detection of Accented Syllables in Standard Arabic

A. Chentir — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.668.673

Problem Statement: Current algorithms for the recognition and synthesis of Arabic prosody concentrate on identifying the primary stressed syllable of accented words on the basis of fundamental frequen...

Constructing a Grid Simulation for E-Governance Applications Using GridSim

Mrs. P. Sumathi — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.674.679

This study provides a design framework for the adoption of grid computing for e-governance applications. Problem statement: E-Governance is the application of information and communication technology ...

An Improved TCP Connection Protocol over Wireless Mobile Networks with Mobile Nodes Handoff

Maen M. Al Assaf — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.680.692

Problem Statement: This study proposes a TCP layer protocol (Div-TCP) that aims to give a solution for communication over wireless mobile networks that have the occurrence of handoff at anytime. It de...

Evaluating E-learning Programs: An Adaptation of Kirkpatrick's Model to Accommodate E-learning Environments

Thair M. Hamtini — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.693.698

Problem Statement: Kirkpatrick's model for the evaluation of training programs has been a staple in institutional learning since 1959 and is easily applicable to any training program. Approach: This m...

Graph Based Segmentation in Content Based Image Retrieval

P. S. Suhasini — 2008-08-31

Journal of Computer Science, Published online: 31 August 2008; doi:10.3844/jcssp.2008.699.705

Problem statement: Traditional image retrieval systems are content based image retrieval systems which rely on low-level features for indexing and retrieval of images. CBIR systems fail to meet user e...