Volume 5, Issue 12 (2009) | Journal of Computer Science

A Context-Aware Mobile Organizer for University Students

Seyed Hadi Mirisaee — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.898.904

Problem statement: With the expansion of mobile devices, the usage of context-aware mobile applications is becoming very popular. Approach: One of mobile applications that are useful for university st...

Towards the Development of Speaker-Dependent and Speaker-Independent Hidden Markov Model-Based Thai Speech Synthesis

Suphattharachai Chomphan — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.905.914

Problem statement: Tone distortion in Thai languages can deteriorate not only the intelligibility of speech but also its naturalness. Therefore, the correctness of tone must be carefully taken into ac...

Formalized Model of Stabile Reengineering Information System Functional Elements (Business Processes)

Zahi A. Abu Sarhan — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.915.921

The process of reengineering the functional elements of management information system must presented as stable, in which all the kernel functional components of the management information system shoul...

Bluetooth Wireless Monitoring, Managing and Control for Inter Vehicle in Vehicular Ad-Hoc Networks

Helia Mamdouhi — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.922.929

Problem statement: The car users expect more and more accessories available in their cars, but the accessories available needed manage by driver manually and not properly manage by smart system. All t...

Information Hiding: A Generic Approach

Riad jabri — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.930.936

Problem statement: Privacy and security over communication channels are of primary concerns. Due to their complexity and diversity, there is a need for continuous improvements of the adopted solutions...

Does the Size of Personalized Menus Affect User Performance?

Khalid Al-Omar — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.937.947

Problem statement: To date, researchers have personalized graphical user interfaces for individual users to reduce visual search time. Little research, however, has been directed at understanding the ...

Vision Based Reconstruction Multi-Clouds of Scale Invariant Feature Transform Features for Indoor Navigation

Abbas M. Ali — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.948.955

Problem statement: Navigation for visually impaired people needs to exploit more approaches for solving problems it has, especially in image based methods navigation. Approach: This study introduces a...

Server Optimization Using Heuristic Algorithms for Dynamic-Split-and-Merge Scheme in Wireless Multicast

R. Sukumar — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.956.961

Problem statement: In order to minimize the overall network traffic in a multiserver system, the number of users served by each server (and hence the group size) should remain constant. As the underly...

Omega Network Hash Construction

Chai Wen Chuah — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.962.973

Problem statement: Cryptographic hash functions are important cryptographic primitives. They are commonly used for data integrity checking and data authentication. Most of the cryptographic hash funct...

Simulated Annealing with Deterministic Decisions

Taisir Eldos — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.974.979

Problem statement: Simulated Annealing (SA) algorithms have been used in solving a wide range of discrete optimization problems for many years, with well know drawbacks like the computational time and...

Optimal Thyristor Control Series Capacitor Neuro-Controller for Damping Oscillations

M. Magaji — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.980.987

This study applies a neural-network-based optimal TCSC controller for damping oscillations. Optimal neural network controller is related to model-reference adaptive control, the network controller is ...

Static Segmentation of the Lips for Follow-Up

M. L. Hamidatou — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.988.994

Problem statement: The objective of this study particularly aims the static segmentation of the lips. Approach: For that, we proposed algorithms for the determination of certain characteristic points ...

Swarm Negative Selection Algorithm for Electroencephalogram Signals Classification

Nasser Omer Sahel Ba-Karait — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.995.1002

Problem statement: The process of epilepsy diagnosis from EEG signals by a human scorer is a very time consuming and costly task considering the large number of epileptic patients admitted to the hosp...

A New Smooth Support Vector Machine and Its Applications in Diabetes Disease Diagnosis

Santi Wulan Purnami — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1003.1008

Problem statement: Research on Smooth Support Vector Machine (SSVM) is an active field in data mining. Many researchers developed the method to improve accuracy of the result. This study proposed a ne...

Implementation of CONCEIVER++: An Object-Oriented Program Understanding System

Nor Fazlida Mohd Sani — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1009.1019

Problem statement: Understanding on computer program is a complex cognitive activity. It is ability and also a difficult task especially for novice programmer. The object-oriented languages has widely...

Multiple Constraints for Ant Based Multicast Routing in Mobile Ad Hoc Networks

A. Sabari — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1020.1027

Problem statement: A Mobile Ad hoc Network (MANET) is one of the challenging environments for multicast. Since the associated overhead is more, the existing studies illustrate that tree-based and mesh...

Efficient Approach for Security Information Retrieval by Using Grid

Hameed Ullah Khan — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1028.1033

Problem statement: This article communicated an approach for determining the exact location/position of the target(s) (human) by applying Grid (matrix) method. Approach: The Main-Grid in-return furthe...

A Prototype Design for Enhancing Customer Trust in Online Payments

Thair Al-Dala’in — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1034.1041

Problem statement: The adoption of mobile device technology can contribute significantly to enhance customers trust in online payment systems. Approach: The perceptions and preferences of online shopp...

Comparison Study of Transmission Control Protocol and User Datagram Protocol Behavior over Multi-Protocol Label Switching Networks in Case of Failures

Taha Ahmed Al-Radaei — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1042.1047

Problem statement: In only a few years, Multi-Protocol Label Switching (MPLS) has evolved from an exotic technology to a mainstream tool used by service providers to create revenue-generating services...

An "Expert System" For Stereoscopic 3D Visualization (with out the Application of Conventional Attachments to the Eyes) of Computer Acquired and Computer Generated Stereopairs

N. Sandya Rani — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1048.1054

Problem statement: Though stereoscopic 3D visualization technology has made considerable progress, it was always associated with eye attachments, like wearing color glasses, wearing Polaroid glasses, ...

Experimental Evaluation of Bottleneck Link Utilization with New-Additive Increase Multiplicative Decrease Congestion Avoidance and Control Algorithm

Hayder Natiq Jasem — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1055.1059

Problem statement: As the Internet becomes increasingly heterogeneous, the issue of congestion control becomes ever more important. And the link utilization is one of the important things in term of c...

Distributed Real Time Architecture for Data Placement in Wireless Sensor Networks

Sanjeev Gupta — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1060.1067

Problem statement: Application scenarios of Wireless Sensor Networks (WSN) create interesting design challenges since the sensor nodes used to collect and communicate data may fail suddenly and unpred...

Bandwidth-Adaptive Scheduling for Quality of Service Enhancement of Real-Time Multimedia Applications in Network Processor Based Router

R. Avudaiammal — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1068.1074

Problem statement: An explosive growth of multimedia applications in internet has stressed the performance of routers. Hence managing Quality of Service (QoS) enhancement of real-time multimedia appli...

Evaluating Defense Architecture Frameworks for C4I System Using Analytic Hierarchy Process

Abdullah S. Alghamdi — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1075.1081

Problem statement: The Command, Control, Communications, Computers and Intelligence (C4I) Systems provided situational awareness about operational environment and supported in decision making and dire...

Energy Efficient Hidden Markov Model Based Target Tracking Mechanism in Wireless Sensor Networks

B. Amutha — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1082.1090

Problem statement: Target tracking is a challenging application in Wireless Sensor Networks (WSNs) because it is computation-intensive and requires real-time location processing. This study proposes a...

New Directions in Cryptanalysis of Block Ciphers

Davood RezaeiPour — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1091.1094

Problem statement: The algebraic expression of the Advanced Encryption Standard (AES) RIJNDAEL S-box involved only 9 terms. The selected mapping for RIJNDAEL S-box has a simple algebraic expression. T...

Unequally Error Protected Wireless Data Transmission Using Channel State Information and Adaptive Encoders

Yaseen H. Tahir — 2009-12-31

Journal of Computer Science, Published online: 31 December 2009; doi:10.3844/jcssp.2009.1095.1100

Problem statement: Higher data transmission rate with Quality of Services (QoS) guarantee is an important objective for wireless broadband communication systems. Unlike other communication system, rea...