Volume 9, Issue 8 (2013) | Journal of Computer Science

AN EFFICIENT CELL PLACEMENT USING GRAVITATIONAL SEARCH ALGORITHMS

Rose Al Qasem — 2013-06-25

Journal of Computer Science, Published online: 25 June 2013; doi:10.3844/jcssp.2013.943.948

In modern chip design, cell placement is a stage in which cells representing well-defined functions are assigned physical locations, in a way that optimizes the total area and routing length. Cell pla...

A NOVEL APPROACH BASED ON GENETIC FUZZY CLUSTERING AND ADAPTIVE NEURAL NETWORKS FOR SALES FORECASTING

Attariuas Hichama — 2013-07-02

Journal of Computer Science, Published online: 2 July 2013; doi:10.3844/jcssp.2013.949.966

This article proposes a new hybrid sales forecasting system based on genetic fuzzy clustering and Back-Propagation (BP) Neural Networks with adaptive learning rate (GFCBPN).The proposed architecture c...

TRANSMISSION CONTROL PROTOCOL PERFORMANCE COMPARISON USING PIGGYBACK SCHEME IN WLANS

Ali Ahmad Milad — 2013-07-02

Journal of Computer Science, Published online: 2 July 2013; doi:10.3844/jcssp.2013.967.971

The main problem at wireless networks is the overhead at MAC layer; when the data physical rate is increasing it causes increasing the overhead and decreasing at the MAC efficiency. In this study we s...

OPTIMIZATION OF TEST CASES BY PRIORITIZATION

T. Prem Jacob — 2013-07-04

Journal of Computer Science, Published online: 4 July 2013; doi:10.3844/jcssp.2013.972.980

Regression testing is testing the software in order to make sure that the modification made on the program lines does not affect the other parts of the software, it is in maintenance phase and account...

ON-THE-FLY KEY GENERATION FOR AN EFFICIENT ROAD SIDE UNITS BASED AUTHENTICATION IN VEHICULAR NETWORKS

Ashraph Sulaiman — 2013-07-04

Journal of Computer Science, Published online: 4 July 2013; doi:10.3844/jcssp.2013.981.989

Obtaining efficient security without compromising privacy is a primary issue in vehicular communication. Though many counterparts proposed solutions in this regard, accommodating scalability, security...

DESIGN OF FUZZY LOGIC CONTROLLER FOR ONLINE SPEED REGULATION OF DC MOTOR USING PWM TECHNIQUE BASED ON LABORATORY VIRTUAL INSTRUMENT ENGINEERING WORKBENCH

Prema Kannan — 2013-07-04

Journal of Computer Science, Published online: 4 July 2013; doi:10.3844/jcssp.2013.990.997

This study details online speed regulation of DC motor using PWM technique based on LabVIEW. A fuzzy logic controller is designed to change the pulse width of switching signal applied to the converter...

THE DYNAMIC NONCE BASED AUTHENTICATION SCHEME TO DEFEND INTERMEDIARY ATTACK FOR WEB SERVICES

Elangovan Uma — 2013-07-04

Journal of Computer Science, Published online: 4 July 2013; doi:10.3844/jcssp.2013.998.1007

Nowadays, Web services have used drastically for various online applications like banking, e-bill processing. All online services need robust security architecture for handling sensitive data like use...

USER RECOMMENDATION ALGORITHM IN SOCIAL TAGGING SYSTEM BASED ON HYBRID USER TRUST

Wong Pei Voon — 2013-07-05

Journal of Computer Science, Published online: 5 July 2013; doi:10.3844/jcssp.2013.1008.1018

With the rapid growth of web 2.0 technologies, tagging become much more important today to facilitate personal organization and also provide a possibility for users to search information or discover n...

IMPROVING DATA AVAILABILITY IN MOBILE ENVIRONMENT USING DATA ALLOCATION

Moaiad Ahmad Khder — 2013-07-05

Journal of Computer Science, Published online: 5 July 2013; doi:10.3844/jcssp.2013.1019.1029

Data distribution is one of the crucial issues in Data Base Management Systems (DBMS) in general and in Mobile environment in Particular. It is important because, if not properly managed, it will caus...

NEW BURST ASSEMBLY AND SCHEDULING TECHNIQUE FOR OPTICAL BURST SWITCHING NETWORKS

V. Kavitha — 2013-07-06

Journal of Computer Science, Published online: 6 July 2013; doi:10.3844/jcssp.2013.1030.1040

The Optical Burst Switching is a new switching technology that efficiently utilizes the bandwidth in the optical layer. The key areas to be concentrated in Optical Burst Switching (OBS) networks are t...

COMPARING THE PERFORMANCE OF SEMANTIC IMAGE RETRIEVAL USING SPARQL QUERY, DECISION TREE ALGORITHM AND LIRE

Magesh — 2013-07-08

Journal of Computer Science, Published online: 8 July 2013; doi:10.3844/jcssp.2013.1041.1050

The ontology based framework is developed for representing image domain. The textual features of images are extracted and annotated as the part of the ontology. The ontology is represented in Web Onto...

INJECT AN ELASTIC GRID COMPUTING TECHNIQUES TO OPTIMAL RESOURCE MANAGEMENT TECHNIQUE OPERATIONS

R. Surendran — 2013-07-09

Journal of Computer Science, Published online: 9 July 2013; doi:10.3844/jcssp.2013.1051.1060

Evaluation of sharing on the Internet well- developed from energetic technique of grid computing. Dynamic Grid Computing is Resource sharing in large level high performance computing networks at world...

SPECTRAL DOMAIN FEATURES FOR OVARIAN CANCER DATA ANALYSIS

Ahmed Farag Seddik — 2013-07-09

Journal of Computer Science, Published online: 9 July 2013; doi:10.3844/jcssp.2013.1061.1068

The early detection of cancer is crucial for successful treatment. Medical researchers have investigated a number of early-diagnosis techniques. Recently, they have discovered that some cancers affect...

FORMAL VERIFICATION OF SAFETY MESSAGE DISSEMINATION PROTOCOL FOR VANETS

M. A. Berlin — 2013-07-09

Journal of Computer Science, Published online: 9 July 2013; doi:10.3844/jcssp.2013.1069.1078

This paper presents a formal verification of a safety message dissemination protocol used in vehicular ad-hoc networks. It is proposed to use Road Side Units to broadcast road hazard information to ve...

FUZZY ROUND ROBIN CPU SCHEDULING ALGORITHM

Bashir Alam — 2013-07-09

Journal of Computer Science, Published online: 9 July 2013; doi:10.3844/jcssp.2013.1079.1085

One problem in Round Robin CPU Scheduling is that if the time required for the running process is slightly more than time quantum even by a fraction value, then process gets preempted and context swit...