Volume 8, Issue 5 (2012) | Journal of Computer Science

A New Self-Adaptive Neuro Fuzzy Inference System for the Removal of Non-Linear Artifacts from the Respiratory Signal

A. Bhavani Sankar — 2012-02-16

Journal of Computer Science, Published online: 16 February 2012; doi:10.3844/jcssp.2012.621.631

Problem statement: In this study, a new ANFIS-based adaptive filter is proposed to remove the non-linear artifacts from the respiratory signal measured using MEMS based accelerometer sensor. The data ...

Dynamic Approach to Defend Against Distributed Denial of Service Attacks Using an Adaptive Spin Lock Rate Control Mechanism

R. Anurekha — 2012-02-17

Journal of Computer Science, Published online: 17 February 2012; doi:10.3844/jcssp.2012.632.636

Problem statement: The last decade has seen many prominent Distributed Denial of Service (DDoS) attacks on high profile webservers. In this study, we deal with DDoS attacks by proposing a dynamic reac...

Enhancing Security in E-Health Communications using Multi-Agent System

Rossilawati Sulaiman — 2012-02-17

Journal of Computer Science, Published online: 17 February 2012; doi:10.3844/jcssp.2012.637.647

Problem statement: In this study, we address the security needs in online communications, specifically in the e-health domain. We focus on how to provide different security strengths to different type...

Adaptive Multi-Path Routing for Load Balancing in Mobile Ad Hoc Networks

S. Soundararajan — 2012-02-18

Journal of Computer Science, Published online: 18 February 2012; doi:10.3844/jcssp.2012.648.655

Problem statement: Load balancing and network congestion are the major problems in Mobile Ad-hoc Networks (MANET) routing. Most of the existing routing protocols provide solutions to load balancing or...

A Density Based Dynamic Data Clustering Algorithm based on Incremental Dataset

S. Angel Latha Mary — 2012-02-20

Journal of Computer Science, Published online: 20 February 2012; doi:10.3844/jcssp.2012.656.664

Problem statement: Clustering and visualizing high-dimensional dynamic data is a challenging problem. Most of the existing clustering algorithms are based on the static statistical relationship among ...

A Forager Bee's Intelligence Inspired Dynamic Queue Scheduling for the Internet Traffic

Y. Suresh — 2012-02-22

Journal of Computer Science, Published online: 22 February 2012; doi:10.3844/jcssp.2012.665.672

Problem statement: In the present evolution of large scale internet communication, per flow control scheme faces scalability issue due to tremendous number of flows. The aggregation based approaches s...

A Fault Tolerant Congestion Aware Routing Protocol for Mobile Adhoc Networks

G. Rajkumar — 2012-02-23

Journal of Computer Science, Published online: 23 February 2012; doi:10.3844/jcssp.2012.673.680

Problem statement: The performance of ad hoc routing protocols will significantly degrade when there are faulty nodes in the network. Packet losses and bandwidth degradation are caused due to congesti...

Integration of Genetic Algorithm with Tabu Search for Job Shop Scheduling with Unordered Subsequence Exchange Crossover

R. Thamilselvan — 2012-02-24

Journal of Computer Science, Published online: 24 February 2012; doi:10.3844/jcssp.2012.681.693

Problem statement: The problem of scheduling n jobs on m machines with each job having specific machine route has been researched over the decade. The Job Shop Scheduling (JSS) is one of the hardest ...

Performance of Improved Directed Diffusion Protocol for Sensor Networks under Different Mobility Models

K. E. Kannammal — 2012-02-25

Journal of Computer Science, Published online: 25 February 2012; doi:10.3844/jcssp.2012.694.700

Problem statement: In sensor networks, some routing protocols performance differs under different mobility models. In ns2, there are two kinds of directed diffusion protocols, rate based gradient mech...

Features Extraction Based on Linear Regression Technique

Khalid W. Magld — 2012-02-25

Journal of Computer Science, Published online: 25 February 2012; doi:10.3844/jcssp.2012.701.704

Problem statement: The matching problem of complex objects is one of the most difficult task in the pattern recognition field. These problems are made difficult by seemingly infinite varieties of shap...

Parallel Memetic Algorithm for VLSI Circuit Partitioning Problem using Graphical Processing Units

P. Subbaraj — 2012-02-27

Journal of Computer Science, Published online: 27 February 2012; doi:10.3844/jcssp.2012.705.710

Problem statement: Memetic Algorithm (MA) is a form of population-based hybrid Genetic Algorithm (GA) coupled with an individual learning procedure capable of performing local refinements. Here we use...

The Best Candidates Method for Solving Optimization Problems

Hlayel Abdallah Ahmad — 2012-02-27

Journal of Computer Science, Published online: 27 February 2012; doi:10.3844/jcssp.2012.711.715

Problem statement: This study is about describing solution technique called Best Candidates Method (BCM) for solving optimization problems; the goal is to minimize the computation time to get the opti...

Segmentation of Ureteric and Bladder Calculi in Ultrasound Images

S. Sridhar — 2012-02-27

Journal of Computer Science, Published online: 27 February 2012; doi:10.3844/jcssp.2012.716.720

Problem statement: The framework for segmenting calculi in ureter and bladder using ultrasound images is proposed in this study. Calculi are due to abnormal collection of certain chemicals like oxalat...

Efficient Broadcasting in Mobile Ad Hoc Networks Using Context Aware Adaptive Routing Protocol during Network Partitions

S. V.M.G. Bavithiraja — 2012-02-28

Journal of Computer Science, Published online: 28 February 2012; doi:10.3844/jcssp.2012.721.730

Problem statement: In mobile ado network, broadcasting is a common operation for route establishment and for sending control and emergency messages. Reliable Broadcasting in mobile ad hoc networks req...

A Survey on Joint Compression and Encryption Techniques for Video Data

K. John Singh — 2012-02-28

Journal of Computer Science, Published online: 28 February 2012; doi:10.3844/jcssp.2012.731.736

Problem statement: When we send any video data over the network it consumes more time. This is due to the huge size of the video file when compared to text file. Therefore, video data should be compre...

Implementation of a Novel Control Strategy Using Fuzzy Logic Controller to Shunt Active Filter for Line Harmonic Reduction

N. Senthilnathan — 2012-02-29

Journal of Computer Science, Published online: 29 February 2012; doi:10.3844/jcssp.2012.737.746

Problem statement: Now days, power quality has been given attention due to the intensive use of power electronic equipments in all types of industries such as steel, paper, textile industries and so o...

Medical Image Compression with Lossless Region of Interest Using Adaptive Active Contour

R. Loganathan — 2012-03-01

Journal of Computer Science, Published online: 1 March 2012; doi:10.3844/jcssp.2012.747.751

Problem statement: With increasing bandwidth, digital medical image storage and transmission is a boon to patients and health professionals alike. Medical images are available instantly and avoid the ...

The Impact of Radio Propagation Models on Ad Hoc Networks Performances

A. Rhattoy — 2012-03-02

Journal of Computer Science, Published online: 2 March 2012; doi:10.3844/jcssp.2012.752.760

Problem statement: Wireless networks are characterized by a dynamic topology triggered by the nodes mobility. Thus, the wireless multi-hops connection and the channel do not have determinist behaviour...

Realization of Fault Tolerant Routing Protocol for Zigbee

Sharmila Sankar — 2012-03-02

Journal of Computer Science, Published online: 2 March 2012; doi:10.3844/jcssp.2012.761.766

Problem statement: Increased use of handheld devices and sensor devices pose problems in existing routing protocols. The performance of the existing routing protocols deteriorates very much on these d...

A New Hybrid Approach for Heterogeneous Radio Access Technology Selection

J. Preethi — 2012-03-02

Journal of Computer Science, Published online: 2 March 2012; doi:10.3844/jcssp.2012.767.774

Problem statement: The Next generation wireless networks are heterogeneous in nature where different Radio Access Technologies (RAT) coexists in the same coverage area. The user terminal should be abl...

An Efficient Method for Contrast Enhancement in Still Images using Histogram Modification Framework

C. G. Ravichandran — 2012-03-02

Journal of Computer Science, Published online: 2 March 2012; doi:10.3844/jcssp.2012.775.779

Problem statement: Image enhancement improves an image appearance by increasing dominance of some features or by decreasing ambiguity between different regions of the image. Histogram based image enha...

A Dynamic Resource Allocation Method for Parallel DataProcessing in Cloud Computing

V. Venkatesa Kumar — 2012-03-01

Journal of Computer Science, Published online: 1 March 2012; doi:10.3844/jcssp.2012.780.788

Problem statement: One of the Cloud Services, Infrastructure as a Service (IaaS) provides a Compute resourses for demand in various applications like Parallel Data processing. The computer resources o...

Performance Analysis of Multi Spectral Band Image Compression using Discrete Wavelet Transform

R. Kousalyadevi — 2012-03-06

Journal of Computer Science, Published online: 6 March 2012; doi:10.3844/jcssp.2012.789.795

Problem statement: Efficient and effective utilization of transmission bandwidth and storage capacity have been a core area of research for remote sensing images. Hence image compression is required f...

Intelligent Semantic Universal Search in Mobile Platform

Jinhyung Kim — 2012-03-09

Journal of Computer Science, Published online: 9 March 2012; doi:10.3844/jcssp.2012.796.803

Problem statement: As the performance of mobile devices is getting higher, a large quantity of information is stored and managed in mobile devices. Therefore, the precise and intelligent universal sea...

Normalized Web Distance Based Web Query Classification

S. Lovelyn Rose — 2012-03-09

Journal of Computer Science, Published online: 9 March 2012; doi:10.3844/jcssp.2012.804.808

Problem statement: The problem is to classify a given web query to a set of 67 target categories. The target categories are ranked based on the degree of similarity to a given query. Approach: The fea...