Journal of Computer Science articles from May 2011

Journal of Computer Science archives from May 2011

Interactive computing framework for engineering applications.(Report)
May 1, 2011... INTRODUCTION Interactive computing, in general, refers to the real-time interplay of a user with a program during the program runtime in order to estimate its actual state or tendency and to fetch an opportunity to react on variety of...

Quality of Service policy for IEEE 802.11 networks with service rate selection based on fairness index.(Report)
May 1, 2011... INTRODUCTION With the technological advances and the popularization of wireless equipment, wireless networks became a viable alternative from the economical point of view. Consequently, more and more Wireless Local Area Networks (WLANs) are...

Application of hybrid encoding genetic algorithm on pickup and delivery traveling salesman problem with traffic conditions.(Report)
May 1, 2011... INTRODUCTION The purpose of this study is to describe the new pickup and delivery traveling salesman problem (PDTSP) called Pickup and Delivery Traveling Salesman Problem with Traffic Condition (PDTSPTC). In PDTSP, there are two types of...

Weighted kernel density estimation of the prepulse inhibition test.(Report)
May 1, 2011... INTRODUCTION Prepulse Inhibition (PPI) refers to the reduction in startle reaction towards a startle-eliciting "pulse" stimulus when it is shortly preceded by a subthreshold "prepulse" stimulus ((Fatemi, 2008; Xu et al., 2010); Fig. 1). This...

Decision based development of productline: a quintessence usability approach.(Report)
May 1, 2011... INTRODUCTION In the Study by (Perry and Wolf, 1992) the foundations for the study of software architecture define software architecture as follows: Software Architecture = {Elements, Form, Rationale} Thus, software architecture is a...

Situation, Team and Role based Access Control.(Report)
May 1, 2011... INTRODUCTION Personal information has been getting more important due to introductions of information systems using personal information such as location data from GPS. Examples of such information systems include patient information...

Performance analysis of Global Search algorithm based multiuser detector for multi carrier code division multiple access system under clipping noise.(Report)
May 1, 2011... INTRODUCTION Wireless communications is an emerging field, which has seen enormous growth in the last several years. The spectacular growth of video, voice and data communication over the Internet and the equally rapid pervasion of mobile...

A fast hybrid algorithm approach for the exact string matching problem via Berry Ravindran and Alpha Skip Search algorithms.(Report)
May 1, 2011... INTRODUCTION In modern times string search algorithms continues to play a vital role for searching string applications (Almazroi and Rashid, 2011) specifically searching and matching patterns from vast and multifaceted science data. The goal...

Authentication based and optimized routing technique in mobile ad hoc networks.(Report)
May 1, 2011... INTRODUCTION Ad hoc networks are a new paradigm of wireless communication for mobile hosts (which we call nodes). In an ad hoc network, there is no fixed infrastructure such as base stations (Zabian et al., 2008) or mobile switching centers....

A novel approach to medical image segmentation.(Report)
May 1, 2011... INTRODUCTION Medical image segmentation subdivides an image into its constituent regions or objects. Automatic LV segmentation is a difficult task due to the relatively poor quality (speckle noise) of echocardiography images (Lim and Goh,...

Comparison between Vertex Merge Algorithm and Dsatur algorithm.(Report)
May 1, 2011... INTRODUCTION The spectacular development of network and internet has a big impact to the companies in various types and sizes. The advanced wireless technologies support the development of network, internet and intranet capability for the...

Design of synthetic optimizing neuro fuzzy temperature controller for dual screw profile plastic extruder using LabVIEW.(Report)
May 1, 2011... INTRODUCTION Plastic extrusion is a well known process and widely used in polymerization industry. The extrusion consists of large barrel divided into three temperature zone namely barrel, adapter and die zone respectively. The temperature...

Varying Overhead Ad hoc on Demand Vector routing in highly mobile Ad hoc network.(Report)
May 1, 2011... INTRODUCTION A Mobile Ad Hoc Network (MANET) is a group of wireless mobile nodes dynamically forming a network for data transfer without any pre existing infrastructure or centralized administration. Because of its infrastructure-less nature...

A novel technique for web log mining with better data cleaning and transaction identification.(Report)
May 1, 2011... INTRODUCTION Recently, millions of electronic data are included on hundreds of millions data that are previously on-line today. With this significant increase of existing data on the Internet and because of its fast and disordered growth, the...

Structured integration test suite generation process for multi-agent system.(Report)
May 1, 2011... INTRODUCTION MAS are increasingly taking over operations and controls in enterprise management, automated vehicles and financing systems, assurances that these complex systems operate properly need to be given to their owners and their users...

Efficient Multimodal biometric authentication using fast fingerprint verification and enhanced iris features.(Report)
May 1, 2011... INTRODUCTION Biometrics, which refers to identify an individual based on his or her physiological or behavioral characteristics, can distinguish between an authorized person and an imposter (Ross et al., 2006). Since biometric characteristics...

Feature subset selection for hot method prediction using genetic algorithm wrapped with support vector machines.(Report)
May 1, 2011... INTRODUCTION Compiler optimizations are most effective when targeted at the hot methods of the input program. Method hotness, determined by execution time and call frequency, is still detected and predicted by profiling in both dynamic and...

Accurate orthogonal circular moment invariants of gray-level images.(Report)
May 1, 2011... INTRODUCTION Orthogonal circular moments of gray level images such as Zernike, pseudo Zenike and Fourier-Mellin are used to represent images with minimum amount of information redundancy. Based on this attractive property, these orthogonal...

Misbehaving node detection in mobile ad hoc networks using multi hop acknowledgement scheme.(Report)
May 1, 2011... INTRODUCTION The problem of misbehavior could occur in the network layer (Marti et al., 2000) and the MAC layer. The tendency of a node to deviate from the accepted norm is classified into two categories, selfish and malignant. The former...

Comparative performance evaluation of routing algorithms in IEEE 802.15.4 and IEEE 802.11 with different ad hoc routing protocol.(Report)
May 1, 2011... INTRODUCTION Wireless networks provide advantages in size, deployment, cost and distributed intelligence compared with wired networks. Wireless technology not only enables users to set up a network quickly, but also enables them to set up a...

Improved vertex chain code based mapping algorithm for curve length estimation.(Report)
May 1, 2011... INTRODUCTION Image representation is an important component in image processing and pattern recognition. One of the ways to represent an image simply and efficiently is by using chain code. The first use of chain code was introduced by...

OR-bridging fault identification and diagnosis for Exclusive-OR Sum of Products Reed-Muller canonical circuits.(Report)
May 1, 2011... INTRODUCTION Any arbitrary logic function, in general, can be expressed in Reed-Muller Canonical (RMC) form as: F = [(a.sub.0] [direct sum] [[a.sub.1]x.sub.1]* [direct sum] [a.sub.2] [x.sub.2]* [direct sum]... [a.sub.n []x.sub.n]* [direct...

The efficiency measurement of parallel production systems: a non-radial data envelopment analysis model.(Report)
May 1, 2011... INTRODUCTION Data Envelopment Analysis (DEA) is a linear programming methodology in Operations Research and Economics that is extensively applied by various research communities (Sohn and Moon, 2004; Seol et al., 2007; Rayeni and Saljooghi,...

Classifying single trail Electroencephalogram using Gaussian smoothened fast Hartley transform for brain computer interface during motor imagery.(Report)
May 1, 2011... INTRODUCTION An emerging technology is Brain-Computer Interface (BCI) which enables paralyzed people to communicate with the external world. The changes in the brain signals are translated into operative control signals using...

Improving the performance of multivariate Bernoulli model based documents clustering algorithms using transformation techniques.(Report)
May 1, 2011... INTRODUCTION Clustering: Clustering is the process of grouping a set of physical or abstract objects into classes of similar objects. A cluster is a collection of data objects that are similar to one another with the same cluster and are...

Design dynamic coupling measurement of distributed object oriented software using trace events.(Report)
May 1, 2011... INTRODUCTION Software engineering describes the group of methods that construct and support software products by employing an engineering approach. Methods based on models and theories are employed by engineering disciplines. Specifying a...

Cache based distributed query processing in Mobile Ad Hoc Networks.(Report)
May 1, 2011... INTRODUCTION A Mobile Ad hoc Network (MANET) is an autonomous system of mobile nodes connected by wireless links. Each node operates not only as an end-system but also as a router to forward packets. The nodes are free to move about and...

A novel enhancement technique of the Hill cipher for effective cryptographic purposes.(Report)
May 1, 2011... INTRODUCTION Today, information is one of the most valuable intangible assets. Due to this fact, information security had become an important issue. Cryptography is one of the methods used to protect data from unauthorized access and being...

Applying packet generator for secure network environment.(Report)
May 1, 2011... INTRODUCTION This research is a web-based network traffic analyzer using to generate instant reports on network traffic and users. And accurate details on data analysis, data interpretation and graphical presentation of results to correlates...

Feature selection for high dimensional data: an evolutionary filter approach.(Report)
May 1, 2011... INTRODUCTION Machine Learning (ML) is a rapidly expanding field with many applications in diverse areas such as natural language processing (Marquez, 2000), bioinformatics (Baldi and Brunak, 2001), image processing (Sajn and Kukar, 2010; Lee...