Volume 1, Issue 3 (2005) | Journal of Computer Science

Design and Simulation of an Input Queuing Packet Switch

Azeddine Bilami — 2005-09-19

Journal of Computer Science, Published online: 19 September 2005; doi:10.3844/jcssp.2005.296.303

Many Architectures of Internet routers, ATM and Ethernet switches have been proposed and analysed in literature. Theoretically reliable and valid solutions have been developed to achieve high perfor...

Revisiting Overflow in Integer Multiplication

Eyas El-Qawasmeh — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.304.309

Integer multiplication is a very common operation that is executed in many applications. However, some of these applications suffer from the overflow problem caused by the multiply operation of two ...

Edge Defection Prediction by Using Wavelet Compression

Yas A.K. Alsultanny — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.310.315

Digital image have been expanding in usage. The importance of image compression algorithms have been increased, to produce smaller file size with a lower computational requirement. The wavelet trans...

SQIMSO: Quality Improvement for Small Software Organizations

Rabih Zeineddine — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.316.322

Software quality improvement process remains incomplete if it is not initiated and conducted through a wide improvement program that considers process quality improvement, product quality improvemen...

Modeling Load Balancing in Heterogeneous Unstructured P2P Systems

Zhi Jun Li — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.323.331

Load balancing is a generally concerned problem in peer-to-peer (P2P) systems. Many researches on load balancing in the structured P2P systems have been launched currently, such as Chord or other DHTs...

FLANN Detector Based Filtering of Images Corrupted by Impulse Noise

Banshidhar Majhi — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.332.336

We present a novel non-linear scheme for image restoration based on neuro-detector using Functional Link Artificial Neural Network (FLANN) followed by an improved spatial filter. The method is appli...

Multi-language Co-design Environment for Controller System Design

M. Benmohammed — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.337.340

The present research discuss the main issues and approaches to multi-language design. Two research directions are currently explored by the EDA community. The first is based on the computation model...

Empirical Studies on Applications of Neural Networks as Approximation Oracle

K. K. Aggarwal — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.341.345

Expected results are essential to any test design. In testing, an Oracle is a trusted source of expected results. This research examines the performance of Artificial Neural Network (ANN) as Approxi...

An Intelligent Multilingual Mouse Gesture Recognition System

Nidal F. Shilbayeh — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.346.350

A comprehensive mouse gesture system is designed and tested successfully. The system is based on UNIPEN algorithm in terms of mouse movements and applies its geometrical principles such as angles an...

A New Semantic Cache Management Method in Mobile Databases

Shengfei Shi — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.351.354

In mobile database systems, caching is a crucial way to improve the performance because a new query can be partially answered locally when the client is continuously moving around. Semantic caching ...

A Recursive Application of a Support Vector Machine for Protein Spot Detection in 2-Dimensional Gel Electrophoresis

Gary D. Boetticher — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.355.362

Two-dimensional polyacrylamide gel electrophoresis (2-D PAGE) analysis remains the core of proteomic technology because it is currently the most powerful method to analyze large collections of prote...

Towards a Scalable File System on Computer Clusters Using Declustering

Vu Anh Nguyen — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.363.368

This study addresses the scalability issues involving file systems as critical components of computer clusters, especially for commercial applications. Given that wide striping is an effective means...

Music Information Retrieval Schemes in Peer-to-Peer Environments

Chaokun Wang — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.369.375

Peer-to-peer systems are useful tools for music applications. Existing peer-to-peer systems support the storing and sharing of music data, however they cannot effectively and efficiently support the...

Automatic Discovery of Association Paths in Relational Databases Using Software Visualization

Haider Ali Ramadhan — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.376.380

We introduce a visual framework for facilitating tasks associated with database maintenance and re-use. The prototype system embodying the framework is presented. The system utilizes various techniq...

Comparison of Bit Error Rate Performance of Multi Tone Channel Utilising De-OQPSK and De-Off Set 16 QAM with Guard Interval

Ibrahim A.Z. Qatawneh — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.381.386

Digital communications systems use Multi tone Channel (MC) transmission techniques with differentially encoded and differentially coherent demodulation. Today there are two principle MC application,...

Hybridization of Neural Learning Algorithms Using Evolutionary and Discrete Gradient Approaches

Ranadhir Ghosh — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.387.394

In this study we investigated a hybrid model based on the Discrete Gradient method and an evolutionary strategy for determining the weights in a feed forward artificial neural network. Also we discu...

Development of Integrated Production Scheduling System in the Process Industry

Mohamed K. Omar — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.395.399

This study introduces a three-level hierarchical production planning and scheduling approach developed and implemented in a resin factory. Our approach proposes at the first level a mixed-integer li...

Semantic Refinement of Multi-meaning Words by T-norms

F. Sadeghi — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.400.404

In this paper we consider a multi-meaning word which appears in a sentence together with some connected words. To refine the meaning of this multi-meaning word, we propose a method based on T-norms ...

A Fast Approximate String Searching Algorithm

Mahmoud Mhashi — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.405.412

In both approximate and exact string searching algorithms, the shift distance at the skipping step plays a major role in the performance of string matching algorithms. A new algorithm called the Mod...

A Classification of Techniques for Web Usage Analysis

Haider Ramadhan — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.413.418

Techniques which assist in recognizing various access patterns and interests of the Web users are normally referred to as an application of Web usage mining. The application provides useful insights...

Applying Evolutionary Computing in Case Retrieval Stage

Nabila Nouaouria-Amri — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.419.423

Case Based Reasoning is a problem solving paradigm which is able to retrieve and reuse solutions that have worked for similar situations in the past. Past situations and their solutions are stored i...

Adaptive Reliable Efficient Multicasting Protocol for Mobile Ad Hoc Networks

K. Baskaran — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.424.428

The Adaptive Reliable Multicast Protocol (ARM) with intermediate node support is introduced to guarantee message delivery to all multicast receivers in mobile ad hoc environment. ARM distributes mul...

Asynchronous NoC Router Design

Sami Badrouchi — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.429.436

The Quality of Service Network on Chip (QNoC) is the most perferment solution that provides low latency transfers and power efficient System on Chip (SoC) interconnect. This study presents an asynch...

Quality Metric Development Framework (^qMDF)

K. Mustafa — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.437.444

Several object-oriented metrics have been developed and used in conjunction with the quality models to predict the overall quality of software. However, it may not be enough to propose metrics. The fu...

OntoCell: An ontology of Cellular Biology

Lynda DIB — 2005-09-30

Journal of Computer Science, Published online: 30 September 2005; doi:10.3844/jcssp.2005.445.449

This article presents OntoCell, a cellular ontology that we constructed and edited under Protege2000. It regroups and unifies the main concepts and relations related to the cell's structure and behavi...