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133 articles for “Comparative performance”
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Research ArticleOpen accessIn the abstractCCMP Advanced Encryption Standard Cipher For Wireless Local Area Network (IEEE 802.11i): A Comparison with DES and RSAR. Velayutham, D. ManimegalaiThe comparative analysis of the renowned cryptographic algorithms AES, DES and RSA. The Rijndael algorithm was adapted as Advanced Encryption Standard (AES) algorithm, to Data Encryption algorithm (DES), which have been in the security standards since long time. The comparative analysis is implemented in IEEE 802.11i wireless platform. Compared to DES, AES contains CCMP which is a security standard that … …Journal of Computer Science, Vol. 11, Issue 2 · 26 Aug 2014 · 8,602 accessesView PDFCite
Research ArticleOpen accessIn the abstractDESIGN AND COMPARATIVE ANALYSIS OF DC-DC BOOST AND SINGLE-ENDED PRIMARY-INDUCTANCE CONVERTER CONVERTERS USING SOLAR POWERED MAXIMUM POWER POINT TRACKING ALGORITHMSC. Thulasiyammal, S. SuthaThis study provides a comprehensive review of the Maximum Power Point Tracking (MPPT) techniques applied to Photovoltaic (PV) power system. Also this study presents a comparative study between three most fashionable techniques such as Incremental conductance (Inc) algorithm and Perturb and Observation (P&O) algorithm and fuzzy logic controller. These three techniques have been applied to converters such as Boost and … …American Journal of Applied Sciences, Vol. 11, Issue 7 · 24 Apr 2014 · 6,396 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffect of Metalloid Compound and Bio-Solution Additives on Biodiesel Engine Performance and Exhaust EmissionsKaroon Fangsuwannarak, Kittichai TriratanasirichaiThe purpose of this study is to perform comparative analysis of the effect of the different fuel additives as polymer based-bio-solution, natural organic based-bio-solution and nano-titanium metalloid (TiO2) compound on the performance parameters and exhuast emissions of a pickup Diesel engine, operating on commercial Diesel fuel (D) and B5 palm biodiesel (95% D+5% palm oil). The basic properties of the … …American Journal of Applied Sciences, Vol. 10, Issue 10 · 5 Sep 2013 · 7,666 accessesView PDFCite
Research ArticleOpen accessIn the abstractComparative Study of Scheduling Al-gorithms in Cloud Computing EnvironmentIsam Azawi MohialdeenAn essential requirement in cloud computing environment is scheduling the current jobs to be executed with the given constraints. The scheduler should order the jobs in a way where balance between improving the quality of services and at the same time maintaining the efficiency and fairness among the jobs. Thus, evaluating the performance of scheduling algorithms is crucial towards realizing … …Journal of Computer Science, Vol. 9, Issue 2 · 11 Apr 2013 · 7,206 accessesView PDFCite
Research ArticleOpen accessIn the abstractAnalysis of Rule Generation Techniques using Computational MethodG. Maragatham, M. LakshmiProblem statement: Enhanced decision making seeks a right of way mainly in business sectors for mining profitable patterns in databases. To address this problem, the authors have incorporated the temporal and utility concept of mining effective rules. Though the objective of generating profitable rule set is achieved. Still in effective decision making, Optimization of the rule set is required. Therefore … …Journal of Computer Science, Vol. 8, Issue 7 · 9 May 2012 · 6,624 accessesView PDFCite
Research ArticleOpen accessIn the abstractPerformance Evaluation a Teaching Hospital Affiliated to Tehran University of Medical Sciences Based on Baldrige Excellence ModelFereshteh Farzianpour, Sara Aghababa, Bahram Delgoshaei, Marjan HaghgooProblem statement: Today, organizations are willing to achieve quality as a source of competitive advantage. Therefore, their performance evaluation and quality improvement is essential. One of the international models in this field is Baldrige health care model. Approach: The study aimed to evaluate Performance Evaluation a teaching Hospital Affiliated to Tehran University of Medical Sciences Based on Baldrige Excellence Model. … …American Journal of Economics and Business Administration, Vol. 3, Issue 2 · 7 Apr 2011 · 8,028 accessesView PDFCite
Research ArticleOpen accessIn the abstractDiversification and Performance of Group-Affiliated Firms during Institutional Transitions: The Case of the Chinese Textile IndustryQiang ZhangProblem statement: Business groups play significant roles and evolve with the changing institutional environments in many emerging Asian economies. A study of how the institutional transition and the resultant ‘institutionally rooted evolution’ of business groups affect the diversification outcomes of affiliated firms will therefore help to deepen our understanding of this unique organizational form. Approach: This study uses the 2001-2005 … …American Journal of Economics and Business Administration, Vol. 3, Issue 2 · 7 Apr 2011 · 7,424 accessesView PDFCite
Research ArticleOpen accessIn the abstractPerformance Appraisal-Management by Objective and Assessment CentreKai-Ping Huang, Chien-Jung Huang, Kuo-Hsiung Chen, Jui-Mei YienProblem statement: Two methods for performance appraisal that are discussed in this study and they are Management By Objective (MBO) and Assessment Centre techniques. Employees are appraised for several reasons, the most important of which is to realize the best use of human resources and to plan for future needs; reward and punishment are secondary. Assessment Centre evaluation or appraisal … …American Journal of Applied Sciences, Vol. 8, Issue 3 · 25 Mar 2011 · 8,697 accessesView PDFCite
Research ArticleOpen accessIn the abstractDiscrete Simulation Framework for Wireless Cellular NetworksM. Al-Sanabani, S. Subramaniam, M. Othman, Z. ZukarnainThe aim of the discrete simulation framework is to deal with issues of the next generation of wireless cellular networks (e.g., multimedia traffic, radio resource management and mobility... etc) and to provide a platform for current and future investigations involving wireless cellular networks. The simulator is built from the scratch to enable customization requirements of any research and to provide … …Journal of Computer Science, Vol. 4, Issue 12 · 31 Dec 2008 · 7,070 accessesView PDFCite
Research ArticleOpen accessIn the abstractEstimation Techniques for Monitoring and Controlling the Performance of the Computer Communication NetworksIbrahiem M.M. El Emary, Adanan I. Al RabiaThis study was concerned with making a comparative study between four types of time series model with the goal of choosing the optimum one to predict the performance of a computer communication network. The investigated four types of time series are: Least Square (LS), Fourier series, Exponential Weighted Moving Average (EWMA) and the Auto Regressive Integrated Moving Average (ARIMA). Comparative … …American Journal of Applied Sciences, Vol. 2, Issue 10 · 31 Oct 2005 · 7,126 accessesView PDFCite