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Displaying 1-50 out of 112 total
Evolution Induced Secondary Immunity: An Artificial Immune System Based Intrusion Detection System
Found in: Computer Information Systems and Industrial Management Applications, International Conference on
By Divyata Dal, Siby Abraham, Ajith Abraham, Sugata Sanyal, Mukund Sanglikar
Issue Date:June 2008
pp. 65-70
The analogy between Immune Systems and Intrusion Detection Systems encourage the use of Artificial Immune Systems for anomaly detection in computer networks. This paper describes a technique of applying Artificial Immune System along with Genetic algorithm...
 
Matrix Factorization Approach for Feature Deduction and Design of Intrusion Detection Systems
Found in: Information Assurance and Security, International Symposium on
By Vaclav Snasel, Jan Platos, Pavel Kromer, Ajith Abraham
Issue Date:September 2008
pp. 172-179
Current Intrusion Detection Systems (IDS) examine all data features to detect intrusion or misuse patterns. Some of the features may be redundant or contribute little (if anything) to the detection process. The purpose of this research is to identify impor...
 
Modified Line Search Method for Global Optimization
Found in: Asia International Conference on Modelling & Simulation
By Crina Grosan, Ajith Abraham
Issue Date:March 2007
pp. 415-420
This paper introduces a modified version of the well known global optimization technique named line search method. The modifications refer to the way in which the direction and the steps are determined. The modified line search technique (MLS) is applied f...
 
Solving Shortest Capacitated Path Problem Using a Bi-Objective Heuristic Approach
Found in: Asia International Conference on Modelling & Simulation
By Crina Grosan, Ajith Abraham
Issue Date:March 2007
pp. 427-433
The shortest capacitated path problem is a well known problem in the networking area, having a wide range of applications. In the shortest capacitated path problem, a traffic flow occurs from a source node to a destination node in a certain direction subje...
 
A Novel Process Network Model for Interacting Context-Aware Web Services
Found in: IEEE Transactions on Services Computing
By Xiuguo Zhang,Hongbo Liu,Ajith Abraham
Issue Date:July 2013
pp. 344-357
Context-aware web services have been attracting significant attention as an important approach for improving the usability of web services. In this paper, we explore a novel approach to model dynamic behaviors of interacting context-aware web services, aim...
 
Secure Private Cloud Architecture for Mobile Infrastructure as a Service
Found in: 2012 IEEE World Congress on Services (SERVICES)
By Susmita Horrow,Sanchika Gupta,Anjali Sardana,Ajith Abraham
Issue Date:June 2012
pp. 149-154
Cloud based systems have gained popularity over traditional systems owing to their advantages like cost effectiveness, pay per use, scalability and ease to upgrade. Market is dominated by various cloud vendors providing Infrastructure as a Service (IaaS). ...
 
Coordinated Design of Power System Stabilizer Using Thyristor Controlled Series Compensator Controller: An Artificial Bee Colony Approach
Found in: Communication Systems and Network Technologies, International Conference on
By Bagepalli Sreenivas Theja,Annamdevula Raviteja,Anguluri Rajasekhar,Ajith Abraham
Issue Date:May 2012
pp. 606-611
This paper introduces a novel application of artificial bee colony (ABC) in designing the coordinated Power System Stabilizer (PSS) with Thyristor Controlled Series Compensator (TCSC) based Controller to improve the transient stability of single machine co...
 
Genetically Evolved Fuzzy Predictor for Photovoltaic Power Output Estimation
Found in: Intelligent Networking and Collaborative Systems, International Conference on
By Pavel Krömer,V´clav Sn´šel,Jan Platoš,Ajith Abraham,Luk´š Prokop,Stanislav Miš´k
Issue Date:December 2011
pp. 41-46
Fuzzy sets and fuzzy logic can be used for efficient data mining, classification, and value prediction. We propose a genetically evolved fuzzy predictor to estimate the output of a Photovoltaic Power Plant. Photovoltaic Power Plants (PVPPs) are classified ...
 
A Bigraph Model for Multi-route Choice in Urban Rail Transit
Found in: Communication Systems and Network Technologies, International Conference on
By Huawei Zhai, Weishi Zhang, Licheng Cui, Hongbo Liu, Ajith Abraham
Issue Date:June 2011
pp. 699-703
The conventional methods to solve the multi-route choice problems in transportation domain usually focus on the feelings and behaviors of human beings, which lead the conclusion of conjectured not to be reasonable, such as fare clearing or passenger flow d...
 
Evolutionary Algorithms for Solving Stochastic Programming Problems
Found in: Computational Intelligence and Communication Networks, International Conference on
By Radha Thangaraj, Millie Pant, Pascal Bouvry, Ajith Abraham
Issue Date:November 2010
pp. 628-632
Nature Inspired Optimization Algorithms (NIOA) are inspired by biological and sociological phenomena and can take care of optimality on rough, discontinuous and multimodal surfaces. During the last few decades, these algorithms have been successfully appli...
 
Hybrid Intelligent Predictive Control System for High Speed BLDC Motor in Aerospace Application
Found in: Emerging Trends in Engineering & Technology, International Conference on
By Tribeni Prasad Banerjee, Joydeb Roychoudhury, Swagatam Das, Ajith Abraham
Issue Date:November 2010
pp. 258-262
This paper introduces a design and implementation of Hybrid approaches to control a wings valve using BLDC motor for a Aircraft. The control architecture consists of two layers of control, namely the opening and close speed associated control and the torqu...
 
Social Network Reduction Based on Stability
Found in: Computational Aspects of Social Networks, International Conference on
By Milos Kudelka, Zdenek Horak, Vaclav Snasel, Ajith Abraham
Issue Date:September 2010
pp. 509-514
The analysis of social networks is concentrated especially on uncovering hidden relations and properties of network members (vertices). Most of the current approaches are focused mainly on different network types and different network coefficients. On one ...
 
Data Warehousing for Rough Web Caching and Pre-fetching
Found in: Granular Computing, IEEE International Conference on
By Sarina Sulaiman, Siti Mariyam Shamsuddin, Ajith Abraham
Issue Date:August 2010
pp. 443-448
It is no secret that the Internet world has now evolved rapidly. Different types of texts and multimedia have congested our network traffic. This situation causes much lagging in the current workplace or geographic area. One of the infrastructures that sup...
 
A Method for Calibrating Micro Electro Mechanical Systems Accelerometer for Use as a Tilt and Seismograph Sensor
Found in: Computer Modeling and Simulation, International Conference on
By Pooya Najafi Zanjani, Ajith Abraham
Issue Date:March 2010
pp. 637-641
Accelerometer is a mechanical or an electronic sensing device, typically used in detecting both static acceleration (gravity or G-value) and dynamic acceleration (centrifugal or linear acceleration). The present method provides a calibration system for Mic...
 
Linear Antenna Array Synthesis with Invasive Weed Optimization Algorithm
Found in: Soft Computing and Pattern Recognition, International Conference of
By Siddharth Pal, Anniruddha Basak, Swagatam Das, Ajith Abraham
Issue Date:December 2009
pp. 161-166
Linear antenna array design is one of the most important electromagnetic optimization problems of current interest. This article describes the application of a recently developed metaheuristic algorithm, known as the Invasive Weed Optimization (IWO), to op...
 
Motif Discovery Using Evolutionary Algorithms
Found in: Soft Computing and Pattern Recognition, International Conference of
By Linlin Shao, Yuehui Chen, Ajith Abraham
Issue Date:December 2009
pp. 420-425
The bacterial foraging optimization (BFO) algorithm is a nature and biologically inspired computing method. We propose an alternative solution integrating bacterial foraging optimization algorithm and tabu search (TS) algorithm namely TS-BFO. We modify the...
 
YAPS: Yet Another Protein Similarity
Found in: Soft Computing and Pattern Recognition, International Conference of
By Tomáš Novosád, Václav Snášel, Ajith Abraham, Jack Y. Yang
Issue Date:December 2009
pp. 497-504
In this article we present a novel method for measuring protein similarity based on their tertiary structure. Our new method deals with suffix trees and classical information retrieval tasks, such as the vector space model, using tf-idf term weighing schem...
 
A Modified Differential Evolution Algorithm and Its Application to Engineering Problems
Found in: Soft Computing and Pattern Recognition, International Conference of
By Musrrat Ali, Millie Pant, Ajith Abraham
Issue Date:December 2009
pp. 196-201
In the present study a Modified Differential Evolution (MDE) algorithm is proposed. This algorithm is different in three ways from basic DE. For initialization it utilizes opposition-based learning while in basic DE uniform random numbers serve this task. ...
 
Analyzing Social Networks Using FCA: Complexity Aspects
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Václav Snášel, Zdenek Horák, Jana Kocíbová, Ajith Abraham
Issue Date:September 2009
pp. 38-41
Since the availability of social networks data and the range of these data have significantly grown in recent years, new aspects have to be considered. In this paper we address computational complexity of social networks analysis and clarity of their visua...
 
Detecting Insider Attacks Using Non-negative Matrix Factorization
Found in: Information Assurance and Security, International Symposium on
By Jan Platoš, Vaclav Snasel, Pavel Krömer, Ajith Abraham
Issue Date:August 2009
pp. 693-696
It is a fact that vast majority of attention is given to protecting against external threats, which are considered more dangerous. However, some industrial surveys have indicated they have had attacks reported internally. Insider Attacks are an unusual typ...
 
Hierarchical Takagi-Sugeno Models for Online Security Evaluation Systems
Found in: Information Assurance and Security, International Symposium on
By Ajith Abraham, Crina Grosan, Hongbo Liu, Yuehui Chen
Issue Date:August 2009
pp. 687-692
Risk assessment is often done by human experts, because there is no exact and mathematical solution to the problem. Usually the human reasoning and perception process cannot be expressed precisely. This paper propose a light weight risk assessment system b...
 
A Swarm-Based Rough Set Approach for Group Decision Support Systems
Found in: Hybrid Intelligent Systems, International Conference on
By Mingyan Zhao, Hongbo Liu, Ajith Abraham, Emilio Corchado
Issue Date:August 2009
pp. 365-369
This paper present a class of investment problem, in which many items could be chosen in a group decision environment. Usually there is a decision table from the board of directors after discussions. Most of the data come from their experience or estimatio...
 
Optimization of Turbo Codes by Differential Evolution and Genetic Algorithms
Found in: Hybrid Intelligent Systems, International Conference on
By Pavel Krömer, Václav Snášel, Jan Platoš, Ajith Abraham
Issue Date:August 2009
pp. 376-381
Since their appearance in 1993, first approaching the Shannon limit, turbo codes gave a new direction in the channel encoding field, especially since they have been adopted for multiple telecommunication norms. To obtain good performance, it is necessary t...
 
Improved Harmony Search for Economic Power Dispatch
Found in: Hybrid Intelligent Systems, International Conference on
By V. Ravikumar Pandi, B. K. Panigrahi, Manas Kumar Mallick, Ajith Abraham, Swagatam Das
Issue Date:August 2009
pp. 403-408
This paper presents a novel optimization approach using Improved Harmony Search (IHS) algorithm to solve economic power dispatch problem. The proposed methodology easily takes care of different equality and inequality constraints of the power dispatch prob...
 
Scheduling Meta-Tasks in Distributed Heterogeneous Computing Systems: A Meta-Heuristic Particle Swarm Optimization Approach
Found in: Hybrid Intelligent Systems, International Conference on
By Hesam Izakian, Ajith Abraham, Václav Snášel
Issue Date:August 2009
pp. 397-402
Scheduling is a key problem in distributed heterogeneous computing systems in order to benefit from the large computing capacity of such systems and is an NP-complete problem. In this paper, we present a Particle Swarm Optimization (PSO) approach for this ...
 
On Some Properties of the lbest Topology in Particle Swarm Optimization
Found in: Hybrid Intelligent Systems, International Conference on
By Sayan Ghosh, Debarati Kundu, Kaushik Suresh, Swagatam Das, Ajith Abraham, Bijaya K. Panigrahi, Václav Snášel
Issue Date:August 2009
pp. 370-375
Particle Swarm Optimization (PSO) is arguably one of the most popular nature- inspired algorithms for real parameter optimization at present. The existing theoretical research on PSO is mostly based on the gbest (global best) particle topology, which usual...
 
Design Methodology of a Fault Aware Controller Using an Incipient Fault Diagonizer
Found in: Hybrid Intelligent Systems, International Conference on
By Joydeb Roychoudhury, Tribeni P. Banrerjee, Anup K. Bandopadhaya, Ajith Abraham
Issue Date:August 2009
pp. 15-19
The problem of failure diagnosis has received a considerable attention in the domain of reliability engineering, process control and computer science. The increasing stringent requirement of quality of a product needs considerable attention in the performa...
 
Reducing Social Network Dimensions Using Matrix Factorization Methods
Found in: Social Network Analysis and Mining, International Conference on Advances in
By Václav Snášel, Zdenek Horák, Jana Kocíbová, Ajith Abraham
Issue Date:July 2009
pp. 348-351
Since the availability of social networks data and the range of these data have significantly grown in recent years, new aspects have to be considered. In this paper we address computational complexity of social networks analysis and clarity of their visua...
 
Web Site Description Based on Genres and Web Design Patterns
Found in: Social Informatics, International Workshop on
By Miloš Kudelka, Václav Snášel, Zdenek Horák, Ajith Abraham
Issue Date:June 2009
pp. 68-73
In our paper we are looking for such Web site descriptionthat can be used for simple visualization and reasoningabout Web sites similarity from the views of users, developersand owners. For this description we use objects closely related toWeb genres and W...
 
Authorship Invarianceness for Writer Identification
Found in: Biometrics and Kansei Engineering, International Conference on
By Azah Kamilah Muda, Siti Mariyam Shamsuddin, Ajith Abraham
Issue Date:June 2009
pp. 34-39
The uniqueness of shape and style of handwriting can be used for author’s authentication. Acquiring individual features to obtain Authorship Invarianceness Concept have led to an important research in Writer Identification domain. This paper discusses the ...
 
Social Aspects of Web Page Contents
Found in: Computational Aspects of Social Networks, International Conference on
By Miloš Kudelka, Václav Snášel, Zdenek Horák, Ajith Abraham
Issue Date:June 2009
pp. 80-87
In this paper we try to consider a Web page as information with social aspects. Each Web page is the result of invisible social interaction. This interaction between different groups of people translates into a certain unification of Web page creation. Ext...
 
Intelligent Web Caching for E-learning Log Data
Found in: Asia International Conference on Modelling & Simulation
By Sarina Sulaiman,Siti Mariyam Shamsuddin,Fadni Forkan,Ajith Abraham,Shahida Sulaiman
Issue Date:May 2009
pp. 136-141
E-learning has been a common online service to support teaching and learning in education. Universiti Teknologi Malaysia (UTM) has been using such service that is known as e-Learning@UTM since 2005. The demand for e-learning content increases dramatically ...
 
Comparison of Heuristics for Scheduling Independent Tasks on Heterogeneous Distributed Environments
Found in: Computational Sciences and Optimization, International Joint Conference on
By Hesam Izakian, Ajith Abraham, Václav Snášel
Issue Date:April 2009
pp. 8-12
Scheduling is one of the core steps to efficientlyexploit the capabilities of heterogeneous distributedcomputing systems and is an NP-complete problem.Therefore using meta-heuristic algorithms is asuitable approach in order to cope with its difficulty.In m...
 
Programming Risk Assessment Models for Online Security Evaluation Systems
Found in: Computer Modeling and Simulation, International Conference on
By Ajith Abraham, Crina Grosan, Vaclav Snasel
Issue Date:March 2009
pp. 41-46
Risk assessment is often done by human experts, becausethere is no exact and mathematical solution to the problem.Usually the human reasoning and perception process cannotbe expressed precisely. This paper propose a geneticprogramming approach for risk ass...
 
An Enhanced Fuzzy-Genetic Algorithm to Solve Satisfiability Problems
Found in: Computer Modeling and Simulation, International Conference on
By José Francisco Saray Villamizar, Youakim Badr, Ajith Abraham
Issue Date:March 2009
pp. 77-82
The satisfiability is a decision problem that belongs toNP-complete class and has significant applications invarious areas of computer science. Several works haveproposed high-performance algorithms and solvers toexplore the space of variables and look for...
 
A Takagi-Sugeno Fuzzy Model of a Rudimentary Angle Controller for Artillery Fire
Found in: Computer Modeling and Simulation, International Conference on
By Jun Young Bae, Youakim Badr, Ajith Abraham
Issue Date:March 2009
pp. 59-64
Modern artilleries have the capability to hit targetswith high level of accuracy. However, a problem ariseswith the current firing procedure when neither theField Observer nor the Fire Direction Center isavailable to support the artillery crew with thenece...
 
A Replication-Based Approach for the Improvement of the Online Learning Experience in Distributed Environments
Found in: Complex, Intelligent and Software Intensive Systems, International Conference
By Santi Caballé, Fatos Xhafa, Ajith Abraham
Issue Date:March 2009
pp. 433-438
Modern on-line collaborative learning environments need to be continuously adapted, adjusted, and personalized to each specific target learning group. Moreover, these environments are to enable and scale the involvement of an increasing large number of sin...
 
Understanding Social Networks Using Formal Concept Analysis
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Václav Snášel, Zdenek Horák, Ajith Abraham
Issue Date:December 2008
pp. 390-393
Social networks are very popular nowadays and the understanding of their inner structure seems to be a promising area. Several approaches for the social network structure visualization has been introduced and the typical problem is the schematic value of s...
 
Optimal Tuning of PI Speed Controller Using Nature Inspired Heuristics
Found in: Intelligent Systems Design and Applications, International Conference on
By Millie Pant, Radha Thangaraj, Ajith Abraham
Issue Date:November 2008
pp. 420-425
This paper presents a comparative study of three popular, Evolutionary Algorithms (EA); Genetic Algorithms (GA), Particle Swarm Optimization (PSO) and Differential Evolution (DE) for optimal tuning of Proportional Integral (PI) speed controller in Permanen...
 
Cultural-Based Genetic Algorithm: Design and Real World Applications
Found in: Intelligent Systems Design and Applications, International Conference on
By Mostafa A. El-Hosseini, Aboul Ella Hassanien, Ajith Abraham, Hameed Al-Qaheri
Issue Date:November 2008
pp. 488-493
Due to their excellent performance in solving combinatorial optimization problems, metaheuristics algorithms such as Genetic Algorithms GA [35], [18], [5], Simulated Annealing SA [34], [13] and Tabu Search TS make up another class of search methods that ha...
 
Towards a Suitable Reconciliation of the Findings in Collaborative Fuzzy Clustering
Found in: Intelligent Systems Design and Applications, International Conference on
By Rafael Falcón, Benoît Depaire, Koen Vanhoof, Ajith Abraham
Issue Date:November 2008
pp. 652-657
This study is concerned with the application of multi-objective particle swarm optimization (MOPSO) approaches to the framework of collaborative fuzzy clustering. In particular, the emphasis lies in determining the collaboration matrix between the data rep...
 
Rough Set Granularity in Mobile Web Pre-caching
Found in: Intelligent Systems Design and Applications, International Conference on
By Sarina Sulaiman, Siti Mariyam Shamsuddin, Ajith Abraham, Shahida Sulaiman
Issue Date:November 2008
pp. 587-592
Mobile Web pre-caching (Web prefetching and caching) is an explication of performance enhancement and storage limitation of mobile devices. In this paper, we present the granularity of Rough Sets (RS) and RS based Inductive Learning in reducing the size of...
 
Inertia-Adaptive Particle Swarm Optimizer for Improved Global Search
Found in: Intelligent Systems Design and Applications, International Conference on
By Kaushik Suresh, Sayan Ghosh, Debarati Kundu, Abhirup Sen, Swagatam Das, Ajith Abraham
Issue Date:November 2008
pp. 253-258
This paper describes a method for improving the final accuracy and the convergence speed of Particle Swarm Optimization (PSO) by adapting its inertia factor in the velocity updating equation and also by adding a new coefficient to the position updating equ...
 
Genetic Annealing Optimization: Design and Real World Applications
Found in: Intelligent Systems Design and Applications, International Conference on
By Mostafa A. El-Hosseini, Aboul Ella Hassanien, Ajith Abraham, Hameed Al-Qaheri
Issue Date:November 2008
pp. 183-188
Both simulated annealing (SA) and the genetic algorithms (GA) are stochastic and derivative-free optimization technique. SA operates on one solution at a time, while the GA maintains a large population of solutions, which are optimized simultaneously. Thus...
 
Chairs' Welcome Message
Found in: Next Generation Web Services Practices, International Conference on
By Sang Yong Han, Ajith Abraham
Issue Date:October 2008
pp. viii
No summary available.
   
Enhancing Web Service Selection by User Preferences of Non-functional Features
Found in: Next Generation Web Services Practices, International Conference on
By Youakim Badr, Ajith Abraham, Frédérique Biennier, Crina Grosan
Issue Date:October 2008
pp. 60-65
Selection of an appropriate Web service for a particular task has become a difficult challenge due to the increasing number of Web services offering similar functionalities. The functional properties describe what the service can do and the non-functional ...
 
Ensemble of One-Class Classifiers for Network Intrusion Detection System
Found in: Information Assurance and Security, International Symposium on
By Anazida Zainal, Mohd Aizaini Maarof, Siti Mariyam Shamsuddin, Ajith Abraham
Issue Date:September 2008
pp. 180-185
To achieve high accuracy while lowering false alarm rates are major challenges in designing an intrusion detection system. In addressing this issue, this paper proposes an ensemble of one-class classifiers where each uses different learning paradigms. The ...
 
Implicit User Modelling Using Hybrid Meta-Heuristics
Found in: Hybrid Intelligent Systems, International Conference on
By Pavel Krömer, Vaclav Snášel, Jan Platoš, Ajith Abraham
Issue Date:September 2008
pp. 42-47
The requirements imposed on information retrieval systems are increasing steadily. The vast number of documents in today's large databases and espe-cially on World Wide Web causes notable problems when searching for concrete information. It is difficult to...
 
Automatic Circle Detection on Images with Annealed Differential Evolution
Found in: Hybrid Intelligent Systems, International Conference on
By Swagatam Das, Sambarta Dasgupta, Arijit Biswas, Ajith Abraham
Issue Date:September 2008
pp. 684-689
This article presents an algorithm for the automatic detection of circular shapes from complicated and noisy images. The algorithm is based on a hybrid technique composed of simulated annealing and differential evolution. A new fuzzy objective function has...
 
An Adaptive Particle Swarm Optimizer Using Balanced Explorative and Exploitative Behaviors
Found in: Symbolic and Numeric Algorithms for Scientific Computing, International Symposium on
By Sayan Ghosh, Debarati Kundu, Kaushik Suresh, Swagatam Das, Ajith Abraham
Issue Date:September 2008
pp. 543-550
Particle Swarm Optimization (PSO) has recently emerged as a nature inspired algorithm for real parameter optimization. This article describes a method for improving the final accuracy and the convergence speed of PSO by adding a new coefficient to the posi...
 
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