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Displaying 1-31 out of 31 total
Intelligent Consensus Modeling for ProlineCis-Trans Isomerization Prediction
Found in: IEEE/ACM Transactions on Computational Biology and Bioinformatics
By Paul D. Yoo,Sami Muhaidat,Kamal Taha,Jamal Bentahar,Abdallah Shami
Issue Date:January 2014
pp. 26-32
Proline cis-trans isomerization (CTI) plays a key role in the rate-determining steps of protein folding. Accurate prediction of proline CTI is of great importance for the understanding of protein folding, splicing, cell signaling, and transmembrane active ...
 
Efficient Coalition Formation for Web Services
Found in: 2013 IEEE International Conference on Services Computing (SCC)
By Ehsan Khosrowshahi Asl,Jamal Bentahar,Hadi Otrok,Rabeb Mizouni
Issue Date:June 2013
pp. 737-744
Web services are loosely-coupled business applications willing to cooperate in distributed settings within different groups called communities. Communities aim to provide better visibility, efficiency, market share and total payoff. There are a number of p...
 
A QoS-Based Trust Approach for Service Selection and Composition via Bayesian Networks
Found in: 2013 IEEE International Conference on Web Services (ICWS)
By Mohamad Mehdi,Nizar Bouguila,Jamal Bentahar
Issue Date:June 2013
pp. 211-218
Service oriented computing is being increasingly exploited in the architecture of current web applications. The interactions among the deployed web services are becoming vital to accomplish heterogeneous and compound business goals. Service selection and c...
 
Trustworthy Web Service Selection Using Probabilistic Models
Found in: 2012 IEEE 19th International Conference on Web Services (ICWS)
By Mohamad Mehdi,Nizar Bouguila,Jamal Bentahar
Issue Date:June 2012
pp. 17-24
Software architectures of large-scale systems are perceptibly shifting towards employing open and distributed computing. Service Oriented Computing (SOC) is a typical example of such environment in which the quality of interactions amongst software agents ...
 
Under Uncertainty Trust Estimation through Unknown Agents, in a Multi-valued Trust Environment
Found in: Tools with Artificial Intelligence, IEEE International Conference on
By Sina Honari,Brigitte Jaumard,Jamal Bentahar
Issue Date:November 2011
pp. 336-343
In a world where an increasing number of transactions are made on the web, there is a need for a trust evaluation tool dealing with uncertainty, e.g., for customers interested in evaluating the trustworthiness of an unknown service provider throughout quer...
 
Using 3-Way Satisfaction for Web Service Selection: Preliminary Investigation
Found in: Services Computing, IEEE International Conference on
By Erbin Lim,Philippe Thiran,Zakaria Maamar,Jamal Bentahar
Issue Date:July 2011
pp. 731-732
This paper examines the problem of Web service selection in a community. Web services reside in communities due to the similiar functionalities they offer. The selection in communities is important because each Web service provides a different level of ser...
 
On the Verification of Behavioral and Probabilistic Web Services Using Transformation
Found in: Web Services, IEEE International Conference on
By Giti Oghabi,Jamal Bentahar,Abdelghani Benharref
Issue Date:July 2011
pp. 548-555
In this paper, we propose a preliminary approach for automating web service verification. We use Semantic Markup for Web Services (OWL-S) to describe web service behavior. We parse the OWL-S file and transform it automatically to a corresponding Markov cha...
 
A New Approach for Quality Enforcement in Communities of Web Services
Found in: Services Computing, IEEE International Conference on
By Abdelghani Benharref,M. Adel Serhani,Salah Bouktif,Jamal Bentahar
Issue Date:July 2011
pp. 472-479
Nowadays, Web Services are considered as de facto and attracting distributed approach of application/services integration over the Internet. Web Services can also operate within communities to improve their visibility and market share. In a community, Web ...
 
A Game Theoretic Approach for Analyzing the Efficiency of Web Services in Collaborative Networks
Found in: Services Computing, IEEE International Conference on
By Babak Khosravifar,Mahsa Alishahi,Jamal Bentahar,Phlippe Thiran
Issue Date:July 2011
pp. 168-175
Because web services are loosely-coupled business applications, they are called to cooperate in distributed computing for the sake of efficiency. In this paper we propose a model formalizing web services efficiency considering different related parameters ...
 
Analyzing Communities vs. Single Agent-Based Web Services: Trust Perspectives
Found in: Services Computing, IEEE International Conference on
By Babak Khosravifar, Jamal Bentahar, Ahmad Moazin, Zakaria Maamar, Philippe Thiran
Issue Date:July 2010
pp. 194-201
Gathering functionally similar agent-based Web services into communities has been proposed and promoted on many occasions. In this paper, we compare the performance of these communities with self-managed, single agent-based Web services from trust perspect...
 
Analyzing the Relationships between some Parameters of Web Services Reputation
Found in: Web Services, IEEE International Conference on
By Babak Khosravifar, Jamal Bentahar, Ahmad Moazin
Issue Date:July 2010
pp. 329-336
In this paper, we provide an analysis of the impacts of some reputation parameters that an agent-based Web service holds while being active in the environment. To this end, we deploy a reputation model that ranks the Web services with respect to their popu...
 
Separating Operational and Control Behaviors: A New Approach to Web Services Modeling
Found in: IEEE Internet Computing
By Quan Z. Sheng, Zakaria Maamar, Hamdi Yahyaoui, Jamal Bentahar, Khouloud Boukadi
Issue Date:May 2010
pp. 68-76
The ability to develop flexible business applications is one of the ultimate objectives behind the use of Web services. Before taking part in such applications, each Web service should be modeled so that service engineers can monitor its execution and iden...
 
Reputation Cascade Model over Social Connections in Online Social Networks
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Maziar Gomrokchi, Jamal Bentahar, Babak Khosravifar
Issue Date:September 2009
pp. 523-526
Reputation is turning to be one of the most important concerns in online social networks. Users in such environments extend their activity area with respect to the possible updates on their reputation level. In this paper, we propose a probabilistic model ...
 
An Approach to Incentive-Based Reputation for Communities of Web Services
Found in: Web Services, IEEE International Conference on
By Babak Khosravifar, Jamal Bentahar, Philippe Thiran, Ahmad Moazin, Adrien Guiot
Issue Date:July 2009
pp. 303-310
Community of web services (CWS) is a society composed by a number of functionally identical web services. The communities always aim to increase their reputation level in order to obtain more requests. In this paper, we propose an effective mechanism deali...
 
Combined On-line and Off-line Trust Mechanism for Agent Computing
Found in: Advanced Information Networking and Applications, International Conference on
By Babak Khosravifar, Jamal Bentahar, Maziar Gomrokchi, Philippe Thiran
Issue Date:May 2009
pp. 146-153
In this paper, we propose an efficient mechanism dealingwith trust assessment for agent societies, aiming to accuratelyassess the trustworthiness of the collaborating agents.In the proposed model, we formulate on-line assessment process,which applies a num...
 
A New Approach to Model Web Services' Behaviors Based on Synchronization
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Zakaria Maamar, Quan Z. Sheng, Hamdi Yahyaoui, Jamal Bentahar, Khouloud Boukadi
Issue Date:May 2009
pp. 43-49
This paper introduces a novel approach for modelling and specifying behaviors of Web services. This approach excludes Web services from any composition scenario and sheds the light on two types of behaviors: control and operational. The control behavior il...
 
A Multi-agent-based Approach to Improve Intrusion Detection Systems False Alarm Ratio by Using Honeypot
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Babak Khosravifar, Maziar Gomrokchi, Jamal Bentahar
Issue Date:May 2009
pp. 97-102
In this paper we propose a new architecture, which is composed of distributed cooperative agents to reduce the false alarm ratio of the intrusion detection systems (IDS) in a twofold contribution. The first contribution lies in reducing the false alarm rat...
 
Social Network-Based Trust for Agent-Based Services
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Jamal Bentahar, Babak Khosravifar, Maziar Gomrokchi
Issue Date:May 2009
pp. 298-303
In service-oriented environments, reputation-based service selection is gaining increasing prominence. We propose in this paper a social network-based approach to model and analyze trust when a given service, called customer service or customer, should sel...
 
On the Meaning of SysML Activity Diagrams
Found in: Engineering of Computer-Based Systems, IEEE International Conference on the
By Yosr Jarraya, Mourad Debbabi, Jamal Bentahar
Issue Date:April 2009
pp. 95-105
In this paper, we aim to ascribe a meaning to SysML activity diagrams. To this end, we propose a dedicated algebraic-like language, namely activity calculus, and an operational semantics that provides a rigorous and intuitive operational understanding of t...
 
An Adaptive Configuration for Agent-Based Supply Network
Found in: Information Technology: New Generations, Third International Conference on
By Khaled Ghoneim, Jamal Bentahar
Issue Date:April 2008
pp. 1268-1271
A supply network is comprised of multiple heterogeneous subsystems gathered in a dynamic coalition to collaboratively provide an outcome. For a supply network to be effective in an open and competitive environment, it has to be scalable. An adaptive reconf...
 
Using Trustworthy and Referee Agents to Secure Multi-Agent Systems
Found in: Information Technology: New Generations, Third International Conference on
By Jamal Bentahar, Babak Khosravifar
Issue Date:April 2008
pp. 477-482
Security is a crucial factor in multi-agent systems where agents dynamically leave and enter the system. In this paper, we continue our work on security for agent-based systems by proposing a new trust model allowing agents to decide about a target agent. ...
 
Reputation of Communities of Web Services - Preliminary Investigation
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Said Elnaffar, Zakaria Maamar, Hamdi Yahyaoui, Jamal Bentahar, Philippe Thiran
Issue Date:March 2008
pp. 1603-1608
Web services communities can be seen as virtual clusters that agglomerate Web services with the same functionality (e.g., FlightBooking). However, selecting a community to deal with is a challenging task to users and providers. Reputation, besides other se...
 
An Experience Improving Intrusion Detection Systems False Alarm Ratio by Using Honeypot
Found in: Advanced Information Networking and Applications, International Conference on
By Babak Khosravifar, Jamal Bentahar
Issue Date:March 2008
pp. 997-1004
When traditional firewall and intrusion detection systems (IDS) are used to detect possible attacks from the network, they often make wrong decisions and block the legitimate connections. In this paper we propose a new architecture which is composed of dis...
 
An Argumentation Framework for Communities of Web Services
Found in: IEEE Intelligent Systems
By Jamal Bentahar, Zakaria Maamar, Djamal Benslimane, Philippe Thiran
Issue Date:November 2007
pp. 75-83
Argumentation theory can improve Web services functionality and help track the composition scenarios these Web services engage in. The authors implement an argumentation theory through a set of software agents that reason about Web services in terms of arg...
 
Using Argumentative Agents to Manage Communities of Web Services
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Jamal Bentahar, Zakaria Maamar, Djamal Benslimane, Philippe Thiran
Issue Date:May 2007
pp. 588-593
This paper presents a framework for specifying Web services communities. A Web service is an accessible application that humans, software agents, and other applications in general can discover, compose, and invoke in order to satisfy users? needs like hote...
 
Securing Agent-Oriented Systems: An Argumentation and Reputation-based Approach
Found in: Information Technology: New Generations, Third International Conference on
By Jamal Bentahar, John-Jules Ch. Meyer, Bernard Moulin
Issue Date:April 2007
pp. 507-515
In this paper, we propose a new model for securing agent-based systems in which agents are equipped with reasoning capabilities allowing them to interact with each other. The agents can reason about the reputation of each other using their argumentation sy...
 
A Computational Framework for Human/Agent Communication Using Argumentation, Implicit Information, and Social Influence
Found in: Web Intelligence and Intelligent Agent Technology, International Conference on
By Jamal Bentahar, Karim Bouzoubaa, Bernard Moulin
Issue Date:December 2006
pp. 372-377
In this paper, we propose a new computational framework for human/agent communication. The main objective is to allow software agents to participate in flexible communications with human and to be efficient in these communications. To be flexible and effic...
 
A Logical Model for Commitment and Argument Network for Agent Communication
Found in: Autonomous Agents and Multiagent Systems, International Joint Conference on
By Jamal Bentahar, Bernard Moulin, John-Jules Ch. Meyer, Brahim Chaib-draa
Issue Date:July 2004
pp. 792-799
In this paper we present a semantics for our approach based on social commitments (SCs) and arguments for conversational agents. More precisely, we propose a logical model based on CTL* and on dynamic logic (DL). Called Commitment and Argument Network, our...
 
Efficient Community Formation for Web Services
Found in: IEEE Transactions on Services Computing
By Ehsan Khosrowshahi Asl,Jamal Bentahar,Hadi Otrok,Rabeb Mizouni
Issue Date:March 2014
pp. 1
Web services are loosely-coupled business applications willing to cooperate in distributed settings within different groups called communities. Communities aim to provide web services with better visibility, efficiency, market share and total payoff. A num...
 
Research directions in agent communication
Found in: ACM Transactions on Intelligent Systems and Technology (TIST)
By Alexander Artikis, Amit K. Chopra, Andrew J. I. Jones, Frank Dignum, Jamal Bentahar, Marco Colombetti, Munindar P. Singh, Nicoletta Fornara, Pinar Yolum
Issue Date:March 2013
pp. 1-23
Increasingly, software engineering involves open systems consisting of autonomous and heterogeneous participants or agents who carry out loosely coupled interactions. Accordingly, understanding and specifying communications among agents is a key concern. A...
     
Introduction to the special section on agent communication
Found in: ACM Transactions on Intelligent Systems and Technology (TIST)
By Alexander Artikis, Amit K. Chopra, Frank Dignum, Jamal Bentahar
Issue Date:March 2013
pp. 1-1
A workflow specification defines a set of steps and the order in which these steps must be executed. Security requirements may impose constraints on which groups of users are permitted to perform subsets of these steps. A workflow specification is said to ...
     
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