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Displaying 1-18 out of 18 total
Optimizing DaaS Web Service Based Data Mashups
Found in: Services Computing, IEEE International Conference on
By Mahmoud Barhamgi,Chirine Ghedira,Djamal Benslimane,Salah-Eddine Tbahriti,Michael Mrissa
Issue Date:July 2011
pp. 464-471
Data Mashup is a special class of mashup application that combines information on the fly from multiple data sources to respond to transient business needs. In this paper, we propose two optimization algorithms to optimize Data Mashups. The first allows fo...
 
Views in Composite Web Services
Found in: IEEE Internet Computing
By Zakaria Maamar, Djamal Benslimane, Chirine Ghedira, Michael Mrissa
Issue Date:July 2005
pp. 79-84
The authors present a view-based approach for tracking personalized Web services. To guarantee proper handling of user preferences during Web service execution, a view can zoom into the specification that composes the Web services. As time advances, the lo...
 
A Decentralized Mediation-as-a-Service Architecture for Service Composition
Found in: 2013 IEEE 22nd International Workshop On Enabling Technologies: Infrastructure For Collaborative Enterprises (WETICE)
By Michael Mrissa,Mohamed Sellami,Pierre De Vettor,Djamal Benslimane,Bruno Defude
Issue Date:June 2013
pp. 80-85
Service composition is a major advance service-oriented computing brings to enable the development of distributed applications. However, the distributed nature of services hampers their composition with data heterogeneity problems. In this paper, we addres...
 
How to Preserve Privacy in Services Interaction
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Salah-Eddine Tbahriti,Brahim Medjahed,Zaki Malik,Chirine Ghedira,Michael Mrissa
Issue Date:March 2012
pp. 66-71
In this paper, we present a formal model for preserving privacy in Web services. We define a Web service-aware privacy model that deals with the privacy of input data, output data, and operation usage. We introduce a matching protocol that caters for parti...
 
Exchanging Data Agreements in the DaaS Model
Found in: Asia-Pacific Conference on Services Computing. 2006 IEEE
By Hong-Linh Truong,Schahram Dustdar,Joachim Götze,Tino Fleuren,Paul Müller,Salah-Eddine Tbahriti,Michael Mrissa,Chirine Ghedira
Issue Date:December 2011
pp. 153-160
Rich types of data offered by data as a service(DaaS) in the cloud are typically associated with different and complex data concerns that DaaS service providers, data providers and data consumers must carefully examine and agree with before passing and uti...
 
Handling Semantic Conflicts in DaaS Composition: A Service Mediation Approach
Found in: Signal-Image Technologies and Internet-Based System, International IEEE Conference on
By Idir Amine Amarouche,Michael Mrissa,Zaia Alimazighi
Issue Date:December 2011
pp. 97-104
In the domain of DaaS {DaaS: Data-as-a-Service or information-providing service), completing a query means calling many services which are heterogeneous and built independently from the context in which they will be used. This heterogeneity leads to severa...
 
Meerkat - A Dynamic Privacy Framework for Web Services
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Salah-Eddine Tbahriti,Brahim Medjahed,Zaki Malik,Chirine Ghedira,Michael Mrissa
Issue Date:August 2011
pp. 418-421
In this paper, we present Meerkat, a dynamic framework for preserving privacy in Web services. We define a Web service-aware privacy model that deals with the privacy of input data, output data, and operation usage. We introduce a matching protocol that ca...
 
A Framework for Building Privacy-Conscious DaaS Service Mashups
Found in: Web Services, IEEE International Conference on
By Mahmoud Barhamgi,Djamal Benslimane,Chirine Ghedira,Salah-Eddine Tbahriti,Michael Mrissa
Issue Date:July 2011
pp. 323-330
Data Mashup is a special class of mashup application that combines information on the fly from multiple data sources to respond to transient business needs. Data mashup is a difficult task that would require an important programming skill on the side of ma...
 
Combining Configuration and Query Rewriting for Web Service Composition
Found in: Web Services, IEEE International Conference on
By Amin Mesmoudi,Michaël Mrissa,Mohand-Saïd Hacid
Issue Date:July 2011
pp. 113-120
In this paper, we investigate the combination of configuration and query rewriting for semantic Web service composition. Given a user query and a set of service descriptions, we rely on query rewriting to find services that implement the functionalities ex...
 
Privacy Model and Annotation for DaaS
Found in: Web Services, European Conference on
By Michael Mrissa, Salah-Eddine Tbahriti, Hong-Linh Truong
Issue Date:December 2010
pp. 3-10
Data as a Service (DaaS) builds on service-oriented technologies to enable fast access to data resources on the Web. However, this paradigm raises several new concerns that traditional privacy models for Web services do not handle. First, the distinction b...
 
A Multi-Layer and Multi-Perspective Approach to Compose Web Services
Found in: Advanced Information Networking and Applications, International Conference on
By Djamal Benslimane, Zakaria Maamar, Yehia Taher, Mohammed Lahkim, Marie Christine Fauvet, Michael Mrissa
Issue Date:May 2007
pp. 31-37
This paper presents a Web services composition approach that is built upon three layers known as component, community, and composite. The contribution of each layer towards this approach is assessed from two perspectives known as organization and managemen...
 
On Tracking Personalized Web Services Using Views
Found in: e-Technology, e-Commerce, and e-Services, IEEE International Conference on
By Zakaria Maamar, Djamal Benslimane, Chirine Ghedira, Michael Mrissa
Issue Date:April 2005
pp. 432-437
This paper presents a view-based approach for tracking personalized Web services. Web services are subject to personalization when there is a need to accommodate user preferences during these Web services performance and delivery of this performance's outc...
 
A Mediation Framework for Web Services in a Distributed Healthcare Information System
Found in: IDEAS Workshop on Medical Information Systems: The Digital Hospital
By Michael Mrissa, Djamal Benslimane, Chirine Ghedira, Zakaria Maamar
Issue Date:September 2004
pp. 15-22
Conceptualizing distributed Healthcare Information System is an important step toward the enhancement of clinical decision support system. In this paper, we propose a semantic mediation of Web Services interfaces for distributed healthcare system. Our prop...
 
A Service Oriented Architecture for Linked Data Integration
Found in: 2014 IEEE 8th International Symposium on Service Oriented System Engineering (SOSE)
By Pierre De Vettor,Michael Mrissa,Djamal Benslimane,Salim Berbar
Issue Date:April 2014
pp. 198-203
Nowadays, the Web offers huge amounts of data sources for the benefit of the community. However, there is a lack of practical approach for converting and linking multi-origin data sources into one coherent smart data set. In this paper, we define a service...
 
Privacy-Enhanced Web Service Composition
Found in: IEEE Transactions on Services Computing
By Salah-Eddine Tbahriti,Chirine Ghedira,Brahim Medjahed,Michael Mrissa
Issue Date:April 2014
pp. 210-222
Data as a Service (DaaS) builds on service-oriented technologies to enable fast access to data resources on the Web. However, this paradigm raises several new privacy concerns that traditional privacy models do not handle. In addition, DaaS composition may...
 
Respecting Privacy in Web Service Composition
Found in: 2013 IEEE International Conference on Web Services (ICWS)
By Salah-Eddine Tbahriti,Brahim Medjahed,Chirine Ghedira,Djamal Benslimane,Michael Mrissa
Issue Date:June 2013
pp. 139-146
Privacy is still among the key challenges that keep hampering DaaS service composition solution. Indeed services may follow different, conflicting privacy specifications with respect to the data they use and provide within a composition. In this paper, we ...
 
Using context to enable semantic mediation in web service communities
Found in: Proceedings of the 2008 international workshop on Context enabled source and service selection, integration and adaptation: organized with the 17th International World Wide Web Conference (WWW 2008) (CSSSIA '08)
By Chirine Ghedira, Djamal Benslimane, Michael Mrissa, Philippe Thiran, Zakaria Maamar
Issue Date:April 2008
pp. 1-7
The use of communities provides a scalable solution for gathering and managing functionally-equivalent Web services. In order to ensure single access to the community, a community uses a common interface that acts as a proxy and selects other Web services ...
     
A context-based mediation approach to compose semantic Web services
Found in: ACM Transactions on Internet Technology (TOIT)
By Chirine Ghedira, Djamal Benslimane, Florian Rosenberg, Michael Mrissa, Schahram Dustdar, Zakaria Maamar
Issue Date:November 2007
pp. 4-es
Web services composition is a keystone in the development of interoperable systems. However, despite the widespread adoption of Web services, several obstacles still hinder their smooth automatic semantic reconciliation when being composed. Consistent unde...
     
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