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Displaying 1-50 out of 65 total
Adaptive Routing for Dynamic Applications in Massively Parallel Architectures
Found in: IEEE Concurrency
By Maurelio Boari, Antonio Corradi, Cesare Stefanelli, Letizia Leonardi
Issue Date:March 1995
pp. 61-74
The paper presents two adaptive routing algorithms supporting communications in massively parallel architectures where the allocation of processes to nodes is unknown. This situation is typical of dynamic environments where processes may be created and ter...
 
Enhancing Intradomain Scalability of IMS-Based Services
Found in: IEEE Transactions on Parallel and Distributed Systems
By Paolo Bellavista,Antonio Corradi,Luca Foschini
Issue Date:December 2013
pp. 2386-2395
IP multimedia subsystem (IMS) and IMS-based services are increasingly providing interoperable session control and mobility for next-generation all-IP networks. However, clear design guidelines and techniques for the support of scalable IMS-based deployment...
 
Self-Organizing Seamless Multimedia Streaming in Dense Manets
Found in: IEEE Pervasive Computing
By Paolo Bellavista,Antonio Corradi,Luca Foschini
Issue Date:January 2013
pp. 68-78
Mobile multimedia in pervasive environments often targets dynamic mobile ad hoc networks (manets) with densely populated areas of interest, difficult to serve via traditional fixed infrastructures. The authors propose an easy-to-deploy, lightweight, and se...
 
Design and Implementation of a Scalable and QoS-aware Stream Processing Framework: The Quasit Prototype
Found in: 2012 IEEE International Conference on Green Computing and Communications (GreenCom)
By Paolo Bellavista,Antonio Corradi,Andrea Reale
Issue Date:November 2012
pp. 458-467
Today's stream processing scenarios are characterized by large volumes of data, e.g., generated by cyber-physical systems in a smart city, on which continuous analysis tasks need to be performed, often with very different optimal trade-offs between achieve...
 
DDS-enabled Cloud management support for fast task offloading
Found in: 2012 IEEE Symposium on Computers and Communications (ISCC)
By Antonio Corradi,Luca Foschini,Javier Povedano-Molina,Juan M. Lopez-Soler
Issue Date:July 2012
pp. 000067-000074
Cloud computing has become an essential technology not only for web provisioning, but also in mobile scenarios. Mobile devices are usually resource constrained due to processing and power limitations, so typical applications are not easy portable. Battery ...
   
Database security management for healthcare SaaS in the Amazon AWS Cloud
Found in: 2012 IEEE Symposium on Computers and Communications (ISCC)
By Fabio Bracci,Antonio Corradi,Luca Foschini
Issue Date:July 2012
pp. 000812-000819
Software as a Service (SaaS) applications fully-exploiting the potential of elastic Cloud computing infrastructures naturally are enabling new ubiquitous access scenarios for nomadic users, such as market salesmen and home healthcare medical assistants. Sa...
   
A Stable Network-Aware VM Placement for Cloud Systems
Found in: Cluster Computing and the Grid, IEEE International Symposium on
By Ofer Biran,Antonio Corradi,Mario Fanelli,Luca Foschini,Alexander Nus,Danny Raz,Ezra Silvera
Issue Date:May 2012
pp. 498-506
Virtual Machine (VM) placement has to carefully consider the aggregated resource consumption of co-located VMs in order to obey service level agreements at lower possible cost. In this paper, we focus on satisfying the traffic demands of the VMs in additio...
 
A DDS-compliant infrastructure for fault-tolerant and scalable data dissemination
Found in: Computers and Communications, IEEE Symposium on
By Antonio Corradi, Luca Foschini, Luca Nardelli
Issue Date:June 2010
pp. 489-495
Recent trends in data-centric systems have motivated significant standardization efforts, such as the Data Distribution Service (DDS) to enable data dissemination with guaranteed Quality of Service (QoS). However, clear design guidelines and techniques for...
 
The real Ad-hoc Multi-hop Peer-to-peer (RAMP) middleware: An easy-to-use support for spontaneous networking
Found in: Computers and Communications, IEEE Symposium on
By Paolo Bellavista, Antonio Corradi, Carlo Giannelli
Issue Date:June 2010
pp. 463-470
Spontaneous (or opportunistic) networks are multi-hop ad-hoc networks where nodes opportunistically exploit peer-to-peer contacts to share content and available resources in an impromptu way. Even if spontaneous networking has recently received growing int...
 
Enhancing the Scalability of IMS-Based Presence Service for LBS Applications
Found in: Computer Software and Applications Conference, Annual International
By Paolo Bellavista, Antonio Corradi, Luca Foschini
Issue Date:July 2009
pp. 29-36
Because of recent advances in both client devices and wireless communications, industry has started to look at the potentially relevant market of Location Based Services (LBSs). IP Multimedia Subsystem (IMS) and IMS-based presence service are putting toget...
 
A DDS-compliant P2P infrastructure for reliable and QoS-enabled data dissemination
Found in: Parallel and Distributed Processing Symposium, International
By Antonio Corradi,Luca Foschini
Issue Date:May 2009
pp. 1-8
Recent trends in data-centric systems have motivated significant standardization efforts, such as the Data Distribution Service (DDS) to support data dissemination with guaranteed Quality of Service (QoS) in heterogeneous Internet environments. Notwithstan...
 
Context-Aware Multimedia Middleware Solutions for Counteracting IEEE 802.11 Performance Anomaly
Found in: Multimedia and Ubiquitous Engineering, International Conference on
By Paolo Bellavista, Antonio Corradi, Luca Foschini
Issue Date:April 2007
pp. 9-16
Multimedia provisioning over Wi-Fi networks is a complex task that should consider also novel issues stemming from the specific behavior of IEEE 802.11 protocols. In particular, we claim the need for visibility of context data about the IEEE 802.11 perform...
 
SIP-Based Proactive Handoff Management for Session Continuity in the Wireless Internet
Found in: Distributed Computing Systems Workshops, International Conference on
By Paolo Bellavista, Antonio Corradi, Luca Foschini
Issue Date:July 2006
pp. 69
New challenging deployment scenarios are accommodating limited and heterogeneous portable devices that roam in wired-wireless best-effort networks with session maintenance and continuity requirements. In particular, continuous services, e.g., multimedia st...
 
A k-hop Clustering Protocol for Dense Mobile Ad-Hoc Networks
Found in: Distributed Computing Systems Workshops, International Conference on
By Giacomo Angione, Paolo Bellavista, Antonio Corradi, Eugenio Magistretti
Issue Date:July 2006
pp. 10
Dense Mobile Ad-hoc NETworks (MANET), i.e., geographical areas with relatively high and almost constant density of mobile terminals communicating in ad-hoc mode (such as in airport terminals, shopping malls, and university campuses) are becoming deployment...
 
Evaluating Filtering Strategies for Decentralized Handover Prediction in the Wireless Internet
Found in: Computers and Communications, IEEE Symposium on
By Paolo Bellavista, Antonio Corradi, Carlo Giannelli
Issue Date:June 2006
pp. 167-174
The rapid diffusion of heterogeneous forms of wireless connectivity is pushing the tremendous growth of the commercial interest in mobile services, i.e., distributed applications to portable wireless terminals that roam during service provisioning. In the ...
 
Efficient Data Harvesting in Mobile Sensor Platforms
Found in: Pervasive Computing and Communications Workshops, IEEE International Conference on
By Uichin Lee, Eugenio Magistretti, Biao Zhou, Mario Gerla, Paolo Bellavista, Antonio Corradi
Issue Date:March 2006
pp. 352-356
In this paper we study the use of vehicles as sensors in a
 
Dynamic Configuration of Semantic-Based Service Provisioning to Portable Devices
Found in: Applications and the Internet, IEEE/IPSJ International Symposium on
By Antonio Corradi, Rebecca Montanari, Alessandra Toninelli
Issue Date:January 2006
pp. 137-145
Context-awareness is starting to emerge as a key driving principle for the design and provisioning of pervasive services in pervasive computing environments. Semantic languages seem to provide effective means to express, process and reason about context in...
 
Comparing and Evaluating Lightweight Solutions for Replica Dissemination and Retrieval in Dense MANETs
Found in: Computers and Communications, IEEE Symposium on
By Paolo Bellavista, Antonio Corradi, Eugenio Magistretti
Issue Date:June 2005
pp. 43-50
There is an emerging market interest in service provisioning over dense Mobile Ad-hoc NETworks (MANETs), i.e., limited spatial regions, such as shopping malls, airports, and university campuses, where a high number of mobile wireless peers can autonomously...
 
Lightweight Replication Middleware for Data and Service Components in Dense MANETs
Found in: A World of Wireless, Mobile and Multimedia Networks, International Symposium on
By Paolo Bellavista, Antonio Corradi, Eugenio Magistretti
Issue Date:June 2005
pp. 142-152
The increasing diffusion of wireless-enabled portable devices is pushing towards service provisioning over dense Mobile Ad-hoc NETworks (MANETs), i.e., limited spatial regions, such as shopping malls, railway stations and airports, where a high number of m...
 
Mobile Proxies for Proactive Buffering in Wireless Internet Multimedia Streaming
Found in: Distributed Computing Systems Workshops, International Conference on
By Paolo Bellavista, Antonio Corradi, Carlo Giannelli
Issue Date:June 2005
pp. 297-304
The widespread popularity of roaming wireless devices with limited and heterogeneous capabilities is enabling new challenging deployment scenarios for multimedia streaming in wired-wireless integrated networks. Streaming services should consider not only t...
 
Integrating Web Services and Mobile Agent Systems
Found in: Distributed Computing Systems Workshops, International Conference on
By Paolo Bellavista, Antonio Corradi, Stefano Monti
Issue Date:June 2005
pp. 283-290
Middleware supports based on Mobile Agents (MAs) have recently emerged with the goal of allowing application developers to easily manage and control the properties and behaviors of mobile systems, especially in novel wireless and ubiquitous scenarios. Seve...
 
Java-Based Proactive Buffering for Multimedia Streaming Continuity in the Wireless Internet
Found in: A World of Wireless, Mobile and Multimedia Networks, International Symposium on
By Paolo Bellavista, Antonio Corradi, Luca Foschini
Issue Date:June 2005
pp. 448-450
New challenging deployment scenarios are accommodating portable devices with limited and heterogeneous capabilities that roam among wireless access localities during service provisioning with session continuity requirements, such as in multimedia streaming...
 
REDMAN: A Decentralized Middleware Solution for Cooperative Replication in Dense MANETs
Found in: Pervasive Computing and Communications Workshops, IEEE International Conference on
By Paolo Bellavista, Antonio Corradi, Eugenio Magistretti
Issue Date:March 2005
pp. 158-162
The mass market of wireless devices is pushing towards service provisioning over dense Mobile Ad-hoc NETworks (MANETs), i.e., limited spatial regions, such as university campuses, airports and shopping malls, where many mobile wireless peers autonomously c...
 
MUMOC: An Active Infrastructure for Open Video Caching
Found in: Distributed Frameworks for Multimedia Applications, International Conference on
By Paolo Bellavista, Antonio Corradi, Luca Foschini
Issue Date:February 2005
pp. 64-71
Advances in networking and content delivery systems are enabling new challenging provisioning scenarios where a growing number of users access Video on Demand (VoD), possibly while moving among different points of attachment to the Internet and using diffe...
 
A Context-centric Security Middleware for Service Provisioning in Pervasive Computing
Found in: Applications and the Internet, IEEE/IPSJ International Symposium on
By Antonio Corradi, Rebecca Montanari, Daniela Tibaldi, Alessandra Toninelli
Issue Date:February 2005
pp. 421-429
Pervasive user mobility, wireless connectivity and the widespread diffusion of portable devices raise new challenges for ubiquitous service provisioning. An emerging architecture solution in the wireless Internet is based on mobile proxies (implemented as ...
 
Context-Driven Adaptation of Trust Relationships in Pervasive Collaborative Environments
Found in: Applications and the Internet Workshops, IEEE/IPSJ International Symposium on
By Antonio Corradi, Rebecca Montanari, Daniela Tibaldi
Issue Date:February 2005
pp. 178-181
The growing diffusion of portable devices with wireless connectivity and the integration of telecommunication systems and the Internet enable users to benefit from anytime and anywhere impromptu collaboration. Security is crucial to ensure secure sharing o...
 
Adaptive Semantic Support Provisioning in Mobile Internet Environments
Found in: Applications and the Internet Workshops, IEEE/IPSJ International Symposium on
By Antonio Corradi, Rebecca Montanari, Alessandra Toninelli
Issue Date:February 2005
pp. 154-157
The Mobile Internet scenario encourages the design and development of context-aware applications that provide results depending on context information, such as the relative position of users, user preferences, device capabilities and available resources. A...
 
Context-Awareness for Impromptu Collaboration in MANETs
Found in: Wireless on Demand Network Systems and Service, International Conference on
By Dario Bottazzi, Antonio Corradi, Rebecca Montanari
Issue Date:January 2005
pp. 16-25
The growing diffusion of wireless-enabled portable devices and the recent advances in Mobile Ad-hoc NETworks (MANETs) open a new scenario where users can benefit from anywhere/anytime impromptu collaboration. However, the development of collaborative servi...
 
Context-Based Access Control for Ubiquitous Service Provisioning
Found in: Computer Software and Applications Conference, Annual International
By Antonio Corradi, Rebecca Montanari, Daniela Tibaldi
Issue Date:September 2004
pp. 444-451
Pervasive user mobility, wireless connectivity and the widespread diffusion of portable devices raise new challenges for ubiquitous service provisioning. In particular, mobility of users/devices causes frequent and unpredictable changes in physical user lo...
 
Context-Based Access Control Management in Ubiquitous Environments
Found in: Network Computing and Applications, IEEE International Symposium on
By Antonio Corradi, Rebecca Montanari, Daniela Tibaldi
Issue Date:September 2004
pp. 253-260
Wireless connectivity and the widespread diffusion of portable devices raise new challenges for ubiquitous service provisioning. Mobility of users causes frequent and unpredictable changes in user location and in consequently available resources. Access co...
 
Context-Awareness for Impromptu Collaboration in MANETs
Found in: Network Computing and Applications, IEEE International Symposium on
By Dario Bottazzi, Antonio Corradi, Rebecca Montanari
Issue Date:September 2004
pp. 339-342
The growing diffusion of wireless-enabled portable devices and the recent advances in Mobile Ad-Hoc Networks (MANET) open a new scenario where users can benefit from anywhere/anytime impromptu collaboration. However, the development of collaborative servic...
 
Context-Aware Middleware for Resource Management in the Wireless Internet
Found in: IEEE Transactions on Software Engineering
By Paolo Bellavista, Antonio Corradi, Rebecca Montanari, Cesare Stefanelli
Issue Date:December 2003
pp. 1086-1099
<p><b>Abstract</b>—The provisioning of Web services over the wireless Internet introduces novel challenging issues for service design and implementation: from user/terminal mobility during service execution, to wide heterogeneity of porta...
 
Application-Level QoS Control for Video-on-Demand
Found in: IEEE Internet Computing
By Paolo Bellavista, Antonio Corradi, Cesare Stefanelli
Issue Date:November 2003
pp. 16-24
<p>Using mobile agent technology, the ubiQoS middleware supports QoS tailoring and adaptation of video-on-demand flows in response to user preferences and terminal properties.</p>
 
Mobile Middleware Solutions for the Adaptive Management of Multimedia QoS to Wireless Portable Devices
Found in: Object-Oriented Real-Time Dependable Systems, IEEE International Workshop on
By Paolo Bellavista, Antonio Corradi
Issue Date:October 2003
pp. 283
New challenging service scenarios are integrating wireless portable devices with limited and heterogeneous capabilities. They are expected to access both traditional and novel (context-dependent) Internet services. This not only calls for novel infrastruct...
 
AGAPE: a Location-aware Group Membership Middleware for Pervasive Computing Environments
Found in: Computers and Communications, IEEE Symposium on
By Dario Bottazzi, Antonio Corradi, Rebecca Montanari
Issue Date:July 2003
pp. 1185
The widespread diffusion of mobile computing along with the integration of telecommunication systems and the Internet enables a scenario where the promise of ubiquitous computing is starting to be realised. This scenario calls for novel services the can be...
 
Application Domain Accounting for Roaming Services
Found in: Future Trends of Distributed Computing Systems, IEEE International Workshop
By Paolo Bellavista, Antonio Corradi, Silvia Vecchi
Issue Date:May 2003
pp. 359
Wireless portable devices and ubiquitous service access points are enabling pervasive scenarios where a plethora of different client terminals expect to access services while roaming from a network locality to another one and between different local servic...
 
Dynamic Binding in Mobile Applications: A Middleware Approach
Found in: IEEE Internet Computing
By Paolo Bellavista, Antonio Corradi, Rebecca Montanari, Cesare Stefanelli
Issue Date:March 2003
pp. 34-42
<p>By separating binding concerns from application logic, the Colomba approach exploits metadata to let mobile applications adapt to dynamic environments.</p>
 
QoS-aware Accounting in Mobile Computing Scenarios
Found in: Parallel, Distributed, and Network-Based Processing, Euromicro Conference on
By Paolo Bellavista, Antonio Corradi, Silvia Vecchi
Issue Date:February 2003
pp. 537
The enlarging market of portable devices and wire-less networks stimulates the provisioning of mobility-enabled Internet services with differentiated levels of Quality of Service (QoS). The finally supplied QoS level can greatly differ from the negotiated ...
 
Mobile Agent Solutions for Accounting Management in Mobile Computing
Found in: Computers and Communications, IEEE Symposium on
By Paolo Bellavista, Antonio Corradi, Silvia Vecchi
Issue Date:July 2002
pp. 753
The convergence of mobile telecommunications and the Internet global systems forces to reconsider traditional client/server solutions for network and systems management. The paper claims that accounting in the mobility-enabled Internet requires support inf...
 
How to Support Internet-based Distribution of Video on Demand to Portable Devices
Found in: Computers and Communications, IEEE Symposium on
By Paolo Bellavista, Antonio Corradi
Issue Date:July 2002
pp. 126
The increasing diffusion of mobile computing and of portable devices with wireless connectivity identifies new challenging scenarios for service provisioning. The access from devices with limited heterogeneous capabilities to traditional and novel Internet...
 
Mobile Agents for QoS Tailoring, Control and Adaptation over the Internet: the ubiQoS Video on Demand Service
Found in: Applications and the Internet, IEEE/IPSJ International Symposium on
By Francesco Baschieri, Paolo Bellavista, Antonio Corradi
Issue Date:February 2002
pp. 109
Service provision over the Internet has to address the issues of differentiated Quality-of-Service (QoS) and ubiquitous accessibility. Internet services should consider user QoS desiderata together with various properties of servers providing replicated/pa...
 
How to Monitor and Control Resource Usage in Mobile Agent Systems
Found in: Distributed Objects and Applications, International Symposium on
By Paolo Bellavista, Antonio Corradi, Cesare Stefanelli
Issue Date:September 2001
pp. 0065
Abstract: The Mobile Agent technology has already shown its advantages, but at the same time has already remarked new problems currently limiting its diffusion in commercial environments. A key issue is to control the operations that foreign mobile agents ...
 
Mobile Agent Middleware for Mobile Computing
Found in: Computer
By Paolo Bellavista, Antonio Corradi, Cesare Stefanelli
Issue Date:March 2001
pp. 73-81
<p>Mobile computing requires an advanced infrastructure that integrates support protocols, mechanisms, and tools to dynamically reallocate and trace mobile users and terminals and permit coordination of mobile entities. Solutions to these issues requ...
 
Integrating Mobile Agent Infrastructures with CORBA-based Distributed Multimedia Applications
Found in: Parallel, Distributed, and Network-Based Processing, Euromicro Conference on
By Paolo Bellavista, Antonio Corradi, Domenico Cotroneo, Stefano Russo
Issue Date:February 2001
pp. 121
The increased computing power and the enhanced connectivity of current open computing systems are encouraging the deployment of new classes of services both centered around dynamically changing user requirements and based on the exploitation of the Interne...
 
MODE: A Java-Like Environment for Experimenting Mobility Policies
Found in: Distributed Objects and Applications, International Symposium on
By Giuliano Armano, Antonio Corradi, Letizia Leonardi, Eloisa Vargiu
Issue Date:September 2000
pp. 109
The wide acceptance of object-oriented environments and proposals has renewed interest in all the class inheritance related issues; in particular, its implementation in distributed architectures. The paper focuses on how the inheritance relationship could ...
 
CORBA Solutions for Interoperability in Mobile Agent Environments
Found in: Distributed Objects and Applications, International Symposium on
By Paolo Bellavista, Antonio Corradi, Cesare Stefanelli
Issue Date:September 2000
pp. 283
The Mobile Agent (MA) paradigm proposes several attractive solutions to deal with the problems of network-centric programming. Despite the availability of several MA platforms, there are still only a few MA-based distributed services. The paper claims that...
 
Mobile Agents Protection in the Internet Environment
Found in: Computer Software and Applications Conference, Annual International
By Antonio Corradi, Rebecca Montanari, Cesare Stefanelli
Issue Date:October 1999
pp. 80
The Mobile Agent (MA) paradigm seems to be a promising technology for developing applications in open, distributed and heterogeneous environments, such as the Internet. Mobile agents can overcome some of the limits of the traditional Client/Server model an...
 
Mobile Agents Integrity in E-Commerce Applications
Found in: Distributed Computing Systems, International Conference on
By Antonio Corradi, Rebecca Montanari, Cesare Stefanelli
Issue Date:June 1999
pp. 0059
The Mobile Agent (MA) paradigm seems able to support effectively distributed applications in open and heterogeneous environments, and application areas such as e-commerce appears to be of particular interest. Mobility, autonomy and easy personalization are...
 
A Secure and Open Mobile Agent Programming Environment
Found in: Autonomous Decentralized Systems, International Symposium on
By Paolo Bellavista, Antonio Corradi, Cesare Stefanelli
Issue Date:March 1999
pp. 238
The Mobile Agent technology is suitable for applications in open, distributed and heterogeneous environments such as the Internet and the Web, because it can overcome some limits of traditional approaches. The paper describes a Secure and Open Mobile Agent...
 
Diffusive Load-Balancing Policies for Dynamic Applications
Found in: IEEE Concurrency
By Antonio Corradi, Letizia Leonardi, Franco Zambonelli
Issue Date:January 1999
pp. 22-31
Massively parallel architectures require decentralized and scalable system policies. The paper presents and evaluates a set of local dynamic load balancing strategies inspired by diffusion and characterized by different scopes of locality: the goal is to c...
 
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