Now showing items 1-20 of 30

    • An Approach to Dynamic Service Management in Pervasive Computing 

      Kagal, Lalana; Avancha, Sasikanth; Korolev, Vladimir; Joshi, Anupam; Finin, Tim (2002-10-09)
      In the near future, we will see dramatic changes in computing and networking hardware. A large number of devices (e.g., phones, PDAs, even small household appliances) will become computationally enabled. Micro/nano sensors ...
    • Authorization and Privacy for Semantic Web Services 

      Kagal, Lalana; Paoucci, Massimo; Srinivasan, Naveen; Denker, Grit; Finin, Tim; Sycara, Katia (IEEE, 2004-07-01)
      When choosing, composing, invoking or monitoring a service it may be important or even critical to understand it's security attributes and policies. By security, we refer to a range of related aspects including authentication, ...
    • Autonomic Policy-Based Collaboration for Cross-Agency Human Teams 

      Cornwell, Mark; Just, James; Kagal, Lalana; Finin, Tim; Huhns, Mike (2004-04-21)
      Declarative policies are useful for constraining autonomous behavior in open, distributed systems This enables more autonomy The Rei policy language and associate tools have provided a good base Semantic web languages ...
    • Centaurus : A Framework for Intelligent Services in a Mobile Environment 

      Kagal, Lalana; Korolev, Vladimir; Chen, Harry; Joshi, Anupam; Finin, Tim (IEEE, 2001-04-01)
      In an age where wirelessly networked appliances and devices are becoming commonplace, there is a necessity for connecting them to work together for a mobile user. The design outlined in this paper provides an infrastructure ...
    • Declarative Policies for Describing Web Service Capabilities and Constraints 

      Kagal, Lalana; Finin, Tim; Joshi, Anupam (2004-10-13)
      Though the description of capabilities and constraints for web services is an important problem, we believe that is it part of a much larger problem : controlling the behavior of autonomous entities in open, dynamic ...
    • A Delegation Based Model for Distributed Trust 

      Kagal, Lalana; Finin, Timothy; Peng, Yun (2001-08-01)
      In this paper we outline an infrastructure that facilitates security and trust management in a multi-agent system. Our model eases the problem of authorization in a network of heterogeneous agents and also contains ...
    • Enforcing Policies in Pervasive Environments 

      Patwardhan, Anand; Korolev, Vladimir; Kagal, Lalana; Joshi, Anupam (IEEE, 2004-08-22)
      This paper presents a proof of concept implementation of a security infrastructure for mobile devices in a pervasive environment. The security infrastructure primarly consists of two parts, the policy engine and the policy ...
    • Enhancing P3P Framework through Policies and Trust 

      Kolari, Pranam; Ding, Li; Kagal, Lalana; Ganjugunte, Shashidhara; Joshi, Anupam; Finin, Tim (2004-09-09)
      The Platform for Privacy Preferences (P3P) is a W3C standard that websites can use to describe their privacy practices. The presence of P3P policies enable users to configure web browsers to constrain what they can and ...
    • Enhancing Web Privacy Protection through Declarative Policies 

      Kolari, Pranam; Ding, Li; Ganjugunte, Shashidhara; Kagal, Lalana; Joshi, Anupam; Finin, Tim (IEEE, 2005-06-07)
      The Platform for Privacy Preferences (P3P) is a W3C framework for web privacy management. It provides a standard vocabulary that websites can use to describe their privacy practices. The presence of website published P3P ...
    • A Framework for Distributed Trust Management 

      Kagal, Lalana; Cost, Scott; Finin, Timothy; Peng, Yun (2001)
      This paper discusses our infrastructure for handling distributed security and trust. It outlines a method for access control across domains that handles complex inter domain trust relationships. We have developed a flexible ...
    • In Reputation We Believe: Query Processing in Mobile Ad-Hoc Networks 

      Perich, Filip; Kagal, Lalana; Joshi, Anupam; Finin, Tim; Yesha, Yelena (IEEE, 2004-08-22)
      Current research on data management in mobile ad-hoc networks focuses on discovering sources and acquiring information. In this mode of operation, mobile devices assume answers to be correct and do not verify the veracity ...
    • Information agents for mobile and embedded devices 

      Finin, Tim; Joshi, Anupam; Kagal, Lalana; Ratsimor, Olga; Avancha, Sasikanth (World Scientific Publishing Co Pte Ltd, 2002-09-01)
      The pervasive computing environments of the near future will involve the interactions, coordination and cooperation of numerous, casually accessible, and often invisible computing devices. These devices, whether carried ...
    • Information Integration and Analysis: A Semantic Approach to Privacy 

      Oberoi, Madan; Jagtap, Pramod; Joshi, Anupam; Finin, Tim; Kagal, Lalana (IEEE, 2011-10-09)
      The balance between privacy and security concerns is a hotly debated topic, especially as government (and private) entities are able to gather and analyze data from several disparate sources with ease. This ability to do ...
    • Intelligent Agents for Mobile and Embedded Devices 

      Finin, Tim; Joshi, Anupam; Kagal, Lalana; Ratsimor, Olga Vladi; Avancha, Sasikanth; Korolev, Vladimir; Chen, Harry; Perich, Filip; Cost, R. Scott (World Scientific Publishing Co Pte Ltd, 2002-12-01)
      The pervasive computing environments of the near future will involve the interactions, coordination and cooperation of numerous, casually accessible, and often invisible computing devices. These devices, whether carried ...
    • Issues in Data Management for Pervasive Environments 

      Avancha, Sasikanth; Chakraborty, Dipanjan; Chen, Harry; Kagal, Lalana; Perich, Filip; Joshi, Anupam (2002-01-12)
      A new vista is open for research in the area of data management in pervasive environments where mobile devices gather and exchange information from other devices based on their current context. Each device is both a data ...
    • ITTALKS: A Case Study in the Semantic Web and DAML 

      Cost, R. Scott; Finin, Tim; Joshi, Anupam; Peng, Yun; Nicholas, Charles; Soboroff, Ian; Chen, Harry; Kagal, Lalana; Perich, Filip; Zou, Youyong; Tolia, Sovrin (2001-07-12)
      Effective use of the vast quantity of information now available on the web will require the use of “Semantic Web” markup languages such as the DARPA Agent Markup Language (DAML). Such languages will enable the automated ...
    • Modeling Conversation Policies using Permissions and Obligations 

      Kagal, Lalana; Finin, Tim (Springer Nature Switzerland AG., 2007-04-01)
      Both conversation specifications and policies are required to facilitate effective agent communication. Specifications provide the order in which speech acts can occur in a meaningful conversation, whereas policies restrict ...
    • Modeling Conversation Policies using Permissions and Obligations 

      Kagal, Lalana; Finin, Tim (2004-07-19)
      We describe our preliminary work in modeling conversation specifications and policies as positive/negative permissions and obligations. Our model is generic as it is independent of the syntax and semantics of the communication ...
    • PatientService : Electronic Patient Record Redaction and Delivery in Pervasive Environments 

      Choudhri, Amit; Kagal, Lalana; Joshi, Anupam; Finin, Tim; Yesha, Yelena (IEEE, 2003-06-01)
      Healthcare today is moving away from the tethered domain and becoming diffused into an environment rich with portable digital devices. In this evolving environment, the need to deliver information such as Electronic Patient ...
    • A Policy Language for A Pervasive Computing Environment 

      Kagal, Lalana; Finin, Tim; Joshi, Anupam (IEEE, 2003-06-04)
      We describe a policy language designed for pervasive computing applications that is based on deontic concepts and grounded in a semantic language. The pervasive computing environments under consideration are those in which ...