@ euroCRIS Madrid, November 2012: Federation and

Transcript:@ euroCRIS Madrid, November 2012: Federation and:
@ euroCRIS Madrid, November 2012: Federation and the necessity of standards: a case study Rudolf Weiss Topics for today Federated Scenarios What is a federation? What are the challenges in federated scenarios How to cope with these challenges? How can standards help? Use Cases Brief Introduction to CONVERIS Sunderland Aristoteles Topics for today Federated Scenarios What is a federation? What are the challenges in federated scenarios? How to cope with these challenges? How can standards help? Use Cases Brief Introduction to CONVERIS Sunderland Aristoteles Motivation and drivers In general Outsourcing of functionalities Problem solving in a collaborative way Improving data quality  Striving for more efficiency Reporting Measurement Comparison  Impact Measurement Federation - Definitions Definitions of a federation “A federation can be understood as a collection of trust realms that have established a degree of trust. The level of trust between them may vary.” [Djordjevic & Dimitrakos 2005] “Federation refers to the establishment of some or all of business agreements, cryptographic trust, user identifiers and attributes between decentralized security and policy domains.” [Madsen 2004] Federation - Characteristics Characteristics of a federation Autonomy Trust Delegation Decentralization Federation both can be within or outside of an organisation Scope of functionality Exchange data based Periodically via file exchange Message-based at runtime Dropbox-like functionality Sharing e.g. search functionality Degree of Coupling Loosely-coupled federation Exchange of information via messages, e.g. CERIF XML Asynchronous communication Independence from other systems concerning availability, performance, scalability, … Tightly-coupled federation Inter-organizational processes Enhanced scope of functionality Synchronous communication Dependency concerning availability, performance, robustness, ... Federated Scenario - Challenges Challenges - rapidly evolving Research Information Ecosystem Social Media Facebook LinkedIn Twitter Open Access Sherpa / RoMEO Google Research funders Research Professional Pivot GrantsFinder Publishers Patent Offices Agresso COS Web of Science SciVal CrossRef Skype YouTube SAP COS Bibliometrics pFact ... ... ... Challenges - rapidly evolving Research Information Ecosystem Social Media Facebook LinkedIn Twitter Bibliometrics Open Access Sherpa / RoMEO Google Research funders Research Professional GrantsFinder Publishers Patent Offices SAP COS Web of Science SciVal CrossRef Skype YouTube Facebook Twitter Research Professional Pivot Agresso COS OSN FO Finance TT Publications pFact ... ... ... Challenges - rapidly evolving Research Information Ecosystem Social Media Facebook LinkedIn Twitter Bibliometrics Open Access Sherpa / RoMEO Google Research funders Research Professional GrantsFinder Publishers Patent Offices SAP COS Web of Science SciVal CrossRef Skype YouTube Facebook Twitter Research Professional Pivot Agresso COS OSN FO Finance