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© Copyright 2006 Massachusetts Institute of Technology Open Knowledge Initiative ™ Open Knowledge Initiative International Symposium on Open Educational Resources Jeff Merriman Massachusetts Institute of Technology
© Copyright 2006 MIT 2 MIT’s Open Knowledge Initiative (O.K.I) develops and promotes standards that describe how the components of a software environment communicate with each other and with other enterprise systems through application of Service Oriented Architecture.
© Copyright 2006 MIT 3 eLearning Software Trends Service Oriented Architecture Focus on Infrastructure Adoption of Interoperability Standards Leading to… Flattening of Marketplace Increasing Sustainability Ease of Collaboration Increasing Consumer Choice
© Copyright 2006 MIT 4 Consumers Compound System Providers The eLearning Marketplace Today - Bound Services
© Copyright 2006 MIT 5 Consumers Applications Providers Service Software The eLearning Marketplace Tomorrow - Service Factoring
© Copyright 2006 MIT 6 Kinds of Specifications/Standards Data Specifications: Allow systems to have a common understanding of content being exchanged or accessed Protocol Specifications: Allow machines to talk to each other in a standard way (provider oriented) Interface Specifications: Allow software components to talk to each other in a standard way (consumer oriented)
© Copyright 2006 MIT 7 Kinds of Specifications/Standards
© Copyright 2006 MIT 8 Kinds of Specifications/Standards
© Copyright 2006 MIT 9 Open Service Interface Definitions (OSIDs) Interface specification for “Plug-In” interoperability Enable Marketplace of pre-integrated software components Reduce cost and effort for custom integration Future-proof against changing technologies Increase mobility of applications among enterprise infrastructures
© Copyright 2006 MIT 10 OSID Status Java versions released in Spring 2003 Currently Version 2.0 PHP versions released Spring 2004 Currently Version 2.0 Middlebury -- Segue/Harmoni Objective-C -- Apple Education Marketing C# -- With feedback from Microsoft OSID Version 3.0 under development
© Copyright 2006 MIT 11 Current OSID’s Course Management Repository Assessment Grading Authentication Authorization SQL Logging Filing Dictionary Hierarchy Agent Shared ID User Messaging Scheduling Workflow “Common Services”“Educational Services”
© Copyright 2006 MIT 12 Focus On: Course Management Repository Assessment Grading Authentication Authorization SQL Logging Filing Dictionary Hierarchy Agent Shared ID User Messaging Scheduling Workflow “Common Services”“Educational Services”
© Copyright 2006 MIT 13 Leading To: Course Management Repository Assessment Grading Authentication Authorization SQL Logging Filing Dictionary Hierarchy Agent Shared ID User Messaging Scheduling Workflow “Common Services”“Educational Services”
© Copyright 2006 MIT 14 Demo…
© Copyright 2006 MIT 15 Many Apps Many Repositories
© Copyright 2006 MIT 16 Summer 2003 Repository OSID proof-of-Concept Stage
© Copyright 2006 MIT 17 Summer 2004 Repository OSID Early Adopters
© Copyright 2006 MIT 18 Summer 2005 Integration Demonstration Leader
© Copyright 2006 MIT 19 Summer 2006 Accelerating Adoption Slide 3
© Copyright 2006 MIT 20 Repository OSID Adoption UCLA Digital Library MIT Rotch Visual Collections Tufts Digital Library Google MERLOT ARIADNE JStor ARTstor Tufts Artifact Bedford, Freeman, and Worth Metamedia Museum of Fine Arts, Boston Blackships and Samurai Yokohama Boomtown Ground Zero 1945 Local Google Fedora MySQL DSpace HarvestRoad Hive Giunti Lobster OAI SRU/W Z39.50 SQI CeLeBraTe Edusource Canada EmbARK Lionshare iTunes U Cisco VMS Specific RepositoriesTechnologies and Protocols
© Copyright 2006 MIT 21 OSID-Aware Clients Can Plug-in Any Repository Tufts Visual Understanding Environment (VUE) Pachyderm Learn eXact Packager HarvestRoad Hive Explorer Sakai Blackboard ARTstor MIT’s Stellar Image Tool Lionshare Middlebury College’s Segue (PHP) Apple Education Marketing’s Search Party (Objective-C) Pachyderm
© Copyright 2006 MIT 22 Benefit: Code Re-Use
© Copyright 2006 MIT 23 Benefit: Common Factoring User Messaging Shared Logging Grading Hierarchy Assessment ID Agent/ Group Workflow Repository Course Manage- ment Dictionary Scheduling Filing AuthZ AuthN
© Copyright 2006 MIT 24 Benefit: Mitigate Tech Change
© Copyright 2006 MIT 25 Benefit: Application Portability
© Copyright 2006 MIT 26 Benefit: Multiple Technologies
© Copyright 2006 MIT 27 Find out More… O.K.I. Project Site
© Copyright 2006 MIT 28 End
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