A 1 hour video about the research challenges in Semantic Web (See Frank van Harmelen in action at the KnowledgeWeb summer school 2005). It comprises either the video synchronized with the slides (but requires Quicktime, hence Windows or MacOS, otherwise the slides have to be switched manually).

Table of Contents: Fundamental Research challenges generated by the Semantic Web What's up in the Semantic Web? ? What's up in the Semantic Web?? The 4 hard questions: What's up in the Semantic Web? ? Applications: The Semantic Web is an integrator of many different CS fields Take-home message Semantic Web Challenges for KR Note: not just for KR Challenges for DB research Note: not just for KR Three of these in more detail Reasoning with Inconsistent Knowledge Knowledge will be inconsistent New formal notions are needed General Framework Nice general framework, but... Works surprisingly well Other approaches: Three of these in more detail Remember the Take-home message Go forth & investigate!