Digital Libraries: Ongoing Development (From the Editor of the Special Issue)
Programming and Computing Software
Standardization aspects of eBook content formats
Computer Standards & Interfaces
Topic-Centric Querying of Web Information Resources
DEXA '01 Proceedings of the 12th International Conference on Database and Expert Systems Applications
Querying web metadata: Native score management and text support in databases
ACM Transactions on Database Systems (TODS)
Sideway value algebra for object-relational databases
VLDB '02 Proceedings of the 28th international conference on Very Large Data Bases
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Electronic book is an application with a multimedia database of instructional resources, which include hyperlinked text, instructor's audio/video clips, slides, animation, still images, etc. as well as content-based information about these data, and metadata such as annotations, tags, and cross-referencing information. Electronic books in the Internet or on CDs today are not easy to learn from. We propose the use of a multimedia database of instructional resources in constructing and delivering multimedia lessons about topics in an electronic book.We introduce an electronic book data model containing (a) topic objects and (b) instructional resources, called instruction module objects, which are multimedia presentation possibly capturing real-life lectures of instructors. We use the notion of topic prerequisites for topics at different detail levels, to allow electronic book users to request/compose multimedia lessons about topics in the electronic book. We present automated construction of the 驴best驴 user-tailored lesson (as a multimedia presentation.