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» Bisimilarity of Open Terms
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141
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WWW
2005
ACM
16 years 6 months ago
Designing learning services: from content-based to activity-based learning systems
The need for e-learning systems that support a diverse set of pedagogical requirements has been identified as an important issue in web-based education. Until now, significant R&a...
Pythagoras Karampiperis, Demetrios G. Sampson
153
Voted
WWW
2004
ACM
16 years 6 months ago
Digital repository interoperability: design, implementation and deployment of the ecl protocol and connecting middleware
This paper describes the design and implementation of the eduSource Communication Layer (ECL) protocol. ECL is one outcome of a pan-Canadian project called eduSource Canada to bui...
Ty Mey Eap, Marek Hatala, Griff Richards
131
Voted
WWW
2001
ACM
16 years 6 months ago
A metro map metaphor for guided tours on the Web: the Webvise guided tour system
This paper presents a guided tour system for the WWW. It is a module for the Webvise open hypermedia system that implements the ideas of trails and guided tours, originating from ...
Elmer Sandvad, Kaj Grønbæk, Lennert S...
CCS
2009
ACM
16 years 6 months ago
Confidentiality-preserving distributed proofs of conjunctive queries
Distributed proof construction protocols have been shown to be valuable for reasoning about authorization decisions in open distributed environments such as pervasive computing sp...
Adam J. Lee, Kazuhiro Minami, Nikita Borisov
CHI
2005
ACM
16 years 6 months ago
In the mixxx: novel digital DJ interfaces
We present an interactive system, Mixxx, for live DJ'ing using digital sound files. The design of the system is approached from two directions: Through Contextual Design usin...
Tue Haste Andersen