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» On the Theory of Structural Subtyping
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PDC
2004
ACM
15 years 11 months ago
The impact of participation in information system design: a comparison of contextual placements
To compare the outcomes of participatory and user-centered contextual design, case study methods and the Activity Checklist derived from Activity Theory are used to analyze two sy...
Magnus Irestig, Henrik Eriksson, Toomas Timpka
SAC
2004
ACM
15 years 11 months ago
On using collection for aggregation and association relationships in XML object-relational storage
XML data can be stored in different databases including ObjectRelational Database (ORDB). Using ORDB, we get the benefit of the relational maturity and the richness of OO modeling...
Eric Pardede, J. Wenny Rahayu, David Taniar
SIGIR
2004
ACM
15 years 11 months ago
Document clustering via adaptive subspace iteration
Document clustering has long been an important problem in information retrieval. In this paper, we present a new clustering algorithm ASI1, which uses explicitly modeling of the s...
Tao Li, Sheng Ma, Mitsunori Ogihara
SWS
2004
ACM
15 years 11 months ago
Applying hierarchical and role-based access control to XML documents
W3C Recommendations XML Encryption and XML-Digital Signature can be used to protect the confidentiality of and provide assurances about the integrity of XML documents transmitted...
Jason Crampton
ECAI
2004
Springer
15 years 11 months ago
The KGP Model of Agency
This paper presents a new model of agency, called the KGP (Knowledge, Goals and Plan) model. This draws from the classic BDI model and proposes a hierarchical agent architecture wi...
Antonis C. Kakas, Paolo Mancarella, Fariba Sadri, ...