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ADBIS
2004
Springer
193views Database» more  ADBIS 2004»
15 years 8 months ago
Quantifier-Elimination for the First-Order Theory of Boolean Algebras with Linear Cardinality Constraints
Abstract. We present for the first-order theory of atomic Boolean algebras of sets with linear cardinality constraints a quantifier elimination algorithm. In the case of atomic Boo...
Peter Z. Revesz
AINA
2004
IEEE
15 years 8 months ago
Designing a Mobile Phone of the Future: Requirements Elicitation using Photo Essays and Scenarios
We report a case study of designing a mobile phone of the future, involving participatory requirements elicitation using a form of scenario-based design. Participants took photogr...
Kentaro Go, Yasuaki Takamoto, John M. Carroll
CCGRID
2004
IEEE
15 years 8 months ago
When can an autonomous reputation scheme discourage free-riding in a peer-to-peer system?
We investigate the circumstances under which it is possible to discourage free-riding in a peer-to-peer system for resource-sharing by prioritizing resource allocation to peers wi...
Nazareno Andrade, Miranda Mowbray, Walfredo Cirne,...
CW
2004
IEEE
15 years 8 months ago
Supporting Social Awareness Among University Students in 3D CVEs: Benefits and Limitations
For effective cooperation, sharing of resources, a good social climate and therefore better learning, students need to maintain awareness of the social situation in a group or a c...
Ekaterina Prasolova-Førland
DASFAA
2004
IEEE
95views Database» more  DASFAA 2004»
15 years 8 months ago
On Incorporating Iceberg Queries in Query Processors
Iceberg queries are a special case of SQL queries involving GROUP BY and HAVING clauses, wherein the answer set is small relative to the database size. We present here a performanc...
Krishna P. Leela, Pankaj M. Tolani, Jayant R. Hari...