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SIGMOD
2004
ACM
148views Database» more  SIGMOD 2004»
16 years 6 months ago
Vertical and Horizontal Percentage Aggregations
Existing SQL aggregate functions present important limitations to compute percentages. This article proposes two SQL aggregate functions to compute percentages addressing such lim...
Carlos Ordonez
PERCOM
2007
ACM
16 years 5 months ago
Dual Ownership: Access Management for Shared Item Information in RFID-enabled Supply Chains
RFID tags combined with globally unique numbering schemes such as the Electronic Product Code (EPC) help standardizing the communication along the supply chain. Participants gener...
Alexander Ilic, Florian Michahelles, Elgar Fleisch
SODA
2010
ACM
200views Algorithms» more  SODA 2010»
16 years 3 months ago
Algorithms for ray class groups and Hilbert class fields
This paper analyzes the complexity of problems from class field theory. Class field theory can be used to show the existence of infinite families of number fields with constant ro...
Sean Hallgren, Kirsten Eisentraeger
IPPS
1998
IEEE
15 years 10 months ago
VPPB - A Visualization and Performance Prediction Tool for Multithreaded Solaris Programs
Efficient performance tuning of parallel programs is often hard. In this paper we describe an approach that uses a uni-processor execution of a multithreaded program as reference ...
Magnus Broberg, Lars Lundberg, Håkan Grahn
CCL
1994
Springer
15 years 10 months ago
Application of Constraint Logic Programming for VLSI CAD Tools
Abstract: This paper describes the application of CLP (constraint logic programming) to several digital circuit design problems. It is shown that logic programming together with ef...
Renate Beckmann, Ulrich Bieker, Ingolf Markhof