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JELIA
2004
Springer
16 years 1 days ago
The CIFF Proof Procedure for Abductive Logic Programming with Constraints
Abstract. We introduce a new proof procedure for abductive logic programming and present two soundness results. Our procedure extends that of Fung and Kowalski by integrating abduc...
Ulrich Endriss, Paolo Mancarella, Fariba Sadri, Gi...
VLDB
2004
ACM
102views Database» more  VLDB 2004»
16 years 12 hour ago
PIVOT and UNPIVOT: Optimization and Execution Strategies in an RDBMS
PIVOT and UNPIVOT, two operators on tabular data that exchange rows and columns, enable data transformations useful in data modeling, data analysis, and data presentation. They ca...
Conor Cunningham, Goetz Graefe, César A. Ga...
CAISE
2003
Springer
15 years 12 months ago
Empowering Databases for Context-Dependent Information Delivery
Abstract. We present a web-publishing platform that was developed by integrating key constructs and operations for web content delivery into the core of an object-oriented database...
Moira C. Norrie, Alexios Palinginis
195
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GLVLSI
2000
IEEE
90views VLSI» more  GLVLSI 2000»
15 years 11 months ago
Low power high speed analog-to-digital converter for wireless communications
A new ADC architecture is devised. This architecture is memory based, in which the last sample is used to predict the current one, resulting in both power dissipation and energy r...
A. E. Hussein, Mohamed I. Elmasry
ICRA
1999
IEEE
96views Robotics» more  ICRA 1999»
15 years 11 months ago
Fluorescent Dye Based Optical Position Sensing for Planar Linear Motors
Industrial Sawyer motor technology has existed for nearly three decades, traditionally being operated as open-loop positioners. Such systems can attain micron level motion resolut...
Gregory A. Fries, Alfred A. Rizzi, Ralph L. Hollis