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KDD
1994
ACM
98views Data Mining» more  KDD 1994»
15 years 10 months ago
Rule Induction for Semantic Query Optimization
Semantic query optimization can dramatically speed up database query answering by knowledge intensive reformulation. But the problem of how to learn required semantic rules has no...
Chun-Nan Hsu, Craig A. Knoblock
JOLLI
2007
128views more  JOLLI 2007»
15 years 6 months ago
Linear temporal logic as an executable semantics for planning languages
This paper presents an approach to artificial intelligence planning based on linear temporal logic (LTL). A simple and easy-to-use planning language is described, PDDL-K (Planning...
Marta Cialdea Mayer, Carla Limongelli, Andrea Orla...
JUCS
2010
139views more  JUCS 2010»
15 years 1 months ago
Validating Modal Aspects of OntoUML Conceptual Models Using Automatically Generated Visual World Structures
: Assessing the quality of conceptual models is key to ensure that conceptual models can be used effectively as a basis for understanding, agreement and construction of information...
Alessander Botti Benevides, Giancarlo Guizzardi, B...
ICIP
2006
IEEE
16 years 8 months ago
Automatic Hot Spot Detection and Segmentation in Whole Body FDG-PET Images
We present a system for automatic hot spots detection and segmentation in whole body FDG-PET images. The main contribution of our system is threefold. First, it has a novel body-s...
Haiying Guan, Toshiro Kubota, Xiaolei Huang, Xiang...
SIGMOD
2004
ACM
161views Database» more  SIGMOD 2004»
16 years 6 months ago
Approximation Techniques for Spatial Data
Spatial Database Management Systems (SDBMS), e.g., Geographical Information Systems, that manage spatial objects such as points, lines, and hyper-rectangles, often have very high ...
Abhinandan Das, Johannes Gehrke, Mirek Riedewald