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» Plan Databases: Model and Algebra
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SIGMOD
2006
ACM
232views Database» more  SIGMOD 2006»
15 years 9 months ago
To search or to crawl?: towards a query optimizer for text-centric tasks
Text is ubiquitous and, not surprisingly, many important applications rely on textual data for a variety of tasks. As a notable example, information extraction applications derive...
Panagiotis G. Ipeirotis, Eugene Agichtein, Pranay ...
SIGMOD
2001
ACM
221views Database» more  SIGMOD 2001»
15 years 9 months ago
Adaptable Query Optimization and Evaluation in Temporal Middleware
Time-referenced data are pervasive in most real-world databases. Recent advances in temporal query languages show that such database applications may benefit substantially from bu...
Giedrius Slivinskas, Christian S. Jensen, Richard ...
SBBD
2004
133views Database» more  SBBD 2004»
14 years 11 months ago
Query Processing in ROSA Data Model
Learning Content Management Systems (LCMS) store and manage e-learning content and play an important role in the development of Distance Learning technology. ROSA (Repository of O...
Fábio Coutinho, Fabio Porto

Book
688views
16 years 7 months ago
Database Management Systems
A set of presentations covering the book, which includes the following topics ER Model and Conceptual Design, The Relational Model and SQL DDL, Relational Algebra, SQL, Database Ap...
Raghu Ramakrishnan, Johannes Gehrke
92
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ICRA
2006
IEEE
128views Robotics» more  ICRA 2006»
15 years 3 months ago
Collision Detection of Cylindrical Rigid Bodies for Motion Planning
Abstract— This paper presents a novel methodology for detecting collisions of cylindrically shaped rigid bodies moving in three dimensions. This algorithm uses line geometry and ...
John Ketchell, Pierre M. Larochelle