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ER
2004
Springer
82views Database» more  ER 2004»
14 years 2 months ago
Reachability Problems in Entity-Relationship Schema Instances
Abstract. Recent developments in reification of ER schemata include automatic generation of webbased database administration systems [1,2]. These systems enforce the schema cardin...
Sebastiano Vigna
AVI
2004
13 years 10 months ago
Sketch-based retrieval of ClipArt drawings
These days there are a lot of vector drawings available for people to integrate into documents. These come in a variety of formats, such as Corel, Postscript, CGM, WMF and recentl...
Manuel J. Fonseca, Bruno Barroso, Pedro Ribeiro, J...
CVPR
2012
IEEE
11 years 11 months ago
Example-based 3D object reconstruction from line drawings
Recovering 3D geometry from a single 2D line drawing is an important and challenging problem in computer vision. It has wide applications in interactive 3D modeling from images, c...
Tianfan Xue, Jianzhuang Liu, Xiaoou Tang
ICDE
2006
IEEE
174views Database» more  ICDE 2006»
14 years 10 months ago
Extending RDBMSs To Support Sparse Datasets Using An Interpreted Attribute Storage Format
"Sparse" data, in which relations have many attributes that are null for most tuples, presents a challenge for relational database management systems. If one uses the no...
Jennifer L. Beckmann, Alan Halverson, Rajasekar Kr...
ICDE
2008
IEEE
149views Database» more  ICDE 2008»
14 years 10 months ago
Orchid: Integrating Schema Mapping and ETL
This paper describes Orchid, a system that converts declarative mapping specifications into data flow specifications s) and vice versa. Orchid provides an abstract operator model t...
Stefan Dessloch, Mauricio A. Hernández, Rya...