Sciweavers

2737 search results - page 363 / 548
» GenerIE: Information extraction using database queries
Sort
View
GIS
2006
ACM
16 years 6 months ago
Object localization based on directional information case of 2D vector data
If you were told that some object A was perfectly (or somewhat, or not at all) in some direction (e.g., west, above-right) of some reference object B, where in space would you loo...
Stelian Coros, JingBo Ni, Pascal Matsakis
TREC
2003
15 years 6 months ago
UIC at TREC-2003: Robust Track
In TREC 2003, the Database and Information System Lab (DBIS) at University of Illinois at Chicago (UIC) participate in the robust track, which is a traditional ad hoc retrieval ta...
Shuang Liu, Clement T. Yu
ISBI
2004
IEEE
16 years 6 months ago
Search Space Partitioning Using Convex Hull and Concavity Features for Fast Medical Image Retrieval
A new approach is presented for partitioning an image database by classifying and indexing the convex hull shapes and the number of region concavities. The result is a significant...
Phillip Mlsna, Nikolay Sirakov
WWW
2005
ACM
16 years 6 months ago
Fully automatic wrapper generation for search engines
When a query is submitted to a search engine, the search engine returns a dynamically generated result page containing the result records, each of which usually consists of a link...
Hongkun Zhao, Weiyi Meng, Zonghuan Wu, Vijay Ragha...
SSD
1999
Springer
106views Database» more  SSD 1999»
15 years 9 months ago
XZ-Ordering: A Space-Filling Curve for Objects with Spatial Extension
There is an increasing need to integrate spatial index structures into commercial database management systems. In geographic information systems (GIS), huge amounts of information ...
Christian Böhm, Gerald Klump, Hans-Peter Krie...