1183 search results - page 138 / 237 » Exploiting Conceptual Knowledge for Querying Information Sys... |
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...
DEXA
2006
Springer
13 years 11 months ago
2006
Springer
Geographic information systems (GIS) must support large georeferenced data sets. Due to the size of these data sets finding exact answers to spatial queries can be very time consum...
NLDB
2007
Springer
14 years 3 months ago
2007
Springer
Abstract. In this paper, we target document ranking in a highly technical field with the aim to approximate a ranking that is obtained through an existing ontology (knowledge stru...
WISE
2000
Springer
14 years 1 months ago
2000
Springer
In this paper, we present a web-based architecture of a spatiotemporal video data management system, which can accommodate a wide range of activities by various types of users. Be...
JISBD
2000
13 years 10 months ago
2000
A Natural Language Interface for Databases allows users of multimedia kiosks to formulate natural language questions. User questions are first translated into a logic language and ...