560 search results - page 42 / 112 » Kaleidoscope Data Model for An English-like Query Language |
WWW
2006
ACM
14 years 9 months ago
2006
ACM
Path expressions are the principal means of locating data in a hierarchical model. But path expressions are brittle because they often depend on the structure of data and break if...
RR
2007
Springer
14 years 3 months ago
2007
Springer
For the foreseeable future, most data will continue to be stored in relational databases. To work with these data in ontology-based applications, tools and techniques that bridge t...
IJCNLP
2004
Springer
14 years 2 months ago
2004
Springer
In this paper, a series of window-based methods is proposed for information retrieval. Compared with traditional tf-idf model, our approaches are based on two new key notions. The ...
BNCOD
2004
13 years 10 months ago
2004
While there are many proposals for spatio-temporal data models and query languages, there is a lack of research into application development using spatio-temporal database systems....
SIGIR
2009
ACM
14 years 3 months ago
2009
ACM
Recent work in supervised learning of term-based retrieval models has shown significantly improved accuracy can often be achieved via better model estimation [2, 10, 11, 17]. In ...