111 search results - page 7 / 23 » Using Coherence-Based Measures to Predict Query Difficulty |
ACL
2006
13 years 10 months ago
2006
It has previously been assumed in the psycholinguistic literature that finite-state models of language are crucially limited in their explanatory power by the locality of the prob...
AAAI
2008
13 years 11 months ago
2008
In this paper, we propose a novel approach to expand queries by exploring both location information and topic information of the queries. Users at different locations tend to have...
IPM
2007
13 years 9 months ago
2007
Users of search engines express their needs as queries, typically consisting of a small number of terms. The resulting search engine query logs are valuable resources that can be ...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
Enabling keyword queries over relational databases (KQDB) benefits a large population of users who have difficulty in understanding the database schema or using SQLs. However, sin...
DMIN
2008
13 years 10 months ago
2008
The knowledge discovery process encounters the difficulties to analyze large amount of data. Indeed, some theoretical problems related to high dimensional spaces then appear and de...