529 search results - page 59 / 106 » A User-Centered Approach for Evaluating Query Expansion Meth... |
IV
2010
IEEE
13 years 6 months ago
2010
IEEE
The advent of consumer-generated and social media has led to a continuous expansion and diversification of the media landscape. Media consumers frequently find themselves assuming ...
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 ...
CIKM
2007
Springer
14 years 25 days ago
2007
Springer
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...
EDBT
2004
ACM
14 years 2 months ago
2004
ACM
Abstract. We present a cost-based adaptive clustering method to improve average performance of spatial queries (intersection, containment, enclosure queries) over large collections...
IPM
2007
13 years 8 months ago
2007
In the KL divergence framework, the extended language modeling approach has a critical problem estimating a query model, which is the probabilistic model that encodes user’s inf...