57 search results - page 5 / 12 » Corpus structure, language models, and ad hoc information re... |
SIGIR
2006
ACM
14 years 1 months ago
2006
ACM
We introduce and validate bootstrap techniques to compute confidence intervals that quantify the effect of test-collection variability on average precision (AP) and mean average...
LREC
2010
13 years 9 months ago
2010
Spoken Document Retrieval (SDR) is a promising technology for enhancing the utility of spoken materials. After the spoken documents have been transcribed by using a Large Vocabula...
EMISA
2010
Springer
13 years 5 months ago
2010
Springer
Abstract: Enterprises are socio technical systems whose management involves multiple stakeholders each demanding for a distinct perspective on the enterprise. A large number of mod...
CLEF
2008
Springer
13 years 9 months ago
2008
Springer
In this study we will discuss our cross language text retrieval (CLIR) experiments of Persian ad hoc track at CLEF 2008. Two teams from University of Tehran were involved in cross...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
In this paper, we define the problem of topic-sentiment analysis on Weblogs and propose a novel probabilistic model to capture the mixture of topics and sentiments simultaneously....