447 search results - page 90 / 90 » Probabilistic model for contextual retrieval |
KDD
2010
ACM
13 years 8 months ago
2010
ACM
Periodicity is a frequently happening phenomenon for moving objects. Finding periodic behaviors is essential to understanding object movements. However, periodic behaviors could b...
TREC
2003
13 years 6 months ago
2003
Our participation in TREC 2003 aims to adapt the use of the DFR (Divergence From Randomness) models with Query Expansion (QE) to the robust track and the topic distillation task o...