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TREC
1998
13 years 8 months ago
ACSys TREC-7 Experiments
Experiments relating to TREC-7 Ad Hoc, HP and VLC tasks are described and results reported. Minor re nements of last year's Ad Hoc methods do not appear to have resulted in w...
David Hawking, Nick Craswell, Paul B. Thistlewaite
TREC
1998
13 years 8 months ago
BBN at TREC7: Using Hidden Markov Models for Information Retrieval
We present a new method for information retrieval using hidden Markov models HMMs and relate our experience with this system on the TREC-7 ad hoc task. We develop a general framew...
David R. H. Miller, Tim Leek, Richard M. Schwartz
UAI
1993
13 years 8 months ago
Using Causal Information and Local Measures to Learn Bayesian Networks
In previous work we developed a method of learning Bayesian Network models from raw data. This method relies on the well known minimal description length (MDL) principle. The MDL ...
Wai Lam, Fahiem Bacchus
APAL
2008
69views more  APAL 2008»
13 years 7 months ago
Lowness properties and approximations of the jump
We study and compare two combinatorial lowness notions: strong jump-traceability and well-approximability of the jump, by strengthening the notion of jump-traceability and super-l...
Santiago Figueira, André Nies, Frank Stepha...
IJSNET
2008
118views more  IJSNET 2008»
13 years 7 months ago
A fuzzy-based virtual backbone routing for large-scale MANETs
: Virtual backbone-based routing is a promising approach for enhancing the routing efficiency in MANETs. To establish communication in the network, the virtual backbone nodes have ...
Wassim El-Hajj, Dionysios Kountanis, Ala I. Al-Fuq...