Uncertainty Proceedings 1994 1994
DOI: 10.1016/b978-1-55860-332-5.50042-0
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Learning Bayesian Networks: The Combination of Knowledge and Statistical Data

Abstract: We describe scoring metrics for learning Bayesian networks from a combination of user knowledge and statistical data. We identify two important properties of metrics, which we call event equivalence and parameter modularity. These properties have been mostly ignored, but when combined, greatly simplify the encoding of a user's prior knowledge. In particular, a user can express his knowledge-for the most part-as a single prior Bayesian network for the domain.

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Cited by 1,085 publications
(1,552 citation statements)
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“…Although the origin of Bayesian Networks modeling is related to the field of computer science (e.g. machine learning and data mining) (Heckerman et al, 1995;Needham et al, 2007), these models have also been used recently in health sciences and epidemiology (Lewis and McCormick, 2012;Lewis and Ward, 2013;Caillet et al, 2015).…”
Section: Introductionmentioning
confidence: 99%
“…Although the origin of Bayesian Networks modeling is related to the field of computer science (e.g. machine learning and data mining) (Heckerman et al, 1995;Needham et al, 2007), these models have also been used recently in health sciences and epidemiology (Lewis and McCormick, 2012;Lewis and Ward, 2013;Caillet et al, 2015).…”
Section: Introductionmentioning
confidence: 99%
“…We speculate that the sparsity of DBN learning approaches applied to spike trains is due to the scoring functions that are commonly used (e.g. the Bayesian Dirichlet (BD) score (Cooper and Herskovits 1992;Heckerman et al 1995), Bayesian Dirichlet equivalence (BDe) score (Heckerman et al 1995), or the minimal description length (MDL) (Lam and Bacchus 1994), which is equivalent (Friedman 1997) to the Bayesian information criterion (BIC) (Schwarz 1978)). These scores are not specifically adapted to any data-type, i.e.…”
Section: Resultsmentioning
confidence: 99%
“…The values of θ ijk are estimated by the number of corresponding co-occurrences N ijk throughout the time-series based on the maximum likelihood criterion. Bayesian Dirichlet metric is used for the assignment of α ijk and the total likelihood can be calculated by (Heckerman et al, 1995):…”
Section: Structure Learning Of Dbnmentioning
confidence: 99%