An Empirical Study of Efficiency and Accuracy of Probabilistic Graphical Models

Jens Dalgaard Nielsen, Manfred Jaeger

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

7 Citations (Scopus)
327 Downloads (Pure)

Abstract

In this paper we compare Na\ii ve Bayes (NB) models, general Bayes Net (BN) models and Probabilistic Decision Graph (PDG) models w.r.t. accuracy and efficiency. As the basis for our analysis we use graphs of size vs. likelihood that show the theoretical capabilities of the models. We also measure accuracy and efficiency empirically by running exact inference algorithms on randomly generated queries. Our analysis supports previous results by showing good accuracy for NB models compared to both BN and PDG models. However, our results also show that the advantage of the low complexity inference provided by NB models is not as significant as assessed in a previous study.
Original languageEnglish
Title of host publicationProceedings of the Third European Workshop on Probabilistic Graphical Models
Number of pages8
Publication date2006
Pages215-222
Publication statusPublished - 2006
EventEuropean Workshop on Probabilistic Graphical Models - Prag, Czech Republic
Duration: 12 Sept 200615 Sept 2006
Conference number: 3

Conference

ConferenceEuropean Workshop on Probabilistic Graphical Models
Number3
Country/TerritoryCzech Republic
CityPrag
Period12/09/200615/09/2006

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