Results 11 to 20 of about 18,495 (249)

Mixture-Based Probabilistic Graphical Models for the Label Ranking Problem [PDF]

open access: yesEntropy, 2021
The goal of the Label Ranking (LR) problem is to learn preference models that predict the preferred ranking of class labels for a given unlabeled instance. Different well-known machine learning algorithms have been adapted to deal with the LR problem. In
Enrique G. Rodrigo   +3 more
doaj   +4 more sources

Getting started in probabilistic graphical models. [PDF]

open access: yesPLoS Computational Biology, 2007
Probabilistic graphical models (PGMs) have become a popular tool for computational analysis of biological data in a variety of domains. But, what exactly are they and how do they work? How can we use PGMs to discover patterns that are biologically relevant?
Edoardo M Airoldi
doaj   +8 more sources

Robust Depth Image Acquisition Using Modulated Pattern Projection and Probabilistic Graphical Models [PDF]

open access: yesSensors, 2016
Depth image acquisition with structured light approaches in outdoor environments is a challenging problem due to external factors, such as ambient sunlight, which commonly affect the acquisition procedure.
Jaka Kravanja   +4 more
doaj   +2 more sources

An Introduction to Probabilistic Graphical Models

open access: yesProceedings of the International Florida Artificial Intelligence Research Society Conference
This tutorial covers an introduction to Probabilistic Graphical Models (PGM), such as Bayesian Networks and Markov Random Fields, for reasoning under uncertainty in intelligent systems.
Luigi Portinale
doaj   +3 more sources

Using Value-Based Potentials for Making Approximate Inference on Probabilistic Graphical Models

open access: yesMathematics, 2022
The computerization of many everyday tasks generates vast amounts of data, and this has lead to the development of machine-learning methods which are capable of extracting useful information from the data so that the data can be used in future decision ...
Pedro Bonilla-Nadal   +4 more
doaj   +3 more sources

Classifying the Built-Up Structure of Urban Blocks with Probabilistic Graphical Models and TerraSAR-X Spotlight Imagery

open access: yesRemote Sensing, 2018
Up-to-date maps of a city’s urban structure types (USTs) are very important for effective planning, as well as for different studies and applications.
Tessio Novack, Uwe Stilla
doaj   +3 more sources

Teaching Probabilistic Graphical Models with OpenMarkov

open access: yesMathematics, 2022
OpenMarkov is an open-source software tool for probabilistic graphical models. It has been developed especially for medicine, but has also been used to build applications in other fields and for tuition, in more than 30 countries.
Francisco Javier Díez   +3 more
doaj   +1 more source

On a hypergraph probabilistic graphical model [PDF]

open access: yesAnnals of Mathematics and Artificial Intelligence, 2020
We propose a directed acyclic hypergraph framework for a probabilistic graphical model that we call Bayesian hypergraphs. The space of directed acyclic hypergraphs is much larger than the space of chain graphs. Hence Bayesian hypergraphs can model much finer factorizations than Bayesian networks or LWF chain graphs and provide simpler and more ...
Mohammad Ali Javidian   +3 more
openaire   +3 more sources

Strengthening Probabilistic Graphical Models: The Purge-and-Merge Algorithm

open access: yesIEEE Access, 2021
Probabilistic graphical models (PGMs) are powerful tools for solving systems of complex relationships over a variety of probability distributions. However, while tree-structured PGMs always result in efficient and exact solutions, inference on graph (or ...
Simon Streicher, Johan A. Du Preez
doaj   +1 more source

The Role of Instrumental Variables in Causal Inference Based on Independence of Cause and Mechanism

open access: yesEntropy, 2021
Causal inference methods based on conditional independence construct Markov equivalent graphs and cannot be applied to bivariate cases. The approaches based on independence of cause and mechanism state, on the contrary, that causal discovery can be ...
Nataliya Sokolovska   +1 more
doaj   +1 more source

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