Journal
APPLIED SCIENCES-BASEL
Volume 11, Issue 4, Pages -Publisher
MDPI
DOI: 10.3390/app11041934
Keywords
Data Fusion; bayesian networks; belief propagation; factor graph
Categories
Funding
- POR CAMPANIA FESR 2014/2020, ITS for Logistics
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The work investigates an Information Fusion architecture based on a Factor Graph in Reduced Normal Form, allowing for a completely probabilistic framework to describe fusion. This architecture is flexible, extendable, and robust, making it suitable for scenarios where the signal can be wrongly received or completely missing.
In this work, we investigate an Information Fusion architecture based on a Factor Graph in Reduced Normal Form. This paradigm permits to describe the fusion in a completely probabilistic framework and the information related to the different features are represented as messages that flow in a probabilistic network. In this way we build a sort of context for observed features conferring to the solution a great flexibility for managing different type of features with wrong and missing values as required by many real applications. Moreover, modifying opportunely the messages that flow into the network, we obtain an effective way to condition the inference based on the different reliability of each information source or in presence of single unreliable signal. The proposed architecture has been used to fuse different detectors for an identity document classification task but its flexibility, extendibility and robustness make it suitable to many real scenarios where the signal can be wrongly received or completely missing.
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