Results 21 to 30 of about 10,139 (146)

Robust fault diagnosis of a high-voltage circuit breaker via an ensemble echo state network with evidence fusion

open access: yesComplex & Intelligent Systems, 2023
Reliable mechanical fault diagnosis of high-voltage circuit breakers is important to ensure the safety of electric power systems. Recent fault diagnosis approaches are mostly based on a single classifier whose performance relies heavily on expert prior ...
Xiaofeng Li   +4 more
doaj   +1 more source

A modified belief entropy in Dempster-Shafer framework. [PDF]

open access: yesPLoS ONE, 2017
How to quantify the uncertain information in the framework of Dempster-Shafer evidence theory is still an open issue. Quite a few uncertainty measures have been proposed in Dempster-Shafer framework, however, the existing studies mainly focus on the mass
Deyun Zhou, Yongchuan Tang, Wen Jiang
doaj   +1 more source

Enhanced fire detection: a weighted bounding box fusion approach based on Dempster–Shafer theory [PDF]

open access: yesPeerJ Computer Science
In this study, we present an advanced fire detection approach using an improved weighted bounding box fusion technique based on Dempster–Shafer theory. A key challenge in fire detection is the inherent uncertainty in distinguishing true fire events from ...
Kheireddine Choutri   +5 more
doaj   +2 more sources

Using dempster-shafer theory to fuse multiple information sources in region-based segmentation [PDF]

open access: yes, 2007
This paper presents a new method for segmentation of images into large regions that reflect the real world objects present in a scene. It explores the feasibility of utilizing spatial configuration of regions and their geometric properties (the so-called
Adamek, Tomasz, O'Connor, Noel E.
core   +2 more sources

An Evidential Aggregation Method of Intuitionistic Fuzzy Sets Based on Belief Entropy

open access: yesIEEE Access, 2019
Intuitionistic fuzzy sets (IFSs) are essential in the multi-criteria decision making (MCDM) under uncertain environment. However, how to reasonably aggregate them with considering the uncertainty contained in the IFSs is still an open issue.
Zeyi Liu, Fuyuan Xiao
doaj   +1 more source

A new model for threat assessment in data fusion based on fuzzy evidence theory

open access: yesIJAIN (International Journal of Advances in Intelligent Informatics), 2016
In this paper a new method for threat assessment is proposed based on Fuzzy Evidence Theory. The most widely classical and intelligent methods used for threat assessment systems will be Evidence or Dempster Shafer and Fuzzy Sets Theories.
Ehsan Azimirad, Javad Haddadnia
doaj   +1 more source

A New Belief Entropy Based on Deng Entropy

open access: yesEntropy, 2019
For Dempster−Shafer evidence theory, how to measure the uncertainty of basic probability assignment (BPA) is still an open question. Deng entropy is one of the methods for measuring the uncertainty of Dempster−Shafer evidence.
Dan Wang, Jiale Gao, Daijun Wei
doaj   +1 more source

Research on the Circuit Breaker State Judgment Method Based on Ant Colony Optimization Dempster-Shafer Evidence Theory

open access: yesComputation
The paper proposes a method for circuit breaker state judgment based on ant colony algorithm-optimized Dempster-Shafer evidence theory.It can improve the accuracy and robustness of state judgment.
Qian Zhang   +6 more
doaj   +1 more source

Rolling Bearing Fault Prediction Method Based on QPSO-BP Neural Network and Dempster–Shafer Evidence Theory

open access: yesEnergies, 2020
To effectively predict the rolling bearing fault under different working conditions, a rolling bearing fault prediction method based on quantum particle swarm optimization (QPSO) backpropagation (BP) neural network and Dempster−Shafer evidence ...
Lanjun Wan   +3 more
doaj   +1 more source

Simultaneous Dempster-Shafer clustering and gradual determination of number of clusters using a neural network structure

open access: yes, 1999
In this paper we extend an earlier result within Dempster-Shafer theory ["Fast Dempster-Shafer Clustering Using a Neural Network Structure," in Proc. Seventh Int. Conf. Information Processing and Management of Uncertainty in Knowledge-Based Systems (IPMU'
Schubert, Johan
core   +3 more sources

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