Dynamic uncertain causality graph
WebJul 19, 2024 · Dynamic uncertain causality graph (DUCG), which is based on probability theory, is used for uncertain knowledge representation and reasoning. However, the traditional DUCG has difficulty expressing the causality of the events with crisp numbers. Therefore, an intuitionistic fuzzy set based dynamic uncertain causality graph … WebJul 10, 2024 · Dynamic uncertain causality graph for computer-aided general clinical diagnoses with nasal obstruction as an illustration 1 Introduction. Computer-aided systems for clinical diagnoses have been developed for many years (Shortliffe et al. 2 Brief introduction to the existing DUCG. DUCG is a ...
Dynamic uncertain causality graph
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WebMar 17, 2024 · The dynamic uncertain causality graph (DUCG) is a newly presented framework for uncertain causality representation and probabilistic reasoning. It has been successfully applied to online fault diagnoses of large, complex industrial systems, and decease diagnoses. This paper extends the DUCG to model more complex cases than … WebMay 6, 2024 · A dynamic uncertain causality graph (DUCG) is a probabilistic graphical model for knowledge representation and reasoning, which has been widely used in many areas, such as probabilistic safety assessment, medical diagnosis, and fault diagnosis. However, the convention DUCG model fails to model experts’ knowledge precisely …
WebThe artificial intelligence (AI) diagnosis model was constructed according to the dynamic uncertain causality graph knowledge-based editor. Twenty-eight diseases and syndromes were included in the disease set. The model contained 132 variables of symptoms, signs, and serological and imaging parameters. Medical records from the electronic ... WebJan 9, 2012 · Dynamic Uncertain Causality Graph (DUCG) is an innovative model developed recently on the basis of dynamic causality diagram (DCD) model, which has been proved to be reliable for fault diagnosis ...
WebJul 17, 2024 · On the basis of the principles and algorithms of dynamic uncertain causality graph (DUCG), a diagnosis model for DSD was jointly constructed by experts on DSD and engineers of artificial intelligence. “Chaining” inference algorithm and weighted logic operation mechanism were applied to guarantee the accuracy and efficiency of … WebMay 28, 2024 · This study presents an industrial fault diagnosis system based on the cubic dynamic uncertain causality graph (cubic DUCG) used to model and diagnose industrial systems without sufficient data for model training. The system is developed based on cloud native technology. It contains two main parts, the diagnostic knowledge base and the …
WebDec 24, 2015 · Intelligent systems are desired in dynamic fault diagnoses for large and complex systems such as nuclear power plants. Dynamic uncertain causality graph (DUCG) is such a system presented previously. This paper extends the DUCG methodology to deal with negative feedbacks, which is one of the most difficult problems in fault …
WebApr 20, 2024 · Dynamic uncertain causality graph for computer-aided general clinical diagnoses with nasal obstruction as an illustration Qin Zhang; Xusong Bu; Jie Hu; Artificial Intelligence ... small businesses in little rock arkansasWebApr 29, 2015 · Abstract: Intelligent systems for online fault diagnoses can increase the reliability, safety, and availability of large and complex systems. As an intelligent system, Dynamic Uncertain Causality Graph (DUCG) is a newly presented approach to graphically and compactly represent complex uncertain causalities, and perform probabilistic … small businesses in lubbockWebJan 9, 2012 · Developed from the dynamic causality diagram (DCD) model, a new approach for knowledge representation and reasoning named as dynamic uncertain causality graph (DUCG) is presented, which focuses on the compact representation of complex uncertain causalities and efficient probabilistic inference. It is pointed out that … somali yellow pagesWebFeb 14, 2024 · The dynamic uncertain causality graph (DUCG) [1,2,3] is a significant graphical way for the establishment of knowledge-based systems and has received much attention by academic scholars in recent decades.The basic concepts of the DUCG are representation of causal relationships and probabilistic inference of uncertain events. somali women in businessWebA dynamic uncertain causality graph-based differential diagnosis model for BPPV including 354 variables and 885 causality arcs is constructed. New algorithms are also proposed for differential diagnosis through logical and probabilistic inference, with an emphasis on solving the problems of intricate and confounding disease factors, … small businesses in londonWebMachine learning approaches have problems of generalization, interpretability, etc. Dynamic Uncertain Causality Graph (DUCG) based on uncertain casual knowledge provided by clinical experts does not have these problems. This paper extends DUCG to include the representation and inference algorithm for non-causal classification relationships. somali writersWebAug 1, 2024 · A dynamic uncertain causality graph (DUCG) is a probabilistic graphical model for knowledge representation and reasoning, which has been widely used in many areas, such as probabilistic safety ... small businesses in manchester