A multi-element non-intrusive Polynomial Chaos method using agglomerative clustering based on the derivatives to study irregular and discontinuous Quantities of Interest.
Nicolas VauchelÉric GarnierThomas GomezPublished in: J. Comput. Phys. (2023)
Keyphrases
- similarity measure
- significant improvement
- experimental evaluation
- preprocessing
- pairwise
- probabilistic model
- high accuracy
- experimental study
- clustering method
- particle swarm optimization
- study proposes
- optimization method
- segmentation method
- missing data
- neural network
- prior knowledge
- theoretical analysis
- synthetic data
- computational cost
- cost function
- simulation study
- regression analysis
- evolutionary algorithm
- partial derivatives