3 papers
math.NA2026
Additive reduced basis preconditioners for large-scale parametrized PDEs
Xinnan Fan, Qixiao Hu, Shiquan Zhang
We introduce a class of additive reduced basis preconditioners designed to accelerate the iterative solution of large-scale linear systems arising from discretized parametrized PDE…
cs.AI2023
A new fuzzy multi-attribute group decision-making method based on TOPSIS and optimization models
Qixiao Hu, Shiquan Zhang, Chaolang Hu +1
In this paper, a new method based on TOPSIS and optimization models is proposed for multi-attribute group decision-making in the environment of interval-valued intuitionistic fuzzy…
math.OC2023
A New Approach to the Determination of Expert Weights in Multi-attribute Group Decision Making
Yuetong Liu, Chaolang Hu, Shiquan Zhang +1
This paper presents a new approach based on optimization model to determine the weights of experts in the multi-attribute group decision. Firstly, by minimizing the sum of differen…