Soft Computing, Volume 25, issue 12, June 2021

1. Editorial: Special issue on soft computing in economic application
Author(s): Hung T. Nguyen & Vladik Kreinovich
Pages: 7693 - 7694

2. An improved QPSO algorithm and its application in fuzzy portfolio model with constraints
Author(s): Guang He & Xiao-li Lu
Pages: 7695 - 7706

3. Analysis of autocorrelation function of stochastic processes by F-transform of higher degree
Author(s): Michal Holčapek & Linh Nguyen
Pages: 7707 - 7730

4. A transparent rule-based expert system using neural network
Author(s): Abhinaba Dattachaudhuri, Saroj Kr. Biswas...Sunita Sarkar
Pages: 7731 - 7744

5. On soft computing with random fuzzy sets in econometrics and machine learning
Author(s): Roengchai Tansuchat, Uyen Pham & Chon Van Le
Pages: 7745 - 7751

6. Why linear expressions in discounting and in empathy: a symmetry-based explanation
Author(s): Supanika Leurcharusmee, Laxman Bokati & Olga Kosheleva
Pages: 7753 - 7759

7. Theoretical justifications for the empirically successful VIKOR approach to multi-criteria decision making
Author(s): Muhammad Jabir Khan, Poom Kumam & Wiyada Kumam
Pages: 7761 - 7767

8. Two deep learning approaches to forecasting disaggregated freight flows: convolutional and encoder–decoder recurrent
Author(s): Isidro Lloret, José A. Troyano...Juan-José González-de-la-Rosa
Pages: 7769 - 7784

9. Deep customer segmentation with applications to a Vietnamese supermarkets’ data
Author(s): Son P. Nguyen
Pages: 7785 - 7793

10. Estimating the location parameter under skew normal settings: is violating the independence assumption good or bad?
Author(s): Cong Wang, Tonghui Wang...Khanittha Talordphop
Pages: 7795 - 7802

11. Inflation expectations quantification with fuzzy control system
Author(s): Aleksandra Rutkowska & Magdalena Szyszko
Pages: 7803 - 7812

12. A fuzzy method for evaluating similar behavior between assets
Author(s): Soheyla Mirshahi & Vilém Novák
Pages: 7813 - 7823

13. Sparse estimations in kink regression model
Author(s): Woraphon Yamaka
Pages: 7825 - 7838

14. A convex combination approach for Markov switching CAPM of interval data
Author(s): Woraphon Yamaka & Rungrapee Phadkantha
Pages: 7839 - 7851

15. Linkage structure of China’s housing market and its risk-defusing capability
Author(s): Yehui Wang, Jianxu Liu...Songsak Sriboonchitta
Pages: 7853 - 7866

16. On regularization of generalized maximum entropy for linear models
Author(s): Paravee Maneejuk
Pages: 7867 - 7875

17. Multi-agent reinforcement learning approach for hedging portfolio problem
Author(s): Uyen PhamQuoc Luu & Hien Tran
Pages: 7877 - 7885

18. Forecasting foreign exchange markets: further evidence using machine learning models
Author(s): Paravee Maneejuk & Wilawan Srichaikul
Pages: 7887 - 7898

19. Fuzzy equilibrium via best proximity pairs in abstract economies
Author(s): Premyuda Dechboon, Poom Kumam...Sompong Dhompongsa
Pages: 7899 - 7905

20. Machine learning in recycling business: an investigation of its practicality, benefits and future trends
Author(s): Du Ni, Zhi Xiao & Ming K. Lim
Pages: 7907 - 7927

21. Generating negations of probability distributions
Author(s): Ildar Batyrshin, Luis Alfonso Villa-Vargas...Nailya Kubysheva
Pages: 7929 - 7935

22. Application of an extended VES production function model based on improved PSO algorithm
Author(s): Maolin Cheng & Bin Liu
Pages: 7937 - 7945

23. Impacts of public medical insurance reforms on households: An application of fuzzy cognitive map for scenario evaluation
Author(s): Yeonggyu Yun & Hye-Young Jung
Pages: 7947 - 7956

24. Detection of price bubbles in Istanbul housing market using LSTM autoencoders: a district-based approach
Author(s): Ebubekir Ayan & Süleyman Eken
Pages: 7957 - 7973

25. Estimating a probability distribution corresponding to the negation of a property
Author(s): Uyen Pham, Ildar Batyrshin...Olga Kosheleva
Pages: 7975 - 7983

26. When to stop testing software: economic approach
Author(s): Nguyen Ngoc Thach, Francisco Zapata & Olga Kosheleva
Pages: 7985 - 7989

27. How effective are we: towards a more convincing Stochastic Frontier analysis
Author(s): Nguyen Ngoc Thach, Laura Berrout & Olga Kosheleva
Pages: 7991 - 7996

28. Even in simple economic systems, equilibrium can be non-unique: an example
Author(s): Nancy Solis García, José Guadalupe Flores Muñiz...Olga Kosheleva
Pages: 7997 - 8001

29. Impact of super heavy load vehicles on transportation infrastructure: economic aspects
Author(s): Nguyen Ngoc Thach, Ali Morovatdar...Olga Kosheleva
Pages: 8003 - 8006