[1]
S.P. Meyn, R.L. Tweedie: Markov chains and stochastic stability, Springer-Verlag, (1993).
Google Scholar
[2]
L. A. Zadeh, Fuzzy Sets: Information and Control. 1965, No. 8, pp.338-353.
Google Scholar
[3]
Q. Song , B. S. Chissom: Forecasting enrollments with fuzzy time series-Part I, Fuzzy Sets and Systems. 54 (1993) 1-9.
DOI: 10.1016/0165-0114(93)90355-l
Google Scholar
[4]
Q. Song, B. S. Chissom: Forecasting enrollments with fuzzy time series – Part II, Fuzzy Sets and Systems. 62 (1994)1-8.
DOI: 10.1016/0165-0114(94)90067-1
Google Scholar
[5]
S. M. Chen: Forecasting enrollments based on fuzzy time series, Fuzzy Sets and Systems. 81(1996) 311–319.
DOI: 10.1016/0165-0114(95)00220-0
Google Scholar
[6]
J. Hwang, S. Chen, C. Lee: Handling forecasting problems using fuzzy time series, Fuzzy Sets and Systems. 100(1998) 217-228.
DOI: 10.1016/s0165-0114(97)00121-8
Google Scholar
[7]
L. Lee, L. Wang, S. Chen: Handling forecasting problems based on two-factor high-order fuzzy time series. IEEE Transactions on Fuzzy System. 14(2006) 468-477.
DOI: 10.1109/tfuzz.2006.876367
Google Scholar
[8]
J. Sullivan, W. Woodall: A comparison of fuzzy forecasting and Markov modeling, Fuzzy Sets and Systems. 64(1994) 279-293.
DOI: 10.1016/0165-0114(94)90152-x
Google Scholar
[9]
H.L. Wong C.C. Wang, Y.H. Tu: Optimal selection of multivariate fuzz time series models to non-stationary series data forecasting. International Journal of Innovative Computing, Information and Control. 6(2010) 5321-5332.
Google Scholar
[10]
J.L. Deng: Control problems of grey. Systems and Control letters, 1(1982) 288-294.
Google Scholar
[11]
T.Y. Liu,J. Yeh, M. Chen, Y.H. Hsu: A grey art system for grey information processing. Neurocomputering. 569(2004) 407-414.
Google Scholar
[12]
E. Kayacan, B. Ulutsa, O. Kaynak: Grey system theory-based models in time series prediction. Expert Systems with Applications. 37(2010) 1784-1789.
DOI: 10.1016/j.eswa.2009.07.064
Google Scholar
[13]
L.M. Kung, W. Yu: Prediction of index futures returns and the analysis of financial spillovers-a comparison between Garch and the grey theory. European Journal of Operational Research. 186 (2008)1184-1200.
DOI: 10.1016/j.ejor.2007.02.046
Google Scholar
[14]
C.H. Hsieh, R.H. Huang, T.Y. Feng: An approach to improve estimation performance of GM(1, 1) model. Journal of Advanced Computational Intelligence. 12 (2008)249-253.
Google Scholar
[15]
C. Granger W.J. Newbold: Spurious regressions in econometrics. Journal of Econometrics. 2(1974)111-120.
DOI: 10.1016/0304-4076(74)90034-7
Google Scholar