Abstract
The order and parameter estimation is always difficult in two-dimension AR model because the two-dimension Yule-Walker equation does not have the property of uniqueness and identifiability as the one-dimension AR model. This paper provides an AR order estimation method for a two-dimension AR model, and an AR model parameter estimation method on the basis of an autocorrelation function. A simulation example on surface profiles of some kinds of steel plates is given using this improved AR model with positive results.
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Wang, J., Chen, D. & Kong, X. Improvement of two-dimension AR model and application in simulation on surface profiles of steel plates. Sci. China Ser. E-Technol. Sci. 42, 637–643 (1999). https://doi.org/10.1007/BF02917001
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DOI: https://doi.org/10.1007/BF02917001