TY JOUR TI ESTIMATING DISPERSION OF INPUT FACTOR ERROR IN THE POLYNOMIAL FUNCTIONAL MODEL IN THE PRESENCE OF HOMOSCEDASTICITY KW errors-in-variables model KW functional case KW error dispersion KW input factor KW heteroskedasticity KW Spearman criterion KW Bartlett criterion KW ANOVA criterion KW adjusted least squares estimator KW total least squares estimator JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Denisov, V.. AU Timofeeva, A.. PY 2017 IS PB Astrakhan State Technical University