TY JOUR TI ESTIMATING STABILITY OF STRUCTURAL AND BRIGHTNESS PROPERTIES IN IMAGE DIGITAL PROCESSING KW filtering KW image processing KW structural and brightness properties of the image KW stability assessment KW structural similarity index JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Afonin, V.. AU Savkina, A.. AU Nikulin, V.V. PY 2021 IS PB Astrakhan State Technical University