TY CONF TI RESEARCH AND ANALYSIS OF MODERN METHODS OF DIGITIZATION OF GEOLOGICAL MAPS KW geological map KW manual digitization method KW semi-automatic digitization method KW automatic digitization method KW vectorization KW geoinformation systems KW neural network JO MODELING INFORMATION SYSTEMS AND TECHNOLOGIES AU Grigorev, B.I. AU Sazonova, S.A. PY 2024 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov