%0 Journal Article %T Improving technologies for enhancing the quality of open data in digital terrain models for urbanized areas %A Lebedev, E.D. %A Gruzdev, S.S. %K convolutional neural network (CNN), DEM, radar survey, SAGA GIS, data cleaning %J Spatial Data: Science, Research and Technology %D 2023 %N 14 %P 14 %I MIIGAiK