TY JOUR TI A Study of the Algorithm for Automatically Finding and Measuring AKAZE Connection Points in Glacier Images Taken from the Unmanned Aerial Vehicle KW unmanned aerial photography KW aerial photographs of the glacier KW connecting points KW detector KW descriptor KW phototriangulation KW digital terrain model JO Izvestia Vuzov. Geodesy and Aerophotosurveying AU Nefedova, O.A. PY 2025 IS 69 PB MIIGAiK