Application of Machine Learning Methods for Hydrothermal Alteration Zoning using Remote Sensing Data: a Case Study of the Koldar Massif - Adebiyet, B.; Orynbassarova, E.; Alpysbay, M.; Kuznetsova, I.; Yerzhankyzy, A.; Ilyasova, A. (Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., 2025)