Carbonate outcrops (Alps)
Carbonate out crops in the Austrian and Italian Alps
Open in Earth Engine ↗
(requires an EE account)
Trained on mountain outcrops of carbonates vs non carbonates in Tirol, checked roughly in Italian Dolomites.
Linear direction (AlphaEarth)
0.2453, 2.3508, -0.0952, -0.6405, 0.5428, 0.1473, -0.2003, 0.3295, -1.4026, 0.5686, -0.8979, -0.0465, -1.3324, 0.6892, -1.5305, -1.1551, 0.9914, -0.4764, 0.2619, 0.2352, 0.7672, -2.355, -1.2612, 0.9976, 1.3214, 0.144, 0.9054, -1.5712, -0.3356, 0.0741, 0.2282, 0.4277, 1.1322, 1.3845, -0.7499, -0.1067, -0.3937, 0.5256, 1.1036, 0.5507, 1.5278, -0.5148, -0.2891, -0.9386, -0.1321, 0.5288, 0.3988, -0.579, -1.274, 0.8808, -0.1346, 0.8004, -0.2763, -1.0088, -0.8491, -0.9315, -0.144, 1.9951, 2.6385, -0.3174, -0.4405, 0.4281, 0.5581, -0.3815
Intercept: -1.36
Notes
Imperfect. Requires lots of training points to distinguish the geology from things like aspect, slope, altitude etc. Difficult to perfectly get all carbonate outcrops and no false positives in crystalline regions, but large scale pattern is correct.