added project files

Author: beatricebs

CRISM_unsupervised_classification.ipynb

@@ -0,0 +1,33 @@
+def find_nearest(value,
+                 array,
+                 return_value=False):
+    """Find nearest value in a numpy array
+
+    Parameters
+    ----------
+
+    value : value to search for
+    array : array to search in, should be sorted.
+    return_value : bool, if to return the actual values
+
+    Returns
+    -------
+
+    """
+
+    import numpy as np
+
+    closest_index = (np.abs(array - value)).argmin()
+
+    if value > np.nanmax(array):
+        import warnings
+        warnings.warn(f'value > np.nanmax(array) : {value} > {np.nanmax(array)}')
+
+    if value < np.nanmin(array):
+        import warnings
+        warnings.warn(f'value < np.nanmin(array) : {value} < {np.nanmax(array)}')
+
+    if not return_value: 
+        return closest_index
+    else:
+        return closest_index, array[closest_index]

find_nearest.py

@@ -0,0 +1 @@
+{'image ID:': 'frt00009b5a_07_if165j_mtr3', 'PCA components:': 6, 'PCA components removed:': 'first component', 'UMAP': 'Nearest neighbours:100; Minimum distance:0.2', 'Scaler': 'Standard scaler', 'Classifier': 'K-Means', 'Number of clusters': 12, 'Inertia': 73141.765625}