Upload bandgap model

.gitattributes

@@ -33,3 +33,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zip filter=lfs diff=lfs merge=lfs -text
 *.zst filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
+model_bandgap-main/model.dill filter=lfs diff=lfs merge=lfs -text

model_bandgap-main/README.md

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+# model_bandgap
+Random forest model to predict the electronic bandgap of materials

model_bandgap-main/RandomForestRegressor.pkl

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+oid sha256:2aac588e04f8ca6eca9939a15cba634be0192bf758d69254a1136b9d43356157
+size 56751504

model_bandgap-main/StandardScaler.pkl

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+version https://git-lfs.github.com/spec/v1
+oid sha256:5388b3a9923644c020ce41de877705b9d2a42638f1eebadf37001c39b5be50c8
+size 1364

model_bandgap-main/model.dill

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+version https://git-lfs.github.com/spec/v1
+oid sha256:eef4f41bb460ef87b590a7cd8000305ae312fb18aeaeca075a36639e3b789e71
+size 97348423

model_bandgap-main/predict_bandgap.py

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+import os
+import pandas as pd
+import numpy as np
+import joblib
+import dill
+from mastml.feature_generators import ElementalFeatureGenerator, OneHotGroupGenerator
+
+def get_preds_ebars_domains(df_test):
+    d = 'model_bandgap'
+    scaler = joblib.load(os.path.join(d, 'StandardScaler.pkl'))
+    model = joblib.load(os.path.join(d, 'RandomForestRegressor.pkl'))
+    df_features = pd.read_csv(os.path.join(d, 'X_train.csv'))
+    recal_params = pd.read_csv(os.path.join(d, 'recal_dict.csv'))
+
+    features = df_features.columns.tolist()
+    df_test = df_test[features]
+
+    X = scaler.transform(df_test)
+
+    # Make predictions
+    preds = model.predict(X)
+
+    # Get ebars and recalibrate them
+    errs_list = list()
+    a = recal_params['a'][0]
+    b = recal_params['b'][0]
+    c = recal_params['c'][0]
+    d2 = recal_params['d'][0]
+    for i, x in X.iterrows():
+        preds_list = list()
+        for pred in model.model.estimators_:
+            preds_list.append(pred.predict(np.array(x).reshape(1, -1))[0])
+        errs_list.append(np.std(preds_list))
+    ebars = a * np.array(errs_list)**3 + b * np.array(errs_list)**2 + c * np.array(errs_list) + d2
+
+    # Get domains
+    with open(os.path.join(d, 'model.dill'), 'rb') as f:
+        model_domain = dill.load(f)
+
+    domains = model_domain.predict(X)
+
+    return preds, ebars, domains
+
+def process_data(comp_list):
+    X = pd.DataFrame(np.empty((len(comp_list),)))
+    y = pd.DataFrame(np.empty((len(comp_list),)))
+
+    df_test = pd.DataFrame({'Material composition': comp_list})
+
+    # Try this both ways depending on mastml version used.
+    try:
+        X, y = ElementalFeatureGenerator(composition_df=df_test['Material composition'],
+                                    feature_types=['composition_avg', 'arithmetic_avg', 'max', 'min','difference'],
+                                    remove_constant_columns=False).evaluate(X=X, y=y, savepath=os.getcwd(), make_new_dir=False)
+    except:
+        X, y = ElementalFeatureGenerator(featurize_df=df_test['Material composition'],
+                                         feature_types=['composition_avg', 'arithmetic_avg', 'max', 'min',
+                                                        'difference'], remove_constant_columns=False).evaluate(X=X, y=y, savepath=os.getcwd(), make_new_dir=False)
+
+    df_test = pd.concat([df_test, X], axis=1)
+
+    return df_test
+
+def make_predictions(comp_list):
+
+    # Process data
+    df_test = process_data(comp_list)
+
+    # Get the ML (RF) predicted ASRs
+    preds, ebars, domains = get_preds_ebars_domains(df_test)
+
+    pred_dict = {'Compositions': comp_list,
+                 'Predicted bandgap (eV)': preds,
+                 'Ebar bandgap (eV)': ebars}
+
+    for d in domains.columns.tolist():
+        pred_dict[d] = domains[d]
+
+    del pred_dict['y_pred']
+    #del pred_dict['d_pred']
+    del pred_dict['y_stdu_pred']
+    del pred_dict['y_stdc_pred']
+
+    return pd.DataFrame(pred_dict)

model_bandgap-main/recal_dict.csv

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+a,b,c,d
+-0.04479678000366065,0.3734571840787366,0.4058749888639601,0.10782248163397348

model_bandgap-main/requirements.txt

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+scikit-learn
+numpy 
+pandas
+mastml
+pymatgen