https://github.com/DamRsn/NeuralNote
https://github.com/BShakhovsky/PolyphonicPianoTranscription
| # multi-class classification | |
| from sklearn.multiclass import OneVsRestClassifier | |
| from sklearn.linear_model import LogisticRegression | |
| from sklearn.model_selection import train_test_split | |
| from sklearn.metrics import roc_curve | |
| from sklearn.metrics import roc_auc_score | |
| # generate 2 class dataset | |
| X, y = make_classification(n_samples=1000, n_classes=3, n_features=20, n_informative=3, random_state=42) |