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34 lines
821 B
Python
34 lines
821 B
Python
# MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
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# Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
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# Released under the modified BSD license. See COPYING.md for more details.
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from abc import ABC, abstractmethod
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import numpy as np
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class Classifier(ABC):
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@abstractmethod
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def fit(self, x_train, y_train):
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pass
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@abstractmethod
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def predict_proba(self, x_test):
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pass
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def predict(self, x_test):
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proba = self.predict_proba(x_test)
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assert isinstance(proba, np.ndarray)
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assert proba.shape == (x_test.shape[0], 2)
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return (proba[:, 1] > 0.5).astype(float)
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class Regressor(ABC):
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@abstractmethod
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def fit(self, x_train, y_train):
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pass
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@abstractmethod
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def predict(self):
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pass
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