Created
October 13, 2018 17:56
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Calculate the factor of determination
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| def calculate_determination(self, y, y_hat): | |
| y_np = y.numpy() if torch.is_tensor(y) else y | |
| y_bar = np.sum(y_np) / len(y_np) | |
| ssreg = np.sum((y_hat - y_bar) ** 2) | |
| sstot = np.sum((y_np - y_bar) ** 2) | |
| r2 = ssreg / sstot | |
| return r2 |
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