Exemplo n.º 1
0
    def predict_surv_df(self,
                        input,
                        batch_size=8224,
                        eval_=True,
                        to_cpu=False,
                        num_workers=0):
        """Predict the survival function for `input` and return as a pandas DataFrame.
        See `predict_surv` to return tensor or np.array instead.

        Arguments:
            input {tuple, np.ndarray, or torch.tensor} -- Input to net.
        
        Keyword Arguments:
            batch_size {int} -- Batch size (default: {8224})
            eval_ {bool} -- If 'True', use 'eval' mode on net. (default: {True})
            num_workers {int} -- Number of workers in created dataloader (default: {0})
        
        Returns:
            pd.DataFrame -- Predictions
        """
        surv = self.predict_surv(input, batch_size, True, eval_, to_cpu,
                                 num_workers)
        index = None
        if self.duration_index is not None:
            index = utils.make_subgrid(self.duration_index, self.sub)
        return pd.DataFrame(surv.transpose(), index)
Exemplo n.º 2
0
 def predict_surv_df(self,
                     input,
                     batch_size=8224,
                     eval_=True,
                     num_workers=0):
     self._check_out_features()
     surv = self.predict_surv(input, batch_size, True, eval_, True,
                              num_workers)
     index = None
     if self.duration_index is not None:
         index = make_subgrid(self.duration_index, self.sub)
     return pd.DataFrame(surv.transpose(), index)
Exemplo n.º 3
0
def test_make_subgrid(sub, start, stop, n):
    grid = np.linspace(start, stop, n)
    new_grid = make_subgrid(grid, sub)
    true_new = np.linspace(start, stop, n * sub - (sub - 1))
    assert len(new_grid) == len(true_new)
    assert np.abs(true_new - new_grid).max() < 1e-13
Exemplo n.º 4
0
def test_make_subgrid_1(n):
    grid = np.random.uniform(0, 100, n)
    grid = np.sort(grid)
    new_grid = make_subgrid(grid, 1)
    assert len(new_grid) == len(grid)
    assert (new_grid == grid).all()