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Diffstat (limited to 'src/python/gudhi/point_cloud/knn.py')
-rw-r--r-- | src/python/gudhi/point_cloud/knn.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/python/gudhi/point_cloud/knn.py b/src/python/gudhi/point_cloud/knn.py index 86008bc3..4652fe80 100644 --- a/src/python/gudhi/point_cloud/knn.py +++ b/src/python/gudhi/point_cloud/knn.py @@ -306,6 +306,10 @@ class KNearestNeighbors: if self.params["implementation"] == "ckdtree": qargs = {key: val for key, val in self.params.items() if key in {"p", "eps", "n_jobs"}} distances, neighbors = self.kdtree.query(X, k=self.k, **qargs) + if k == 1: + # SciPy decided to squeeze the last dimension for k=1 + distances = distances[:, None] + neighbors = neighbors[:, None] if self.return_index: if self.return_distance: return neighbors, distances |