sklearn.metrics.pairwise.paired_cosine_distances¶
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sklearn.metrics.pairwise.paired_cosine_distances(X, Y)[source]¶ Computes the paired cosine distances between X and Y.
Read more in the User Guide.
- Parameters
- Xarray-like of shape (n_samples, n_features)
- Yarray-like of shape (n_samples, n_features)
- Returns
- distancesndarray of shape (n_samples,)
Notes
The cosine distance is equivalent to the half the squared euclidean distance if each sample is normalized to unit norm.