DOC cross-reference the term metaestimator in SelfTrainingClassifier
@@ -28,7 +28,7 @@ def _estimator_has(attr):
class SelfTrainingClassifier(MetaEstimatorMixin, BaseEstimator):
"""Self-training classifier.
- This class allows a given supervised classifier to function as a
+ This :term:`metaestimator` allows a given supervised classifier to function as a
semi-supervised classifier, allowing it to learn from unlabeled data. It
does this by iteratively predicting pseudo-labels for the unlabeled data
and adding them to the training set.
