Source code for asreview.models.query.max

# Copyright 2019-2020 The ASReview Authors. All Rights Reserved.
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"""Max sampling while saving prediction probabilities."""

import numpy as np

from asreview.models.query.base import ProbaQueryStrategy


[docs]class MaxQuery(ProbaQueryStrategy): """Maximum sampling query strategy. Choose the most likely samples to be included according to the model. """ name = "max" def _query(self, X, pool_idx, n_instances=1, proba=None): proba = proba[pool_idx] query_idx = np.argsort(proba[:, 0])[:n_instances] return pool_idx[query_idx], X[pool_idx[query_idx]]