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Class RankingMetrics (3.36.0)
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RankingMetrics ( mapping = None , * , ignore_unknown_fields = False , ** kwargs )
Evaluation metrics used by weighted-ALS models specified by
feedback_type=implicit.
Attributes
Name
Description
mean_average_precision
google.protobuf.wrappers_pb2.DoubleValue
Calculates a precision per user for all the
items by ranking them and then averages all the
precisions across all the users.
mean_squared_error
google.protobuf.wrappers_pb2.DoubleValue
Similar to the mean squared error computed in
regression and explicit recommendation models
except instead of computing the rating directly,
the output from evaluate is computed against a
preference which is 1 or 0 depending on if the
rating exists or not.
normalized_discounted_cumulative_gain
google.protobuf.wrappers_pb2.DoubleValue
A metric to determine the goodness of a
ranking calculated from the predicted confidence
by comparing it to an ideal rank measured by the
original ratings.
average_rank
google.protobuf.wrappers_pb2.DoubleValue
Determines the goodness of a ranking by
computing the percentile rank from the predicted
confidence and dividing it by the original rank.
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Last updated 2025-08-28 UTC.
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-28 UTC."],[],[],null,["# Class RankingMetrics (3.36.0)\n\nVersion latestkeyboard_arrow_down\n\n- [3.36.0 (latest)](/python/docs/reference/bigquery/latest/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.35.1](/python/docs/reference/bigquery/3.35.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.34.0](/python/docs/reference/bigquery/3.34.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.33.0](/python/docs/reference/bigquery/3.33.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- 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[3.21.0](/python/docs/reference/bigquery/3.21.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.20.1](/python/docs/reference/bigquery/3.20.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.19.0](/python/docs/reference/bigquery/3.19.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.18.0](/python/docs/reference/bigquery/3.18.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.17.2](/python/docs/reference/bigquery/3.17.2/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.16.0](/python/docs/reference/bigquery/3.16.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.15.0](/python/docs/reference/bigquery/3.15.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.14.1](/python/docs/reference/bigquery/3.14.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [3.13.0](/python/docs/reference/bigquery/3.13.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- 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[2.32.0](/python/docs/reference/bigquery/2.32.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.31.0](/python/docs/reference/bigquery/2.31.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.30.1](/python/docs/reference/bigquery/2.30.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.29.0](/python/docs/reference/bigquery/2.29.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.28.1](/python/docs/reference/bigquery/2.28.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.27.1](/python/docs/reference/bigquery/2.27.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.26.0](/python/docs/reference/bigquery/2.26.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.25.2](/python/docs/reference/bigquery/2.25.2/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.24.1](/python/docs/reference/bigquery/2.24.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.23.3](/python/docs/reference/bigquery/2.23.3/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.22.1](/python/docs/reference/bigquery/2.22.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.21.0](/python/docs/reference/bigquery/2.21.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.20.0](/python/docs/reference/bigquery/2.20.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.19.0](/python/docs/reference/bigquery/2.19.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.18.0](/python/docs/reference/bigquery/2.18.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.17.0](/python/docs/reference/bigquery/2.17.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.16.1](/python/docs/reference/bigquery/2.16.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.15.0](/python/docs/reference/bigquery/2.15.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.14.0](/python/docs/reference/bigquery/2.14.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.13.1](/python/docs/reference/bigquery/2.13.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.12.0](/python/docs/reference/bigquery/2.12.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.11.0](/python/docs/reference/bigquery/2.11.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.10.0](/python/docs/reference/bigquery/2.10.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.9.0](/python/docs/reference/bigquery/2.9.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.8.0](/python/docs/reference/bigquery/2.8.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.7.0](/python/docs/reference/bigquery/2.7.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.6.2](/python/docs/reference/bigquery/2.6.2/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.5.0](/python/docs/reference/bigquery/2.5.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.4.0](/python/docs/reference/bigquery/2.4.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.3.1](/python/docs/reference/bigquery/2.3.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.2.0](/python/docs/reference/bigquery/2.2.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.1.0](/python/docs/reference/bigquery/2.1.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [2.0.0](/python/docs/reference/bigquery/2.0.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.28.2](/python/docs/reference/bigquery/1.28.2/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.27.2](/python/docs/reference/bigquery/1.27.2/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.26.1](/python/docs/reference/bigquery/1.26.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.25.0](/python/docs/reference/bigquery/1.25.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.24.0](/python/docs/reference/bigquery/1.24.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.23.1](/python/docs/reference/bigquery/1.23.1/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.22.0](/python/docs/reference/bigquery/1.22.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.21.0](/python/docs/reference/bigquery/1.21.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.20.0](/python/docs/reference/bigquery/1.20.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.19.0](/python/docs/reference/bigquery/1.19.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.18.0](/python/docs/reference/bigquery/1.18.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.17.0](/python/docs/reference/bigquery/1.17.0/google.cloud.bigquery_v2.types.Model.RankingMetrics)\n- [1.16.0](/python/docs/reference/bigquery/1.16.0/google.cloud.bigquery_v2.types.Model.RankingMetrics) \n\n RankingMetrics(mapping=None, *, ignore_unknown_fields=False, **kwargs)\n\nEvaluation metrics used by weighted-ALS models specified by\nfeedback_type=implicit."]]