# All symbols in TensorFlow Ranking
## Primary symbols - [`tfr`](https://www.tensorflow.org/ranking/api_docs/python/tfr) - [`tfr.data`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data) - [`tfr.data.build_ranking_dataset`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/build_ranking_dataset) - [`tfr.data.build_ranking_dataset_with_parsing_fn`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/build_ranking_dataset_with_parsing_fn) - [`tfr.data.build_ranking_serving_input_receiver_fn`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/build_ranking_serving_input_receiver_fn) - [`tfr.data.build_ranking_serving_input_receiver_fn_with_parsing_fn`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/build_ranking_serving_input_receiver_fn_with_parsing_fn) - [`tfr.data.build_sequence_example_serving_input_receiver_fn`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/build_sequence_example_serving_input_receiver_fn) - [`tfr.data.build_tf_example_serving_input_receiver_fn`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/build_tf_example_serving_input_receiver_fn) - [`tfr.data.make_parsing_fn`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/make_parsing_fn) - [`tfr.data.parse_from_example_in_example`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/parse_from_example_in_example) - [`tfr.data.parse_from_example_list`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/parse_from_example_list) - [`tfr.data.parse_from_sequence_example`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/parse_from_sequence_example) - [`tfr.data.parse_from_tf_example`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/parse_from_tf_example) - [`tfr.data.read_batched_sequence_example_dataset`](https://www.tensorflow.org/ranking/api_docs/python/tfr/data/read_batched_sequence_example_dataset) - [`tfr.extension`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension) - [`tfr.extension.pipeline`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/pipeline) - [`tfr.extension.pipeline.RankingPipeline`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/pipeline/RankingPipeline) - [`tfr.extension.premade`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade) - [`tfr.extension.premade.TFRBertConfig`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertConfig) - [`tfr.extension.premade.TFRBertDataConfig`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertDataConfig) - [`tfr.extension.premade.TFRBertDataLoader`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertDataLoader) - [`tfr.extension.premade.TFRBertModelBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertModelBuilder) - [`tfr.extension.premade.TFRBertModelConfig`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertModelConfig) - [`tfr.extension.premade.TFRBertScorer`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertScorer) - [`tfr.extension.premade.TFRBertTask`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertTask) - [`tfr.extension.premade.TensorDict`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TensorDict) - [`tfr.extension.premade.TensorLike`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/TensorLike) - [`tfr.extension.premade.tfrbert_task`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/tfrbert_task) - [`tfr.extension.premade.tfrbert_task.TFRBertConfig`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertConfig) - [`tfr.extension.premade.tfrbert_task.TFRBertDataConfig`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertDataConfig) - [`tfr.extension.premade.tfrbert_task.TFRBertDataLoader`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertDataLoader) - [`tfr.extension.premade.tfrbert_task.TFRBertModelBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertModelBuilder) - [`tfr.extension.premade.tfrbert_task.TFRBertModelConfig`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertModelConfig) - [`tfr.extension.premade.tfrbert_task.TFRBertScorer`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertScorer) - [`tfr.extension.premade.tfrbert_task.TFRBertTask`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TFRBertTask) - [`tfr.extension.premade.tfrbert_task.TensorDict`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/premade/TensorDict) - [`tfr.extension.premade.tfrbert_task.TensorLike`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/TensorLike) - [`tfr.extension.task`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/task) - [`tfr.extension.task.FeatureSpec`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/task/FeatureSpec) - [`tfr.extension.task.RankingDataConfig`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/task/RankingDataConfig) - [`tfr.extension.task.RankingDataLoader`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/task/RankingDataLoader) - [`tfr.extension.task.RankingTask`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/task/RankingTask) - [`tfr.extension.task.RankingTaskConfig`](https://www.tensorflow.org/ranking/api_docs/python/tfr/extension/task/RankingTaskConfig) - [`tfr.keras`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras) - [`tfr.keras.layers`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers) - [`tfr.keras.layers.Bilinear`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers/Bilinear) - [`tfr.keras.layers.ConcatFeatures`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers/ConcatFeatures) - [`tfr.keras.layers.DocumentInteractionAttention`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers/DocumentInteractionAttention) - [`tfr.keras.layers.FlattenList`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers/FlattenList) - [`tfr.keras.layers.GAMLayer`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers/GAMLayer) - [`tfr.keras.layers.RestoreList`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers/RestoreList) - [`tfr.keras.layers.SelfAttentionMask`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers/SelfAttentionMask) - [`tfr.keras.layers.create_tower`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/layers/create_tower) - [`tfr.keras.losses`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses) - [`tfr.keras.losses.ApproxMRRLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/ApproxMRRLoss) - [`tfr.keras.losses.ApproxNDCGLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/ApproxNDCGLoss) - [`tfr.keras.losses.ClickEMLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/ClickEMLoss) - [`tfr.keras.losses.CoupledRankDistilLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/CoupledRankDistilLoss) - [`tfr.keras.losses.DCGLambdaWeight`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/DCGLambdaWeight) - [`tfr.keras.losses.GumbelApproxNDCGLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/GumbelApproxNDCGLoss) - [`tfr.keras.losses.LabelDiffLambdaWeight`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/LabelDiffLambdaWeight) - [`tfr.keras.losses.ListMLELambdaWeight`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/ListMLELambdaWeight) - [`tfr.keras.losses.ListMLELoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/ListMLELoss) - [`tfr.keras.losses.MeanSquaredLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/MeanSquaredLoss) - [`tfr.keras.losses.MixtureEMLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/MixtureEMLoss) - [`tfr.keras.losses.NDCGLambdaWeight`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/NDCGLambdaWeight) - [`tfr.keras.losses.NDCGLambdaWeightV2`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/NDCGLambdaWeightV2) - [`tfr.keras.losses.OrdinalLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/OrdinalLoss) - [`tfr.keras.losses.PairwiseHingeLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/PairwiseHingeLoss) - [`tfr.keras.losses.PairwiseLogisticLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/PairwiseLogisticLoss) - [`tfr.keras.losses.PairwiseMSELoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/PairwiseMSELoss) - [`tfr.keras.losses.PairwiseSoftZeroOneLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/PairwiseSoftZeroOneLoss) - [`tfr.keras.losses.PrecisionLambdaWeight`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/PrecisionLambdaWeight) - [`tfr.keras.losses.RankingLossKey`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/RankingLossKey) - [`tfr.keras.losses.SigmoidCrossEntropyLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/SigmoidCrossEntropyLoss) - [`tfr.keras.losses.SoftmaxLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/SoftmaxLoss) - [`tfr.keras.losses.UniqueSoftmaxLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/UniqueSoftmaxLoss) - [`tfr.keras.losses.YetiDCGLambdaWeight`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/YetiDCGLambdaWeight) - [`tfr.keras.losses.YetiLogisticLoss`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/YetiLogisticLoss) - [`tfr.keras.losses.get`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/losses/get) - [`tfr.keras.metrics`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics) - [`tfr.keras.metrics.ARPMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/ARPMetric) - [`tfr.keras.metrics.AlphaDCGMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/AlphaDCGMetric) - [`tfr.keras.metrics.DCGMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/DCGMetric) - [`tfr.keras.metrics.HitsMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/HitsMetric) - [`tfr.keras.metrics.MRRMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/MRRMetric) - [`tfr.keras.metrics.MeanAveragePrecisionMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/MeanAveragePrecisionMetric) - [`tfr.keras.metrics.NDCGMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/NDCGMetric) - [`tfr.keras.metrics.OPAMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/OPAMetric) - [`tfr.keras.metrics.PrecisionIAMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/PrecisionIAMetric) - [`tfr.keras.metrics.PrecisionMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/PrecisionMetric) - [`tfr.keras.metrics.RankingMetricKey`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/RankingMetricKey) - [`tfr.keras.metrics.RecallMetric`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/RecallMetric) - [`tfr.keras.metrics.default_keras_metrics`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/default_keras_metrics) - [`tfr.keras.metrics.get`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/metrics/get) - [`tfr.keras.model`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model) - [`tfr.keras.model.AbstractModelBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/AbstractModelBuilder) - [`tfr.keras.model.DNNScorer`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/DNNScorer) - [`tfr.keras.model.FeatureSpecInputCreator`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/FeatureSpecInputCreator) - [`tfr.keras.model.GAMScorer`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/GAMScorer) - [`tfr.keras.model.InputCreator`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/InputCreator) - [`tfr.keras.model.ModelBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/ModelBuilder) - [`tfr.keras.model.ModelBuilderWithMask`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/ModelBuilderWithMask) - [`tfr.keras.model.Preprocessor`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/Preprocessor) - [`tfr.keras.model.PreprocessorWithSpec`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/PreprocessorWithSpec) - [`tfr.keras.model.Scorer`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/Scorer) - [`tfr.keras.model.TensorDict`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/TensorDict) - [`tfr.keras.model.TensorLike`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/TensorLike) - [`tfr.keras.model.TypeSpecInputCreator`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/TypeSpecInputCreator) - [`tfr.keras.model.UnivariateScorer`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/UnivariateScorer) - [`tfr.keras.model.create_keras_model`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/create_keras_model) - [`tfr.keras.pipeline`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline) - [`tfr.keras.pipeline.AbstractDatasetBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/AbstractDatasetBuilder) - [`tfr.keras.pipeline.AbstractPipeline`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/AbstractPipeline) - [`tfr.keras.pipeline.BaseDatasetBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/BaseDatasetBuilder) - [`tfr.keras.pipeline.DatasetHparams`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/DatasetHparams) - [`tfr.keras.pipeline.DatasetHparams.dataset_reader`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/DatasetHparams/dataset_reader) - [`tfr.keras.pipeline.ModelFitPipeline`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/ModelFitPipeline) - [`tfr.keras.pipeline.MultiLabelDatasetBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/MultiLabelDatasetBuilder) - [`tfr.keras.pipeline.MultiTaskPipeline`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/MultiTaskPipeline) - [`tfr.keras.pipeline.NullDatasetBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/NullDatasetBuilder) - [`tfr.keras.pipeline.PipelineHparams`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/PipelineHparams) - [`tfr.keras.pipeline.SimpleDatasetBuilder`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/SimpleDatasetBuilder) - [`tfr.keras.pipeline.SimplePipeline`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/pipeline/SimplePipeline) - [`tfr.keras.saved_model`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/saved_model) - [`tfr.keras.saved_model.Signatures`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/saved_model/Signatures) - [`tfr.keras.strategy_utils`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/strategy_utils) - [`tfr.keras.strategy_utils.NullContextManager`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/strategy_utils/NullContextManager) - [`tfr.keras.strategy_utils.get_output_filepath`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/strategy_utils/get_output_filepath) - [`tfr.keras.strategy_utils.get_strategy`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/strategy_utils/get_strategy) - [`tfr.keras.strategy_utils.strategy_scope`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/strategy_utils/strategy_scope) - [`tfr.keras.utils`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils) - [`tfr.keras.utils.GainFunction`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/GainFunction) - [`tfr.keras.utils.PositiveFunction`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/GainFunction) - [`tfr.keras.utils.RankDiscountFunction`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/GainFunction) - [`tfr.keras.utils.TensorLike`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/TensorLike) - [`tfr.keras.utils.deserialize_keras_object`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/deserialize_keras_object) - [`tfr.keras.utils.identity`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/identity) - [`tfr.keras.utils.inverse`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/inverse) - [`tfr.keras.utils.is_greater_equal_1`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/is_greater_equal_1) - [`tfr.keras.utils.log2_inverse`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/log2_inverse) - [`tfr.keras.utils.pow_minus_1`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/pow_minus_1) - [`tfr.keras.utils.serialize_keras_object`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/serialize_keras_object) - [`tfr.keras.utils.symmetric_log1p`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/symmetric_log1p) - [`tfr.utils`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils) - [`tfr.utils.LossFunction`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/LossFunction) - [`tfr.utils.MetricFunction`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/LossFunction) - [`tfr.utils.TensorLike`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/model/TensorLike) - [`tfr.utils.TransformationFunction`](https://www.tensorflow.org/ranking/api_docs/python/tfr/keras/utils/GainFunction) - [`tfr.utils.de_noise`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/de_noise) - [`tfr.utils.gather_per_row`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/gather_per_row) - [`tfr.utils.is_label_valid`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/is_label_valid) - [`tfr.utils.organize_valid_indices`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/organize_valid_indices) - [`tfr.utils.padded_nd_indices`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/padded_nd_indices) - [`tfr.utils.parse_keys_and_weights`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/parse_keys_and_weights) - [`tfr.utils.ragged_to_dense`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/ragged_to_dense) - [`tfr.utils.reshape_first_ndims`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/reshape_first_ndims) - [`tfr.utils.reshape_to_2d`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/reshape_to_2d) - [`tfr.utils.shuffle_valid_indices`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/shuffle_valid_indices) - [`tfr.utils.sort_by_scores`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/sort_by_scores) - [`tfr.utils.sorted_ranks`](https://www.tensorflow.org/ranking/api_docs/python/tfr/utils/sorted_ranks)