# Browse by axis

[Back to encyclopedia](index.md)

Every axis across every layer, sorted A-Z by axis name. Same axis name can appear on more than one layer (e.g. ``selection_method`` shows up on multiple diagnostic layers); each row links to the page for that specific (layer, axis) pair.

| Axis | Layer | Sub-layer | Status | Sweepable | Options |
|---|---|---|---|---|---:|
| [`agg_horizon`](l5/axes/agg_horizon.md) | L5 | `L5_C_aggregation` | operational | no | 0 |
| [`agg_state`](l5/axes/agg_state.md) | L5 | `L5_C_aggregation` | operational | no | 0 |
| [`agg_target`](l5/axes/agg_target.md) | L5 | `L5_C_aggregation` | operational | no | 0 |
| [`agg_time`](l5/axes/agg_time.md) | L5 | `L5_C_aggregation` | operational | no | 0 |
| [`artifact_granularity`](l8/axes/artifact_granularity.md) | L8 | `L8_D_artifact_granularity` | operational | no | 5 |
| [`attach_to_manifest`](l1_5/axes/attach_to_manifest.md) | L1.5 | `L1_5_Z_export` | operational | no | 2 |
| [`attach_to_manifest`](l2_5/axes/attach_to_manifest.md) | L2.5 | `L2_5_Z_export` | operational | no | 2 |
| [`attach_to_manifest`](l3_5/axes/attach_to_manifest.md) | L3.5 | `L3_5_Z_export` | operational | no | 2 |
| [`attach_to_manifest`](l4_5/axes/attach_to_manifest.md) | L4.5 | `L4_5_Z_export` | operational | no | 2 |
| [`back_transform_method`](l4_5/axes/back_transform_method.md) | L4.5 | `L4_5_B_forecast_scale_view` | operational | no | 2 |
| [`benchmark_scope`](l5/axes/benchmark_scope.md) | L5 | `L5_B_benchmark_comparison` | operational | no | 0 |
| [`benchmark_window`](l5/axes/benchmark_window.md) | L5 | `L5_B_benchmark_comparison` | operational | no | 0 |
| [`bootstrap_block_length`](l6/axes/bootstrap_block_length.md) | L6 | `L6_D_multiple_model` | operational | no | 0 |
| [`bootstrap_method`](l6/axes/bootstrap_method.md) | L6 | `L6_D_multiple_model` | operational | no | 0 |
| [`bootstrap_n_replications`](l6/axes/bootstrap_n_replications.md) | L6 | `L6_D_multiple_model` | operational | no | 0 |
| [`cleaning_summary_view`](l2_5/axes/cleaning_summary_view.md) | L2.5 | `L2_5_D_cleaning_effect_summary` | operational | no | 4 |
| [`coef_view_models`](l4_5/axes/coef_view_models.md) | L4.5 | `L4_5_C_window_stability` | operational | no | 2 |
| [`comparison_output_form`](l2_5/axes/comparison_output_form.md) | L2.5 | `L2_5_A_comparison_axis` | operational | no | 5 |
| [`comparison_output_form`](l3_5/axes/comparison_output_form.md) | L3.5 | `L3_5_A_comparison_axis` | operational | no | 4 |
| [`comparison_pair`](l2_5/axes/comparison_pair.md) | L2.5 | `L2_5_A_comparison_axis` | operational | no | 5 |
| [`comparison_stages`](l3_5/axes/comparison_stages.md) | L3.5 | `L3_5_A_comparison_axis` | operational | no | 3 |
| [`compression`](l8/axes/compression.md) | L8 | `L8_A_export_format` | operational | no | 3 |
| [`compute_mode`](l0/axes/compute_mode.md) | L0 | `l0_a` | operational | no | 2 |
| [`contemporaneous_x_rule`](l1/axes/contemporaneous_x_rule.md) | L1 | `l1_c` | operational | no | 2 |
| [`correlation_method`](l1_5/axes/correlation_method.md) | L1.5 | `L1_5_E_correlation_pre_cleaning` | operational | no | 3 |
| [`correlation_method`](l2_5/axes/correlation_method.md) | L2.5 | `L2_5_C_correlation_shift` | operational | no | 2 |
| [`correlation_method`](l3_5/axes/correlation_method.md) | L3.5 | `L3_5_C_feature_correlation` | operational | no | 2 |
| [`correlation_shift`](l2_5/axes/correlation_shift.md) | L2.5 | `L2_5_C_correlation_shift` | operational | no | 3 |
| [`correlation_view`](l1_5/axes/correlation_view.md) | L1.5 | `L1_5_E_correlation_pre_cleaning` | operational | no | 4 |
| [`correlation_view`](l3_5/axes/correlation_view.md) | L3.5 | `L3_5_C_feature_correlation` | operational | no | 3 |
| [`coverage_levels`](l6/axes/coverage_levels.md) | L6 | `L6_E_density_interval` | operational | no | 0 |
| [`coverage_view`](l1_5/axes/coverage_view.md) | L1.5 | `L1_5_A_sample_coverage` | operational | no | 4 |
| [`cpa_conditioning_info`](l6/axes/cpa_conditioning_info.md) | L6 | `L6_C_cpa` | operational | no | 0 |
| [`cpa_critical_value_method`](l6/axes/cpa_critical_value_method.md) | L6 | `L6_C_cpa` | operational | no | 0 |
| [`cpa_test`](l6/axes/cpa_test.md) | L6 | `L6_C_cpa` | operational | no | 3 |
| [`cpa_window_type`](l6/axes/cpa_window_type.md) | L6 | `L6_C_cpa` | operational | no | 0 |
| [`custom_source_policy`](l1/axes/custom_source_policy.md) | L1 | `l1_a` | operational | no | 3 |
| [`cw_adjustment`](l6/axes/cw_adjustment.md) | L6 | `L6_B_nested` | operational | no | 0 |
| [`dataset`](l1/axes/dataset.md) | L1 | `l1_a` | operational | yes | 5 |
| [`decomposition_order`](l5/axes/decomposition_order.md) | L5 | `L5_D_sample_slicing_decomposition` | operational | no | 0 |
| [`decomposition_target`](l5/axes/decomposition_target.md) | L5 | `L5_D_sample_slicing_decomposition` | operational | no | 0 |
| [`density_metrics`](l5/axes/density_metrics.md) | L5 | `L5_A_metric_specification` | operational | no | 4 |
| [`density_test`](l6/axes/density_test.md) | L6 | `L6_E_density_interval` | operational | no | 0 |
| [`dfm_diagnostics`](l3_5/axes/dfm_diagnostics.md) | L3.5 | `L3_5_B_factor_block_inspection` | operational | no | 4 |
| [`diagnostic_format`](l1_5/axes/diagnostic_format.md) | L1.5 | `L1_5_Z_export` | operational | no | 7 |
| [`diagnostic_format`](l2_5/axes/diagnostic_format.md) | L2.5 | `L2_5_Z_export` | operational | no | 7 |
| [`diagnostic_format`](l3_5/axes/diagnostic_format.md) | L3.5 | `L3_5_Z_export` | operational | no | 7 |
| [`diagnostic_format`](l4_5/axes/diagnostic_format.md) | L4.5 | `L4_5_Z_export` | operational | no | 7 |
| [`direction_alpha`](l6/axes/direction_alpha.md) | L6 | `L6_F_direction` | operational | no | 0 |
| [`direction_metrics`](l5/axes/direction_metrics.md) | L5 | `L5_A_metric_specification` | operational | no | 2 |
| [`direction_test`](l6/axes/direction_test.md) | L6 | `L6_F_direction` | operational | no | 0 |
| [`direction_threshold`](l6/axes/direction_threshold.md) | L6 | `L6_F_direction` | operational | no | 0 |
| [`distribution_metric`](l2_5/axes/distribution_metric.md) | L2.5 | `L2_5_B_distribution_shift` | operational | no | 5 |
| [`distribution_view`](l2_5/axes/distribution_view.md) | L2.5 | `L2_5_B_distribution_shift` | operational | no | 4 |
| [`enc_test_one_sided`](l6/axes/enc_test_one_sided.md) | L6 | `L6_B_nested` | operational | no | 0 |
| [`ensemble_view`](l4_5/axes/ensemble_view.md) | L4.5 | `L4_5_E_ensemble_diagnostics` | operational | no | 4 |
| [`equal_predictive_test`](l6/axes/equal_predictive_test.md) | L6 | `L6_A_equal_predictive` | operational | no | 5 |
| [`export_format`](l8/axes/export_format.md) | L8 | `L8_A_export_format` | operational | no | 9 |
| [`factor_view`](l3_5/axes/factor_view.md) | L3.5 | `L3_5_B_factor_block_inspection` | operational | no | 5 |
| [`failure_policy`](l0/axes/failure_policy.md) | L0 | `l0_a` | operational | no | 2 |
| [`family`](l4/axes/family.md) | L4 | `L4_A_model_selection` | operational | yes | 47 |
| [`feature_correlation`](l3_5/axes/feature_correlation.md) | L3.5 | `L3_5_C_feature_correlation` | operational | no | 5 |
| [`figure_dpi`](l1_5/axes/figure_dpi.md) | L1.5 | `L1_5_Z_export` | operational | no | 0 |
| [`figure_dpi`](l2_5/axes/figure_dpi.md) | L2.5 | `L2_5_Z_export` | operational | no | 0 |
| [`figure_dpi`](l3_5/axes/figure_dpi.md) | L3.5 | `L3_5_Z_export` | operational | no | 0 |
| [`figure_dpi`](l4_5/axes/figure_dpi.md) | L4.5 | `L4_5_Z_export` | operational | no | 0 |
| [`figure_dpi`](l7/axes/figure_dpi.md) | L7 | `L7_B_output_shape_export` | operational | no | 0 |
| [`figure_format`](l7/axes/figure_format.md) | L7 | `L7_B_output_shape_export` | operational | no | 3 |
| [`figure_type`](l7/axes/figure_type.md) | L7 | `L7_B_output_shape_export` | operational | no | 6 |
| [`fit_per_origin`](l4_5/axes/fit_per_origin.md) | L4.5 | `L4_5_A_in_sample_fit` | operational | no | 3 |
| [`fit_view`](l4_5/axes/fit_view.md) | L4.5 | `L4_5_A_in_sample_fit` | operational | no | 5 |
| [`forecast_scale_view`](l4_5/axes/forecast_scale_view.md) | L4.5 | `L4_5_B_forecast_scale_view` | operational | no | 3 |
| [`forecast_strategy`](l4/axes/forecast_strategy.md) | L4 | `L4_B_forecast_strategy` | operational | yes | 3 |
| [`frame_edge_policy`](l2/axes/frame_edge_policy.md) | L2 | `l2_e` | operational | yes | 4 |
| [`frame_edge_scope`](l2/axes/frame_edge_scope.md) | L2 | `l2_e` | operational | yes | 4 |
| [`fred_sd_frequency_policy`](l1/axes/fred_sd_frequency_policy.md) | L1 | `l1_a` | operational | no | 4 |
| [`fred_sd_state_group`](l1/axes/fred_sd_state_group.md) | L1 | `l1_d` | operational | no | 16 |
| [`fred_sd_variable_group`](l1/axes/fred_sd_variable_group.md) | L1 | `l1_d` | operational | no | 12 |
| [`frequency`](l1/axes/frequency.md) | L1 | `l1_a` | operational | no | 2 |
| [`hln_correction`](l6/axes/hln_correction.md) | L6 | `L6_A_equal_predictive` | operational | no | 0 |
| [`horizon_set`](l1/axes/horizon_set.md) | L1 | `l1_f` | operational | no | 5 |
| [`imputation_policy`](l2/axes/imputation_policy.md) | L2 | `l2_d` | operational | yes | 6 |
| [`imputation_scope`](l2/axes/imputation_scope.md) | L2 | `l2_d` | operational | yes | 4 |
| [`imputation_temporal_rule`](l2/axes/imputation_temporal_rule.md) | L2 | `l2_d` | operational | yes | 3 |
| [`information_set_type`](l1/axes/information_set_type.md) | L1 | `l1_a` | operational | no | 2 |
| [`interval_test`](l6/axes/interval_test.md) | L6 | `L6_E_density_interval` | operational | no | 0 |
| [`lag_view`](l3_5/axes/lag_view.md) | L3.5 | `L3_5_D_lag_block_inspection` | operational | no | 4 |
| [`latex_export`](l1_5/axes/latex_export.md) | L1.5 | `L1_5_Z_export` | operational | no | 2 |
| [`latex_export`](l2_5/axes/latex_export.md) | L2.5 | `L2_5_Z_export` | operational | no | 2 |
| [`latex_export`](l3_5/axes/latex_export.md) | L3.5 | `L3_5_Z_export` | operational | no | 2 |
| [`latex_export`](l4_5/axes/latex_export.md) | L4.5 | `L4_5_Z_export` | operational | no | 2 |
| [`latex_table_export`](l7/axes/latex_table_export.md) | L7 | `L7_B_output_shape_export` | operational | no | 2 |
| [`loss_function`](l6/axes/loss_function.md) | L6 | `L6_A_equal_predictive` | operational | no | 0 |
| [`manifest_format`](l8/axes/manifest_format.md) | L8 | `L8_C_provenance` | operational | no | 3 |
| [`markdown_table_export`](l7/axes/markdown_table_export.md) | L7 | `L7_B_output_shape_export` | operational | no | 2 |
| [`marx_view`](l3_5/axes/marx_view.md) | L3.5 | `L3_5_D_lag_block_inspection` | operational | no | 2 |
| [`mcs_alpha`](l6/axes/mcs_alpha.md) | L6 | `L6_D_multiple_model` | operational | no | 0 |
| [`mcs_t_statistic`](l6/axes/mcs_t_statistic.md) | L6 | `L6_D_multiple_model` | operational | no | 0 |
| [`missing_availability`](l1/axes/missing_availability.md) | L1 | `l1_c` | operational | no | 4 |
| [`missing_view`](l1_5/axes/missing_view.md) | L1.5 | `L1_5_D_missing_outlier_audit` | operational | no | 4 |
| [`mixed_frequency_representation`](l2/axes/mixed_frequency_representation.md) | L2 | `l2_a` | operational | yes | 5 |
| [`mmt_loss_function`](l6/axes/mmt_loss_function.md) | L6 | `L6_D_multiple_model` | operational | no | 0 |
| [`model_artifacts_format`](l8/axes/model_artifacts_format.md) | L8 | `L8_B_saved_objects` | operational | no | 4 |
| [`model_pair_strategy`](l6/axes/model_pair_strategy.md) | L6 | `L6_A_equal_predictive` | operational | no | 0 |
| [`monthly_to_quarterly_rule`](l2/axes/monthly_to_quarterly_rule.md) | L2 | `l2_a` | operational | yes | 3 |
| [`multiple_model_test`](l6/axes/multiple_model_test.md) | L6 | `L6_D_multiple_model` | operational | no | 4 |
| [`naming_convention`](l8/axes/naming_convention.md) | L8 | `L8_D_artifact_granularity` | operational | no | 4 |
| [`nested_pair_strategy`](l6/axes/nested_pair_strategy.md) | L6 | `L6_B_nested` | operational | no | 0 |
| [`nested_test`](l6/axes/nested_test.md) | L6 | `L6_B_nested` | operational | no | 4 |
| [`official_transform_policy`](l1/axes/official_transform_policy.md) | L1 | `l1_c` | operational | no | 2 |
| [`official_transform_scope`](l1/axes/official_transform_scope.md) | L1 | `l1_c` | operational | no | 4 |
| [`oos_period`](l5/axes/oos_period.md) | L5 | `L5_D_sample_slicing_decomposition` | operational | no | 0 |
| [`op`](l3/axes/op.md) | L3 | `L3_A_step_op` | operational | no | 52 |
| [`op`](l7/axes/op.md) | L7 | `L7_A_importance_dag_body` | operational | no | 40 |
| [`outlier_action`](l2/axes/outlier_action.md) | L2 | `l2_c` | operational | yes | 4 |
| [`outlier_policy`](l2/axes/outlier_policy.md) | L2 | `l2_c` | operational | yes | 4 |
| [`outlier_scope`](l2/axes/outlier_scope.md) | L2 | `l2_c` | operational | yes | 4 |
| [`outlier_view`](l1_5/axes/outlier_view.md) | L1.5 | `L1_5_D_missing_outlier_audit` | operational | no | 4 |
| [`output_table_format`](l7/axes/output_table_format.md) | L7 | `L7_B_output_shape_export` | operational | no | 2 |
| [`pi_correction`](l4/axes/pi_correction.md) | L4 | `L4_E_predict` | operational | yes | 2 |
| [`pit_n_bins`](l6/axes/pit_n_bins.md) | L6 | `L6_E_density_interval` | operational | no | 0 |
| [`pit_test_horizon_dependence`](l6/axes/pit_test_horizon_dependence.md) | L6 | `L6_E_density_interval` | operational | no | 0 |
| [`point_metrics`](l5/axes/point_metrics.md) | L5 | `L5_A_metric_specification` | operational | no | 7 |
| [`precision_digits`](l7/axes/precision_digits.md) | L7 | `L7_B_output_shape_export` | operational | no | 0 |
| [`predictor_geography_scope`](l1/axes/predictor_geography_scope.md) | L1 | `l1_d` | operational | no | 4 |
| [`primary_metric`](l5/axes/primary_metric.md) | L5 | `L5_A_metric_specification` | operational | no | 13 |
| [`provenance_fields`](l8/axes/provenance_fields.md) | L8 | `L8_C_provenance` | operational | no | 14 |
| [`quarterly_to_monthly_rule`](l2/axes/quarterly_to_monthly_rule.md) | L2 | `l2_a` | operational | yes | 4 |
| [`ranking`](l5/axes/ranking.md) | L5 | `L5_E_ranking_reporting` | operational | no | 0 |
| [`raw_missing_policy`](l1/axes/raw_missing_policy.md) | L1 | `l1_c` | operational | no | 4 |
| [`raw_outlier_policy`](l1/axes/raw_outlier_policy.md) | L1 | `l1_c` | operational | no | 6 |
| [`refit_policy`](l4/axes/refit_policy.md) | L4 | `L4_C_training_window` | operational | yes | 3 |
| [`regime_definition`](l1/axes/regime_definition.md) | L1 | `l1_g` | operational | no | 6 |
| [`regime_estimation_temporal_rule`](l1/axes/regime_estimation_temporal_rule.md) | L1 | `l1_g` | operational | no | 3 |
| [`regime_metrics`](l5/axes/regime_metrics.md) | L5 | `L5_D_sample_slicing_decomposition` | operational | no | 0 |
| [`regime_use`](l5/axes/regime_use.md) | L5 | `L5_D_sample_slicing_decomposition` | operational | no | 0 |
| [`relative_metrics`](l5/axes/relative_metrics.md) | L5 | `L5_A_metric_specification` | operational | no | 4 |
| [`release_lag_rule`](l1/axes/release_lag_rule.md) | L1 | `l1_c` | operational | no | 3 |
| [`report_style`](l5/axes/report_style.md) | L5 | `L5_E_ranking_reporting` | operational | no | 0 |
| [`reproducibility_mode`](l0/axes/reproducibility_mode.md) | L0 | `l0_a` | operational | no | 2 |
| [`residual_alpha`](l6/axes/residual_alpha.md) | L6 | `L6_G_residual` | operational | no | 0 |
| [`residual_lag_count`](l6/axes/residual_lag_count.md) | L6 | `L6_G_residual` | operational | no | 0 |
| [`residual_test`](l6/axes/residual_test.md) | L6 | `L6_G_residual` | operational | no | 0 |
| [`residual_test_scope`](l6/axes/residual_test_scope.md) | L6 | `L6_G_residual` | operational | no | 0 |
| [`sample_end_rule`](l1/axes/sample_end_rule.md) | L1 | `l1_e` | operational | no | 2 |
| [`sample_start_rule`](l1/axes/sample_start_rule.md) | L1 | `l1_e` | operational | no | 3 |
| [`saved_objects`](l8/axes/saved_objects.md) | L8 | `L8_B_saved_objects` | operational | no | 20 |
| [`sd_series_frequency_filter`](l2/axes/sd_series_frequency_filter.md) | L2 | `l2_a` | operational | yes | 3 |
| [`sd_tcode_policy`](l2/axes/sd_tcode_policy.md) | L2 | `l2_b` | operational | yes | 3 |
| [`sd_variable_selection`](l1/axes/sd_variable_selection.md) | L1 | `l1_d` | operational | no | 2 |
| [`search_algorithm`](l4/axes/search_algorithm.md) | L4 | `L4_D_tuning` | operational | yes | 6 |
| [`selection_view`](l3_5/axes/selection_view.md) | L3.5 | `L3_5_E_selected_features_post_selection` | operational | no | 5 |
| [`spa_studentization`](l6/axes/spa_studentization.md) | L6 | `L6_D_multiple_model` | operational | no | 0 |
| [`stability_metric`](l3_5/axes/stability_metric.md) | L3.5 | `L3_5_E_selected_features_post_selection` | operational | no | 2 |
| [`state_selection`](l1/axes/state_selection.md) | L1 | `l1_d` | operational | no | 2 |
| [`stationarity_test`](l1_5/axes/stationarity_test.md) | L1.5 | `L1_5_C_stationarity_tests` | operational | no | 5 |
| [`stationarity_test_scope`](l1_5/axes/stationarity_test_scope.md) | L1.5 | `L1_5_C_stationarity_tests` | operational | no | 3 |
| [`stepm_alpha`](l6/axes/stepm_alpha.md) | L6 | `L6_D_multiple_model` | operational | no | 0 |
| [`summary_metrics`](l1_5/axes/summary_metrics.md) | L1.5 | `L1_5_B_univariate_summary` | operational | no | 8 |
| [`summary_split`](l1_5/axes/summary_split.md) | L1.5 | `L1_5_B_univariate_summary` | operational | no | 4 |
| [`t_code_application_log`](l2_5/axes/t_code_application_log.md) | L2.5 | `L2_5_D_cleaning_effect_summary` | operational | no | 3 |
| [`target_geography_scope`](l1/axes/target_geography_scope.md) | L1 | `l1_d` | operational | no | 3 |
| [`target_structure`](l1/axes/target_structure.md) | L1 | `l1_b` | operational | no | 2 |
| [`top_k_features_to_show`](l7/axes/top_k_features_to_show.md) | L7 | `L7_B_output_shape_export` | operational | no | 0 |
| [`training_start_rule`](l4/axes/training_start_rule.md) | L4 | `L4_C_training_window` | operational | yes | 3 |
| [`transform_policy`](l2/axes/transform_policy.md) | L2 | `l2_b` | operational | yes | 3 |
| [`transform_scope`](l2/axes/transform_scope.md) | L2 | `l2_b` | operational | yes | 4 |
| [`tuning_view`](l4_5/axes/tuning_view.md) | L4.5 | `L4_5_D_tuning_history` | operational | no | 4 |
| [`variable_universe`](l1/axes/variable_universe.md) | L1 | `l1_c` | operational | no | 5 |
| [`vintage_policy`](l1/axes/vintage_policy.md) | L1 | `l1_a` | operational | no | 2 |
| [`weights_over_time_method`](l4_5/axes/weights_over_time_method.md) | L4.5 | `L4_5_E_ensemble_diagnostics` | operational | no | 3 |
| [`window_view`](l4_5/axes/window_view.md) | L4.5 | `L4_5_C_window_stability` | operational | no | 5 |