{
  "date": "2026-10-24",
  "captured_at": "2026-10-25T03:33:33.456072+00:00",
  "generated_at": "2026-10-24T23:33:34.134760",
  "artifact_type": "home_run_edges",
  "market_type": "home_run_over_0_5",
  "model_version": "home_run_edges_v1_overlay",
  "projection_model_version": "home_run_props_v2_conditional_v2",
  "projection_date": "2026-10-24",
  "probability_calibration_export": {
    "schema": "mithrandir.hr_probability_calibrator",
    "schema_version": 1,
    "calibration_version": "hr_prob_1_plus_logistic_v1_20260810",
    "status": "shadow_export_only",
    "applied": true,
    "source_model_version": "home_run_props_v2_conditional_v2",
    "active_model_version": "home_run_props_v2_conditional_v2",
    "source_field": "prob_1_plus_hr",
    "output_field": "calibrated_prob_1_plus_hr",
    "ranking_source": "prob_1_plus_hr",
    "recommendation_source": "prob_1_plus_hr",
    "website_source": "prob_1_plus_hr",
    "policy": {
      "may_replace_raw": false,
      "may_drive_rankings": false,
      "may_drive_recommendations": false,
      "may_drive_website": false,
      "requires_contract_validation_before_consumption": true
    },
    "fit_contract": {
      "prediction_epoch": "home_run_props_v2_conditional_v2",
      "point_in_time_cutoff_local": "11:00:00",
      "train": {
        "start": "2026-04-04",
        "end": "2026-05-14",
        "days": 17,
        "rows": 3114
      },
      "validation": {
        "start": "2026-05-19",
        "end": "2026-05-26",
        "days": 5,
        "rows": 852
      },
      "untouched_holdout": {
        "start": "2026-05-31",
        "end": "2026-06-18",
        "days": 7,
        "rows": 972,
        "raw_brier": 0.0839676311728395,
        "calibrated_brier": 0.08051768184195375,
        "relative_brier_improvement": 0.04108665783109144,
        "raw_ece": 0.05874423868312757,
        "calibrated_ece": 0.015167291866040421,
        "top_1_set_overlap": 1.0,
        "top_3_set_overlap": 1.0,
        "top_5_set_overlap": 1.0
      }
    },
    "row_count": 9
  },
  "sportsbook_input_summary": {
    "input_type": "manual_sportsbook_input",
    "source_count": 1,
    "row_count": 9,
    "matched_count": 9,
    "unmatched_count": 0
  },
  "assumptions": {
    "methodology": "Sportsbook home run props are matched against the saved Mithrandir home run props artifact. For the common 0.5 HR market, the model over probability is the saved 1+ HR probability and the model under probability is its complement. Raw implied probabilities are calculated directly from American odds, and optional no-vig implied probabilities are computed by renormalizing both sides when both odds are present.",
    "market_handling": {
      "supported_market": "over_0_5_home_runs",
      "one_sided_format": "one_sided_hr",
      "two_sided_format": "two_sided_over_under",
      "model_push_probability": 0.0,
      "matching_order": [
        "hitter_id",
        "normalized_hitter_name_plus_team_abbr_plus_opponent_abbr"
      ]
    },
    "recommendation_thresholds": {
      "threshold_version": "v1_2_calibrated",
      "no_play_edge_threshold_below": 0.025,
      "lean_edge_threshold": 0.025,
      "play_edge_threshold": 0.045,
      "strong_edge_threshold": 0.07
    },
    "parallel_hr_confidence_layer": {
      "status": "available",
      "raw_field": "hr_prob_rf_safe_raw",
      "primary_internal_field": "hr_prob_rf_safe_calibrated_isotonic",
      "secondary_field": "hr_prob_rf_safe_calibrated_logistic",
      "parallel_rf_field": "hr_prob_rf_safe",
      "parallel_catboost_field": "hr_prob_catboost_safe",
      "parallel_hybrid_field": "hr_prob_hybrid_gap_adjusted",
      "parallel_logistic_field": "hr_prob_logistic_classifier",
      "parallel_rf_logistic_anchor_field": "hr_prob_rf_safe_logistic_anchor",
      "parallel_refined_field": "hr_prob_refined",
      "bucket_field": "hr_confidence_bucket",
      "zone_field": "hr_confidence_zone_tag",
      "note": "RF-safe remains the ranking engine. CatBoost-safe, hybrid gap-adjusted, logistic classifier, RF-safe logistic-anchor, and refined probabilities are carried as parallel internal confidence fields only and do not replace the existing edge logic."
    },
    "palantir_anchor_layer": {
      "status": "available",
      "anchor_model": "elastic_net",
      "projection_field": "projected_home_runs_palantir",
      "probability_field": "hr_prob_palantir",
      "confidence_label_field": "palantir_confidence_label",
      "signal_label_field": "palantir_signal_label",
      "support_layers": [
        "projected_home_runs_elastic_net",
        "projected_home_runs_blended_safe",
        "projected_home_runs_baseline"
      ],
      "note": "Palantir is a stable projection-first internal anchor. These fields are additive and do not alter Fangorn ranking or HR edge ordering."
    },
    "value_play_formula": {
      "version": "v2_value_score",
      "limit": 5,
      "formula": "value_score = max(0, (0.50 * edge_component + 0.30 * probability_component + 0.15 * payout_component + 0.05 * lineup_component - longshot_penalty)) * 100",
      "edge_component": "clamp((edge_over - 0.02) / 0.10, 0, 1)",
      "probability_component": "clamp((prob_1_plus_hr - 0.14) / 0.16, 0, 1)",
      "payout_component": "piecewise preference that peaks in the +200 to +350 range and fades above +350",
      "lineup_component": "1.0 if confirmed_lineup_flag else 0.92",
      "longshot_penalty": "0.10 * clamp((0.16 - prob_1_plus_hr) / 0.06, 0, 1) + 0.08 * clamp((over_odds - 400) / 200, 0, 1)",
      "eligibility": {
        "recommended_side": "Over",
        "play_tiers": [
          "Strong",
          "Play",
          "Lean"
        ],
        "plus_money_only": true,
        "minimum_probability": 0.14,
        "extreme_longshot_odds_threshold": 400,
        "extreme_longshot_minimum_probability": 0.2,
        "selection_rule": "Top 5 unique hitters by best value_score row per hitter per date"
      }
    }
  },
  "summary": {
    "total_rows": 9,
    "matched_rows": 9,
    "unmatched_rows": 0,
    "over_recommendation_count": 0,
    "under_recommendation_count": 0,
    "strong_count": 0,
    "play_count": 0,
    "lean_count": 0,
    "no_play_count": 9,
    "average_edge_over": 0.0171,
    "average_edge_under": -0.0548,
    "value_play_count": 0
  },
  "edge_count": 9,
  "edges": [
    {
      "hitter_name": "William Contreras",
      "hitter_id": 661388,
      "team_abbr": "MIL",
      "opponent_abbr": "TB",
      "pitcher_name": "Drew Rasmussen",
      "sportsbook": "DraftKings",
      "timestamp": "2026-10-24T12:00:00",
      "market_type": "home_run_over_0_5",
      "market_format": "two_sided_over_under",
      "recommendation_threshold_version": "v1_2_calibrated",
      "strong_threshold": 0.07,
      "play_threshold": 0.045,
      "lean_threshold": 0.025,
      "line": 0.5,
      "over_odds": 670,
      "under_odds": -955,
      "expected_home_runs": 0.1676,
      "prob_1_plus_hr": 0.1543,
      "calibrated_prob_1_plus_hr": 0.086708,
      "model_over_probability": 0.1543,
      "model_under_probability": 0.8457,
      "model_push_probability": 0.0,
      "implied_over_probability_raw": 0.1299,
      "implied_under_probability_raw": 0.9052,
      "implied_over_probability_novig": 0.1255,
      "implied_under_probability_novig": 0.8745,
      "edge_over": 0.0244,
      "edge_under": -0.0595,
      "recommended_side": "No Play",
      "recommended_edge": 0.0244,
      "play_tier": null,
      "no_play_reason": "Model edge did not clear the minimum threshold.",
      "lineup_slot": 3,
      "lineup_source": "projected",
      "lineup_confidence": "projected",
      "confirmed_lineup_flag": false,
      "likely_starter_flag": true,
      "platoon_risk_flag": false,
      "platoon_role_type": "everyday_regular",
      "estimated_start_probability": 0.9403,
      "availability_status": "ACTIVE",
      "availability_factor": 1.0,
      "active_roster_flag": true,
      "projected_plate_appearances_raw": 4.55,
      "xpa_adjusted_for_platoon": 4.32,
      "opportunity_penalty_reason": "historical_split_blend; strong_historical_slot; same_side_matchup",
      "handedness_matchup": "same_side",
      "pitcher_hr_contact_allowance_multiplier": 0.911,
      "pitch_mix_interaction_score": 110.0,
      "environment_summary": "neutral",
      "hr_multiplier": 0.959,
      "source_file": "shadow_book_lines.csv",
      "matching_method": "hitter_id",
      "projected_home_runs_baseline_season": 18.0,
      "projected_home_runs_rf_safe_season": 18.0,
      "projected_home_runs_catboost_safe_season": null,
      "projected_home_runs_elastic_net_season": null,
      "projected_home_runs_blended_safe_season": 17.03,
      "projected_home_runs_palantir": 17.03,
      "hr_prob_rf_safe": 0.1422,
      "hr_prob_catboost_safe": 0.1543,
      "hr_prob_hybrid_gap_adjusted": 0.1458,
      "hr_prob_logistic_classifier": null,
      "hr_prob_rf_safe_logistic_anchor": 0.1422,
      "hr_prob_valinor_nonstacked_beta": 0.1125,
      "hr_prob_valinor_nonstacked_beta_raw": 0.134,
      "hr_valinor_model_version": "hr_valinor_nonstacked_lgbm_beta_20260525T160439Z",
      "hr_prob_refined": 0.1446,
      "hr_prob_palantir": 0.1466,
      "hr_prob_rf_safe_raw": 0.1543,
      "hr_prob_rf_safe_calibrated_isotonic": 0.1422,
      "hr_prob_rf_safe_calibrated_logistic": 0.1376,
      "hr_edge_palantir": 0.0167,
      "hr_edge_catboost_safe": 0.0244,
      "hr_edge_hybrid_gap_adjusted": 0.0159,
      "hr_edge_logistic_classifier": null,
      "hr_edge_rf_safe_logistic_anchor": 0.0123,
      "hr_edge_valinor_nonstacked_beta": -0.0174,
      "hr_edge_rf_safe_raw": 0.0244,
      "hr_edge_rf_safe_calibrated_isotonic": 0.0123,
      "hr_edge_rf_safe_calibrated_logistic": 0.0077,
      "palantir_confidence_label": "Watch",
      "palantir_signal_label": "Stable Consensus",
      "fangorn_support_tier": "MODERATE_SUPPORT",
      "fangorn_support_label": "Steady Support",
      "fangorn_support_warning_count": 1,
      "fangorn_anchored_support_gap": 0.0,
      "fangorn_anchor_logistic_gap": 0.1422,
      "fangorn_projection_spread_ratio": 0.0,
      "fangorn_logistic_dominance_tier": "MODEL_LIFT",
      "fangorn_logistic_dominance_label": "Model Lift",
      "fangorn_logistic_refined_delta": -0.1446,
      "fangorn_exposure_tier": "CAUTION",
      "fangorn_exposure_label": "Caution",
      "fangorn_confidence_segment_label": "Steady Support + Model Lift",
      "fangorn_exposure_note": "Weakest meaningful shortlist segment in the replay.",
      "damage_tier": "MODERATE_DAMAGE",
      "damage_label": "Moderate Damage",
      "damage_score": 1,
      "damage_rank_bucket": "unranked",
      "damage_note": "Some HR-driven damage support is present, but without elite trust concentration.",
      "suppression_tier": "MILD_SUPPRESSION",
      "suppression_label": "Mild Suppression",
      "suppression_score": 28,
      "suppression_reason_count": 3,
      "suppression_note": "Some drag is present: opportunity penalty, tough contact allowance.",
      "trust_modifier": "DOWNGRADED_TRUST",
      "trust_label": "Downgraded Trust",
      "trust_note": "Support exists, but suppression is materially weakening the trust profile.",
      "hr_confidence_bucket": "Below 25%",
      "hr_confidence_zone_tag": "Watch Zone",
      "hr_confidence_projection_lookup_found": true,
      "edge_abs_rank": 1,
      "edge_direction_rank": null,
      "value_score": null,
      "value_rank": null,
      "value_box_rank": null,
      "value_formula_version": "v2_value_score",
      "model_lane_contract_version": "m3_phase1_home_runs_v1",
      "market_fair_probability": 0.1255,
      "palantir_coverage_status": "production",
      "palantir_source_column": "hr_prob_palantir",
      "palantir_model_version": "home_run_edges_v1_overlay",
      "palantir_projection": 17.03,
      "palantir_expected_home_runs": 17.03,
      "palantir_prob_over": 0.11745693985607421,
      "palantir_hr_prob": 0.1466,
      "palantir_prob_under": 0.8825430601439258,
      "palantir_projection_implied": null,
      "palantir_fair_over_odds": null,
      "palantir_fair_under_odds": null,
      "palantir_gap_pct": -0.008043060143925793,
      "palantir_confidence": "Watch",
      "palantir_p10": null,
      "palantir_p50": null,
      "palantir_p90": null,
      "fangorn_coverage_status": "production",
      "fangorn_source_column": "hr_prob_rf_safe",
      "fangorn_model_version": "home_run_edges_v1_overlay",
      "fangorn_projection": 0.1676,
      "fangorn_expected_home_runs": 0.1676,
      "fangorn_prob_over": 0.12419115599133705,
      "fangorn_hr_prob": 0.1422,
      "fangorn_prob_under": 0.875808844008663,
      "fangorn_projection_implied": null,
      "fangorn_fair_over_odds": null,
      "fangorn_fair_under_odds": null,
      "fangorn_gap_pct": -0.0013088440086629488,
      "fangorn_confidence": "Steady Support + Model Lift",
      "fangorn_signal_label": "Steady Support / Caution",
      "fangorn_p10": null,
      "fangorn_p50": null,
      "fangorn_p90": null,
      "valinor_coverage_status": "production",
      "valinor_source_column": "hr_prob_valinor_nonstacked_beta",
      "valinor_model_version": "home_run_edges_v1_overlay",
      "valinor_projection": null,
      "valinor_expected_home_runs": null,
      "valinor_prob_over": 0.1125,
      "valinor_hr_prob": 0.1125,
      "valinor_prob_under": 0.8875,
      "valinor_projection_implied": null,
      "valinor_fair_over_odds": null,
      "valinor_fair_under_odds": null,
      "valinor_gap_pct": -0.0174,
      "valinor_confidence": null,
      "valinor_signal_label": "Non-stacked LightGBM beta",
      "valinor_p10": null,
      "valinor_p50": null,
      "valinor_p90": null,
      "model_lane_count": 3,
      "model_spread": 0.011691155991337049,
      "model_agreement_label": "aligned",
      "recommended_display_lane": null,
      "palantir_prob_over_training_time": 0.1466,
      "palantir_calibration_status": "recalibrated",
      "palantir_calibration_version": "calibration_20261018T113817Z",
      "palantir_gap_pct_training_time": 0.0167,
      "fangorn_prob_over_training_time": 0.1422,
      "fangorn_calibration_status": "recalibrated",
      "fangorn_calibration_version": "calibration_20261018T114103Z",
      "fangorn_gap_pct_training_time": 0.0123,
      "captured_at": "2026-10-25T03:33:33.456072+00:00"
    },
    {
      "hitter_name": "William Contreras",
      "hitter_id": 661388,
      "team_abbr": "MIL",
      "opponent_abbr": "TB",
      "pitcher_name": "Drew Rasmussen",
      "sportsbook": "FanDuel",
      "timestamp": "2026-10-24T12:00:00",
      "market_type": "home_run_over_0_5",
      "market_format": "two_sided_over_under",
      "recommendation_threshold_version": "v1_2_calibrated",
      "strong_threshold": 0.07,
      "play_threshold": 0.045,
      "lean_threshold": 0.025,
      "line": 0.5,
      "over_odds": 670,
      "under_odds": -1015,
      "expected_home_runs": 0.1676,
      "prob_1_plus_hr": 0.1543,
      "calibrated_prob_1_plus_hr": 0.086708,
      "model_over_probability": 0.1543,
      "model_under_probability": 0.8457,
      "model_push_probability": 0.0,
      "implied_over_probability_raw": 0.1299,
      "implied_under_probability_raw": 0.9103,
      "implied_over_probability_novig": 0.1249,
      "implied_under_probability_novig": 0.8751,
      "edge_over": 0.0244,
      "edge_under": -0.0646,
      "recommended_side": "No Play",
      "recommended_edge": 0.0244,
      "play_tier": null,
      "no_play_reason": "Model edge did not clear the minimum threshold.",
      "lineup_slot": 3,
      "lineup_source": "projected",
      "lineup_confidence": "projected",
      "confirmed_lineup_flag": false,
      "likely_starter_flag": true,
      "platoon_risk_flag": false,
      "platoon_role_type": "everyday_regular",
      "estimated_start_probability": 0.9403,
      "availability_status": "ACTIVE",
      "availability_factor": 1.0,
      "active_roster_flag": true,
      "projected_plate_appearances_raw": 4.55,
      "xpa_adjusted_for_platoon": 4.32,
      "opportunity_penalty_reason": "historical_split_blend; strong_historical_slot; same_side_matchup",
      "handedness_matchup": "same_side",
      "pitcher_hr_contact_allowance_multiplier": 0.911,
      "pitch_mix_interaction_score": 110.0,
      "environment_summary": "neutral",
      "hr_multiplier": 0.959,
      "source_file": "shadow_book_lines.csv",
      "matching_method": "hitter_id",
      "projected_home_runs_baseline_season": 18.0,
      "projected_home_runs_rf_safe_season": 18.0,
      "projected_home_runs_catboost_safe_season": null,
      "projected_home_runs_elastic_net_season": null,
      "projected_home_runs_blended_safe_season": 17.03,
      "projected_home_runs_palantir": 17.03,
      "hr_prob_rf_safe": 0.1422,
      "hr_prob_catboost_safe": 0.1543,
      "hr_prob_hybrid_gap_adjusted": 0.1458,
      "hr_prob_logistic_classifier": null,
      "hr_prob_rf_safe_logistic_anchor": 0.1422,
      "hr_prob_valinor_nonstacked_beta": 0.1125,
      "hr_prob_valinor_nonstacked_beta_raw": 0.134,
      "hr_valinor_model_version": "hr_valinor_nonstacked_lgbm_beta_20260525T160439Z",
      "hr_prob_refined": 0.1446,
      "hr_prob_palantir": 0.1466,
      "hr_prob_rf_safe_raw": 0.1543,
      "hr_prob_rf_safe_calibrated_isotonic": 0.1422,
      "hr_prob_rf_safe_calibrated_logistic": 0.1376,
      "hr_edge_palantir": 0.0167,
      "hr_edge_catboost_safe": 0.0244,
      "hr_edge_hybrid_gap_adjusted": 0.0159,
      "hr_edge_logistic_classifier": null,
      "hr_edge_rf_safe_logistic_anchor": 0.0123,
      "hr_edge_valinor_nonstacked_beta": -0.0174,
      "hr_edge_rf_safe_raw": 0.0244,
      "hr_edge_rf_safe_calibrated_isotonic": 0.0123,
      "hr_edge_rf_safe_calibrated_logistic": 0.0077,
      "palantir_confidence_label": "Watch",
      "palantir_signal_label": "Stable Consensus",
      "fangorn_support_tier": "MODERATE_SUPPORT",
      "fangorn_support_label": "Steady Support",
      "fangorn_support_warning_count": 1,
      "fangorn_anchored_support_gap": 0.0,
      "fangorn_anchor_logistic_gap": 0.1422,
      "fangorn_projection_spread_ratio": 0.0,
      "fangorn_logistic_dominance_tier": "MODEL_LIFT",
      "fangorn_logistic_dominance_label": "Model Lift",
      "fangorn_logistic_refined_delta": -0.1446,
      "fangorn_exposure_tier": "CAUTION",
      "fangorn_exposure_label": "Caution",
      "fangorn_confidence_segment_label": "Steady Support + Model Lift",
      "fangorn_exposure_note": "Weakest meaningful shortlist segment in the replay.",
      "damage_tier": "MODERATE_DAMAGE",
      "damage_label": "Moderate Damage",
      "damage_score": 1,
      "damage_rank_bucket": "unranked",
      "damage_note": "Some HR-driven damage support is present, but without elite trust concentration.",
      "suppression_tier": "MILD_SUPPRESSION",
      "suppression_label": "Mild Suppression",
      "suppression_score": 28,
      "suppression_reason_count": 3,
      "suppression_note": "Some drag is present: opportunity penalty, tough contact allowance.",
      "trust_modifier": "DOWNGRADED_TRUST",
      "trust_label": "Downgraded Trust",
      "trust_note": "Support exists, but suppression is materially weakening the trust profile.",
      "hr_confidence_bucket": "Below 25%",
      "hr_confidence_zone_tag": "Watch Zone",
      "hr_confidence_projection_lookup_found": true,
      "edge_abs_rank": 2,
      "edge_direction_rank": null,
      "value_score": null,
      "value_rank": null,
      "value_box_rank": null,
      "value_formula_version": "v2_value_score",
      "model_lane_contract_version": "m3_phase1_home_runs_v1",
      "market_fair_probability": 0.1249,
      "palantir_coverage_status": "production",
      "palantir_source_column": "hr_prob_palantir",
      "palantir_model_version": "home_run_edges_v1_overlay",
      "palantir_projection": 17.03,
      "palantir_expected_home_runs": 17.03,
      "palantir_prob_over": 0.11745693985607421,
      "palantir_hr_prob": 0.1466,
      "palantir_prob_under": 0.8825430601439258,
      "palantir_projection_implied": null,
      "palantir_fair_over_odds": null,
      "palantir_fair_under_odds": null,
      "palantir_gap_pct": -0.007443060143925789,
      "palantir_confidence": "Watch",
      "palantir_p10": null,
      "palantir_p50": null,
      "palantir_p90": null,
      "fangorn_coverage_status": "production",
      "fangorn_source_column": "hr_prob_rf_safe",
      "fangorn_model_version": "home_run_edges_v1_overlay",
      "fangorn_projection": 0.1676,
      "fangorn_expected_home_runs": 0.1676,
      "fangorn_prob_over": 0.12419115599133705,
      "fangorn_hr_prob": 0.1422,
      "fangorn_prob_under": 0.875808844008663,
      "fangorn_projection_implied": null,
      "fangorn_fair_over_odds": null,
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}