{
  "date": "2026-10-26",
  "generated_at": "2026-10-26T23:33:36.064116",
  "artifact_type": "home_run_high_upside_board",
  "description": "Separate high-upside HR board built from the tail-risk layer. It is not a replacement for the core HR board and is not simply highest raw HR probability.",
  "scoring": {
    "formula": "100 * (0.40*uplift_component + 0.30*base_component + 0.20*odds_component + 0.10*active_component)",
    "base_component": "clamp((prob_1_plus_hr - 0.10) / 0.10, 0, 1)",
    "uplift_component": "clamp(tail_uplift / 0.004, 0, 1)",
    "odds_component": "prefers roughly +180 to +450 HR odds with a fade above that",
    "active_component": "1.0 only when tail_layer_active_flag == 1"
  },
  "guardrails": {
    "main_board": {
      "requires_tail_layer_active": true,
      "minimum_base_probability": 0.1,
      "minimum_tail_uplift": 0.0015,
      "minimum_over_odds_if_available": 160
    },
    "watchlist": {
      "minimum_base_probability": 0.075,
      "minimum_tail_uplift": 0.0005,
      "allows_longer_odds_alternatives": true
    }
  },
  "diagnostics": {
    "projection_count": 7,
    "odds_matched_count": 5,
    "tail_active_count": 0,
    "tail_active_rate": 0.0,
    "strict_pool_count": 0,
    "watch_pool_count": 3,
    "fallback_used": true
  },
  "main_board": [],
  "extended_watchlist": [
    {
      "date": "2026-10-26",
      "player_name": "Gary S\u00e1nchez",
      "hitter_name": "Gary S\u00e1nchez",
      "hitter_id": 596142,
      "team": "MIL",
      "team_abbr": "MIL",
      "opponent": "TB",
      "opponent_abbr": "TB",
      "game_id": 849804,
      "lineup_slot": 4,
      "sportsbook": "FanDuel",
      "hr_odds": 450,
      "over_odds": 450,
      "prob_1_plus_hr": 0.1634,
      "expected_home_runs": 0.1784,
      "tail_adjusted_prob_1_plus_hr_v3": 0.1635,
      "tail_uplift": 0.0001,
      "tail_multiplier": 1.0,
      "framing_component": 1.0,
      "tail_layer_active_flag": 0,
      "game_cluster_flag": 0,
      "high_upside_score": 40.02,
      "board_tier": "",
      "reason_for_inclusion": "Playable base HR rate; Long odds with asymmetric upside"
    },
    {
      "date": "2026-10-26",
      "player_name": "Andrew Vaughn",
      "hitter_name": "Andrew Vaughn",
      "hitter_id": 683734,
      "team": "MIL",
      "team_abbr": "MIL",
      "opponent": "TB",
      "opponent_abbr": "TB",
      "game_id": 849804,
      "lineup_slot": 3,
      "sportsbook": "FanDuel",
      "hr_odds": 575,
      "over_odds": 575,
      "prob_1_plus_hr": 0.1758,
      "expected_home_runs": 0.1934,
      "tail_adjusted_prob_1_plus_hr_v3": 0.1759,
      "tail_uplift": 0.0001,
      "tail_multiplier": 1.0,
      "framing_component": 1.0,
      "tail_layer_active_flag": 0,
      "game_cluster_flag": 0,
      "high_upside_score": 36.74,
      "board_tier": "",
      "reason_for_inclusion": "Playable base HR rate; Long odds with asymmetric upside"
    },
    {
      "date": "2026-10-26",
      "player_name": "Brice Turang",
      "hitter_name": "Brice Turang",
      "hitter_id": 668930,
      "team": "MIL",
      "team_abbr": "MIL",
      "opponent": "TB",
      "opponent_abbr": "TB",
      "game_id": 849804,
      "lineup_slot": 5,
      "sportsbook": "DraftKings",
      "hr_odds": 910,
      "over_odds": 910,
      "prob_1_plus_hr": 0.1155,
      "expected_home_runs": 0.1227,
      "tail_adjusted_prob_1_plus_hr_v3": 0.1156,
      "tail_uplift": 0.0001,
      "tail_multiplier": 1.0,
      "framing_component": 1.0,
      "tail_layer_active_flag": 0,
      "game_cluster_flag": 0,
      "high_upside_score": 18.65,
      "board_tier": "",
      "reason_for_inclusion": "Solid enough base HR rate; Long odds with asymmetric upside; Lower-lineup upside profile"
    }
  ],
  "site_preview": {
    "main_board": [],
    "watchlist": [
      {
        "player_name": "Gary S\u00e1nchez",
        "team": "MIL",
        "opponent": "TB",
        "lineup_slot": 4,
        "hr_odds": 450,
        "prob_1_plus_hr": 0.1634,
        "tail_uplift": 0.0001,
        "high_upside_score": 40.02
      },
      {
        "player_name": "Andrew Vaughn",
        "team": "MIL",
        "opponent": "TB",
        "lineup_slot": 3,
        "hr_odds": 575,
        "prob_1_plus_hr": 0.1758,
        "tail_uplift": 0.0001,
        "high_upside_score": 36.74
      },
      {
        "player_name": "Brice Turang",
        "team": "MIL",
        "opponent": "TB",
        "lineup_slot": 5,
        "hr_odds": 910,
        "prob_1_plus_hr": 0.1155,
        "tail_uplift": 0.0001,
        "high_upside_score": 18.65
      }
    ]
  }
}