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  "protocol_descriptions": {
    "point": "Per-point F1, unadjusted",
    "pa": "Point-adjusted F1 (the literature standard)",
    "pa20": "PA applied only when >20% of the window was flagged",
    "pa50": "PA applied only when >50% of the window was flagged",
    "composite": "Point-wise precision + event-wise recall (Garg et al.)"
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}