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[fix] Event Strength of Schedule crash and Simulation EPA column #8

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chondl wants to merge 2 commits into from
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[fix] Event Strength of Schedule crash and Simulation EPA column #8

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6e93c47
Fix Strength of Schedule crash when pre-event EPAs are identical
chondl Jul 10, 2026
75151b8
Fix EPA column showing 0 on the event Simulation tab
chondl Jul 10, 2026
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4 changes: 2 additions & 2 deletions frontend/src/pagesContent/event/[event_id]/simulation.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -137,7 +137,7 @@ const SimulationSection = ({ eventId, data }: { eventId: string; data: EventData
rank: i + 1,
num: teamEvent.team,
team: teamEvent?.team_name,
epa: round(teamEvent?.epa?.total_points?.mean ?? 0, 1),
epa: round(teamEvent?.epa?.breakdown?.total_points ?? 0, 1),
rankMean: rankMean[teamEvent.team] ? round(rankMean[teamEvent.team], 2) : "",
rank5: rank5[teamEvent.team] ? round(rank5[teamEvent.team], 2) : "",
rank50: rank50[teamEvent.team] ? round(rank50[teamEvent.team], 2) : "",
Expand All @@ -158,7 +158,7 @@ const SimulationSection = ({ eventId, data }: { eventId: string; data: EventData
return {
num: teamEvent.team,
team: teamEvent?.team_name,
epa: round(teamEvent?.epa?.total_points?.mean ?? 0, 1),
epa: round(teamEvent?.epa?.breakdown?.total_points ?? 0, 1),
rankMean: rankMean[teamEvent.team] ? round(rankMean[teamEvent.team], 2) : "",
RPMean: RPMean[teamEvent.team] ? round(RPMean[teamEvent.team], 2) : "",
...probsObj,
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2 changes: 1 addition & 1 deletion frontend/src/pagesContent/event/[event_id]/worker.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -570,7 +570,7 @@ async function _strengthOfSchedule(data: EventData, simCount: number, postEvent:
currTeamOpponents.length;

const deltaEPA = epaAvg + 2 * avgPartnerEPA - 3 * avgOpponentEPA;
const distrib = Gaussian(0, (epaSd * epaSd * 5) / N);
const distrib = Gaussian(0, (epaSd * epaSd * 5) / N || 1e-9);
const epaPercentile = 1 - distrib.cdf(deltaEPA);

const overallPercentile = (rankPercentile + rpPercentile + epaPercentile) / 3;
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