J. Marrufo

CONFIDENCEC

SAMPLE10matches

CORE COVERAGE100%

WINDOW2026-09-10

REFEREE DNA · 7 DIMENSIONSreferee-dna-v0.1-research

Foul calling21

Fouls called per match relative to referee peers.

Discipline intensity2

Card points per match, with yellow = 1 and red = 3.

Red-card tendency29

Observed red cards per match relative to peers.

Card escalation2

Card points per 20 co-observed fouls.

Late discipline17

Share of observed cards shown from minute 75 onward.

Home-card differential56

Home minus away card points per match. This is an observed differential, not a bias label.

Discipline volatility29

Match-to-match variability in total card points.

EVIDENCE & INTERPRETATIONwhat the profile can and cannot say

Observed cards

23 card events across 10 observed matches; 1 red-card events.

Observed fouls

221 total fouls across 10 matches with complete foul statistics.

Home-card differential

A signed disciplinary difference only. It does not establish intent, favoritism or referee bias.

Peer context

Percentiles compare this referee only with eligible referees in Major League Soccer 2026.

LINEAGEreferee-specific immutable evidence manifest

MODEL: referee-dna-v0.1-research
WINDOW END: 2026-09-10
MANIFEST: referee-source-manifest-v0.1
SOURCE SHA-256: f0dd3bcd8dfc4ec961077da6f27c54f883e3babd3fa1fc925a1b92a48d5d6d93