NRL | Round 3

alphr.com.au

NZL
Warriors
VS
SYD
Roosters
GO MEDIA STADIUM, AUCKLAND • FRIDAY 21 MAR, 6:00 PM
🏁

AI Referee Insights

Ashley Klein officiated this match (379 career games). The combined score of 20 points was 23 points below Ashley Klein's career average of 43. Warriors bucked the trend — Roosters historically win 60% of games under Ashley Klein, but couldn't convert that edge today. Warriors's home victory fits Ashley Klein's profile — home teams win 60% of the time under this referee.

Based on referee career statistics • Post-match analysis

AI Game Review

Our model correctly predicted Warriors to win at 55% probability. The predicted margin of 3.3 was reasonable against the actual 8-point result. The game's 20 points came in 24 points lower than the predicted 44. Warriors trailed 4–6 at half-time before staging a second-half comeback to win 14–6. A clean sweep — all 3 model picks hit for this match.

Model vs actual outcomes • Post-match analysis

Win Probability

AI Win Probability

55%WarriorsFavourite

Warriors

55%

Roosters

45%

AI Match Overview

Warriors hold the advantage at 55% win probability, though Roosters are far from out of this at 45%. Both sides are evenly matched across the key prediction factors, which explains the tight margin between them. Roosters carry a 95-point ELO rating advantage (1537 vs 1441). The margin model predicts Warriors by 3.3 points with a combined total of 44.

Generated from model features • Pre-kick-off analysis

Edge Analysis

1 ACTIVE EDGE

Each market is predicted by an independent model — H2H, margin, and totals may occasionally disagree.

H2H Recommendation

Warriors to Win @1.74

Winner ✓

Edge

+2.4%

Line / Spread

Warriors -2.5 @1.91

Winner ✓

Edge

+2.4%

Total Points

Under 50.5 @1.91

Winner ✓

Edge

+16.9%

Form & History

TeamLast 5Avg Pts
Warriors
WWLLL
20.4
Roosters
WWLLL
24.0

Avg Conceded

26.4

Warriors

35.2

Roosters

Avg Margin

-6.0

Warriors

-11.2

Roosters

Run Metres

1643

Warriors

1450

Roosters

Line Breaks

4.4

Warriors

5.0

Roosters

Referee IndicatorAI
Favours Roosters
Ashley Klein379 games since 2010

Each team's win rate when Ashley Klein refs their game (vs any opponent, all seasons)

NZL
33%11W 22L
SYD
60%41W 27L

When Ashley Klein officiates, Roosters have won 41 of 68 games (60%) vs any opponent — significantly stronger than Warriors's 11 from 33 (33%). That's a 27‑point gap across all seasons. His games average 43.5 pts, sitting close to the league average. Home teams win 60% of his matches (vs ~52% league avg), which could give Warriors an additional edge at home.

Avg Total

43.5 pts

Home Win %

60%

Home Bias

Leans home

H2H History (Last 5)Roosters lead 4-1
Mar 2026NZL 42 - 18 SYD
May 2024NZL 18 - 38 SYD
May 2023NZL 0 - 14 SYD
Mar 2023NZL 12 - 20 SYD
Apr 2022NZL 14 - 22 SYD
Prediction BreakdownPure Alpha Model

ELO–Market Disagreement

Roosters hold the ELO advantage (1537 vs 1441), but the market favours Warriors (@1.74).

The model sides with the market — other factors override the ELO gap.

📊Team ELO Ratings

NZL
1441Overall1537
SYD
ELO difference: -95 in favour of Roosters

🏈Positional Matchups

Player ELO aggregated by position group — higher = stronger unit

1002Forwards1027
Best: 1278SYD +26Best: 1285
976Backs1091
Best: 1089SYD +115Best: 1157
1314Halves1095
Best: 1314NZL +219Best: 1095
1273Hooker1200
NZL +73

📈Recent Form (Last 5)

NZL
Stat
SYD
2.0
Wins (Last 5)
2.0
20.4pts
Avg Score
24.0pts
26.4pts
Avg Conceded
35.2pts
-6.0pts
Avg Margin
-11.2pts
1642.6m
Run Metres
1450.2m
4.4
Line Breaks
5.0
332.2
Tackles
347.2
9.8
Errors
9.6

🔑Key Prediction Factors

What the model weighted most in this prediction

1
ELO Difference14.0%
Roosters
2
Forward Pack12.0%
Roosters
3
Backline Quality10.0%
Roosters
4
Halves Control9.0%
Warriors
5
Recent Win Rate9.0%
6
Referee Tendency7.0%
Warriors
7
Venue Advantage7.0%
Warriors

Model Confidence

55%

Warriors predicted to win by 3 points

Predicted total: 44 · Line: +3.3

3/3 match predictions correct
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