Back to UFC 184: Rousey vs Zingano
Prelims1 Bantamweight

Roman Salazar vs Norifumi Yamamoto

UFC 184: Rousey vs Zingano ·Staples Center

Statlab take

baseline
Toss-up Confidence: High
Roman Salazar
Norifumi Yamamoto
50% 50%
Why
27
Age
Δ 11y
38
10-7
Career record
Δ 13 pp
18-7
L1
Current streak
L3
1
UFC fights in our DB
3

Logistic-regression model trained on ~5,000 UFC/DWCS fights since 2016 (71.9% test accuracy). The "Why" panel shows interpretable inputs; the headline probability comes from the model.

Statlab projections

Method classifier: 0.55 accuracy on 2083 fights
Actual result
Could Not Continue · Round 2
Salazar: 16 sig / 1 TD · Yamamoto: 19 sig / 0 TD
Roman Salazar
Norifumi Yamamoto
26
Sig strikes landed
26
55
Sig strikes attempted
35
34
Total strikes landed
50
0.5
Takedowns landed
2.0
1.0
Takedowns attempted
3.9
0.30
Knockdowns
0.20
76s
Control time
268s
Method
Decision
26%
KO/TKO
38%
Submission
36%

Stat regressor (GBT MultiOutput) trained on 8348 fighter-fight rows. Per-stat MAE vs naive-mean baseline: SigStrikesLanded: 25.4 (naive 28.2); SigStrikesAttempted: 52.3 (naive 59.4); TakedownsLanded: 1.1 (naive 1.3); TakedownsAttempted: 2.5 (naive 3.0); Knockdowns: 0.3 (naive 0.3); ControlTimeSeconds: 113.9 (naive 131.8); TotalStrikesLanded: 33.8 (naive 37.1).

Red corner
L1

Roman Salazar

"El Gallito"
10-7 (1 NC)
Career record
Height
67"
Stance
Orthodox
Age
27
In our database 1 fight · 0-1
Last 1
L UFC Fight Night: MacDonald vs S…
Blue corner
L3

Norifumi Yamamoto

"Kid"
18-7 (2 NC)
Career record
Height
64"
Reach
66"
Stance
Southpaw
Age
38
In our database 3 fights · 0-3
Last 3
L UFC 144: Edgar vs Henderson
L UFC on FOX: Velasquez vs Dos Sa…
L UFC 126: Silva vs Belfort