Main
Middleweight
Rodolfo Vieira vs Armen Petrosyan
UFC Fight Night: Hermansson vs. Pyfer
·Meta Apex
Statlab take
baseline
Clear edge
Confidence: High
Rodolfo Vieira
Armen Petrosyan
65%
35%
Why
73"
Reach
Δ 2"
71"
34
Age
Δ 1y
33
12-5
Career record
Δ 4 pp
10-5
W1
Current streak
W2
6
UFC fights in our DB
4
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
Actual result
Submission · Round 1
Vieira: 6 sig / 3 TD ·
Petrosyan: 9 sig / 0 TD
Rodolfo Vieira
Armen Petrosyan
39
Sig strikes landed
43
90
Sig strikes attempted
83
65
Total strikes landed
67
2.2
Takedowns landed
0.5
7.5
Takedowns attempted
1.0
0.10
Knockdowns
0.20
220s
Control time
83s
Method
Decision
72%
KO/TKO
19%
Submission
9%
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
W1
Rodolfo Vieira
12-5
Career record
Height
72"
Reach
73"
Stance
Orthodox
Age
34
In our database
6 fights · 4-2
Last 5
W
UFC Fight Night: Song vs. Simon
—
L
UFC Fight Night: Tsarukyan vs. …
—
W
UFC Fight Night: Makhachev vs. …
—
L
UFC 258: Usman vs. Burns
—
W
UFC 248: Adesanya vs. Romero
—
Blue corner
W2
Armen Petrosyan
"Superman"
10-5
Career record
Height
75"
Reach
71"
Stance
Orthodox
Age
33
In our database
4 fights · 3-1
Last 4
W
UFC Fight Night: Vettori vs. Ca…
—
W
UFC 280: Oliveira vs. Makhachev
—
L
UFC Fight Night: Dos Anjos vs. …
—
W
UFC Fight Night: Makhachev vs. …
—