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  • Projections
    In-house Bayesian model · career prior + aging × stuff/discipline signals
  • Plate Discipline
    Decision+ · chase / passive cost · K% · BB%
  • Command & Stuff
    Pitching+ · Stuff+ · Command+ · meatball rate
  • Pitcher Stuff Lab
    In-zone whiff · xwOBAcon · tunnel · deception · count predictability
  • Stuff Model (diag)
    From-scratch XGBoost training runs, feature importance, pitcher grades
  • Expected Points
    Luck-neutral fantasy points · xSLG / xwOBA · ΔPts
  • Hitter Frontier
    Power × discipline tradeoff · Pareto-frontier hitters
  • Pitcher Frontier
    Process × contact-suppression · pound the zone vs limit damage
  • Hitter Vulnerabilities
    Biggest pitch-trait strengths & weaknesses · vs league or vs own
  • AAA Hitters
    Triple-A bats · xwOBA · contact quality · discipline · frontier
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Corey Julks

Corey Julks

H·DET
Compare
Compare
PA
326
H
73
HR
6
AVG
.243
xwOBA
.296
PPG
1.57
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
2025913.250.250.417.167.16223.1%0.0%23.1%0060.67—
202462189.214
2023 MLB Percentiles

Hitting Profile

326 PA — below qualified cutoff. Percentiles vs. qualified pool (faded).

Expected Results
xwOBA
6
.296
xBA
22
.242
.277
.306
.092
.271
26.5%
7.9%
18.6%
3
5
56
0.90
—
202397326.243.296.349.106.29623.0%6.7%16.3%6151521.57—
xSLG
8
.368
Quality of Contact
Avg EV
19
87.9
Median EV
9
89.4
90th % EV
35
104.4
Barrel %
12
4.9
Hard-Hit %
16
36.0
Sweet-Spot %
78
38.2
Bat Speed
Avg
42
70.0
Median
41
71.2
90th %
24
75.0
Plate Discipline
Chase %
33
30.2
Whiff %
40
23.6
K %
30
23.0
BB %
27
6.7
Swing Decisions

Plate Discipline · Decision+

Expected-run-value of every swing-or-take decision, against a league-average batter’s optimum. 100 = avg · 110 = 1 SD better.

Decision+
93
≈ 25th pctl
Chase cost
-27.6r
246 swings @ bad pitch
Passive cost
-10.0r
203 takes @ hittable pitch
Swing rate
45.9%
1,351 pitches seen
Runs per 100
-2.78
lg avg -2.54
Count
View
45+14%7+14%7+0%65+67%12+35%20+21%29+55%22+43%14+17%6+47%15-11%37-18%49-24%54-6%47+44%25+0%9+39%18+13%48-44%78-36%70-27%45+23%22+31%13+38%16+28%39+13%52-5%43+17%23+35%171+10%10+6%17+20%20+10%10+0%821CATCHER'S VIEW
Judgment — swing% vs optimal
−35%−15%0+15%+35%
  • Red cells — swings more than an optimal batter would here (chasing).
  • Blue cells — swings less than optimal (too passive).
  • Number in cell: swing%-delta vs optimal. Top-right: pitches seen.
Total pitches shown: 1,000