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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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Ke'Bryan Hayes

Ke'Bryan Hayes

3B·CIN
Compare
Compare
PA
570
H
124
HR
5
AVG
.235
xwOBA
.283
PPG
1.33
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
202637128.142.195.225.083.31215.6%6.3%9.3%21310.84—
2025153570.235
2025 MLB Percentiles

Hitting Profile

Expected Results
xwOBA
0
.283
xBA
25
.239
xSLG
.290
.306
.071
.283
19.5%
6.3%
13.2%
5
13
203
1.33
—
2024101396.233.286.290.057.28618.9%5.8%13.1%4111351.34—
2023128526.271.310.453.182.32319.8%5.3%14.5%15102982.33—
2022137563.242.314.343.101.30521.7%8.5%13.2%7202251.64—
2021102396.257.317.373.116.29322.0%7.8%14.2%691921.88—
20202495.376.442.682.306.37021.1%9.5%11.6%51773.21—
3
.342
Quality of Contact
Avg EV
31
89.0
Median EV
36
92.5
90th % EV
20
103.6
Barrel %
7
4.5
Hard-Hit %
34
42.3
Sweet-Spot %
7
31.8
Bat Speed
Avg
38
69.7
Median
34
70.8
90th %
26
75.1
Plate Discipline
Chase %
49
26.8
Whiff %
77
18.0
K %
55
19.5
BB %
20
6.3
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+
98
≈ 41th pctl
Chase cost
-36.1r
349 swings @ bad pitch
Passive cost
-20.4r
366 takes @ hittable pitch
Swing rate
43.9%
2,169 pitches seen
Runs per 100
-2.61
lg avg -2.53
Count
View
122+57%73114+0%8+8%12+7%15+16%19+20%10+0%6+65%17-19%32-32%47-24%66-20%41+62%26+25%12+43%30-7%54-38%86-39%83-33%52+32%25+27%15+19%26+27%33+12%43+3%33+28%29+13%16+0%6+9%11+11%9+15%20+8%13322CATCHER'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