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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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Chandler Simpson

Chandler Simpson

OF·TBR
Compare
Compare
PA
441
H
122
HR
0
AVG
.295
xwOBA
.299
PPG
2.26
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
202666275.258.296.305.047.25410.9%5.1%5.8%0141221.85—
2025107441.295
2025 MLB Percentiles

Hitting Profile

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

Expected Results
xwOBA
5
.299
xBA
90
.280
.327
.345
.050
.299
9.8%
4.5%
5.3%
0
43
242
2.26
—
xSLG
0
.320
Quality of Contact
Avg EV
0
82.2
Median EV
0
86.1
90th % EV
1
96.7
Barrel %
0
0.0
Hard-Hit %
1
17.3
Sweet-Spot %
4
30.9
Bat Speed
Avg
1
61.7
Median
2
63.6
90th %
1
68.9
Plate Discipline
Chase %
36
29.7
Whiff %
97
10.2
K %
97
9.8
BB %
4
4.5
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+
105
≈ 69th pctl
Chase cost
-21.7r
248 swings @ bad pitch
Passive cost
-13.7r
267 takes @ hittable pitch
Swing rate
48.2%
1,503 pitches seen
Runs per 100
-2.35
lg avg -2.53
Count
View
24+20%10+0%7443+10%10+29%14+17%24+0%27+5%20+7%14+0%6+33%15-12%50-40%62-29%73-17%53+34%35+65%17+33%21+5%56-32%74-34%62-19%52+61%233+25%16+16%25+10%41+45%31+45%20+33%1235+0%6+25%8+33%6+50%611CATCHER'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