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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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Yandy Díaz

Yandy Díaz

1B·TBR
Compare
Compare
PA
651
H
175
HR
25
AVG
.300
xwOBA
.356
PPG
2.75
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
202661263.325.402.537.212.38512.5%8.7%3.8%1212013.30—
2025153651.300
2025 MLB Percentiles

Hitting Profile

Expected Results
xwOBA
74
.356
xBA
95
.288
xSLG
.368
.482
.182
.356
14.1%
8.8%
5.3%
25
3
420
2.75
—
2024149622.280.343.413.133.34015.3%8.0%7.3%1403282.20—
2023145601.329.411.521.192.38415.6%10.8%4.8%2204413.04—
2022148558.296.402.423.127.36810.8%14.0%-3.2%933642.46—
2021145542.255.355.386.131.33915.7%12.7%3.0%1313192.20—
202047139.304.424.383.079.33012.2%16.5%-4.3%20921.96—
201988348.266.343.474.208.35717.5%10.1%7.4%1422302.61—
201838120.312.375.422.110.36315.8%9.2%6.6%10691.82—
201757179.263.354.327.064.33719.6%11.7%7.9%021192.09—
64
.463
Quality of Contact
Avg EV
91
93.0
Median EV
91
96.0
90th % EV
93
109.2
Barrel %
36
8.3
Hard-Hit %
91
52.4
Sweet-Spot %
3
30.8
Bat Speed
Avg
75
72.1
Median
65
73.0
90th %
72
78.5
Plate Discipline
Chase %
71
24.0
Whiff %
88
15.5
K %
85
14.1
BB %
51
8.8
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+
110
≈ 83th pctl
Chase cost
-35.8r
353 swings @ bad pitch
Passive cost
-19.3r
393 takes @ hittable pitch
Swing rate
44.3%
2,529 pitches seen
Runs per 100
-2.18
lg avg -2.53
Count
View
23+9%11+8%1232+30%10-7%14-4%23+18%34+27%26+9%22+0%8+17%18-12%42-38%61-23%52-29%48+16%31+10%10+43%14-7%58-28%67-28%74-22%41+14%22+6%17+36%14+33%33+30%33+31%39+28%18+17%12+0%6+14%14+0%12+22%9+0%6+0%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