# Filter the data for the pitcher Eshleman
Eshleman_data <- Sanford64 %>%
filter(Pitcher == "Eshleman, Jack")
# Create a detailed table for each pitch
detailed_pitch_table <- Eshleman_data %>%
select(AutoPitchType, RelSpeed, SpinRate, SpinAxis, HorzBreak, InducedVertBreak, PitchCall) %>%
rename(
ReleaseSpeed = RelSpeed,
Tilt = SpinAxis,
HorizontalBreak = HorzBreak,
InducedVerticalBreak = InducedVertBreak
) %>%
mutate(
ReleaseSpeed = round(ReleaseSpeed, 2),
SpinRate = round(SpinRate, 2),
Tilt = round(Tilt, 2),
HorizontalBreak = round(HorizontalBreak, 2),
InducedVerticalBreak = round(InducedVerticalBreak, 2),
ClockTilt = round((Tilt / 30) %% 12, 1) # Interpret Tilt as clock face
)
# Display the detailed table
knitr::kable(detailed_pitch_table, caption = "Detailed Pitch Table for Eshleman")
Detailed Pitch Table for Eshleman
Four-Seam |
89.83 |
2312.60 |
195.76 |
6.69 |
24.88 |
FoulBallFieldable |
6.5 |
Slider |
85.67 |
2519.44 |
129.48 |
-6.22 |
6.40 |
BallCalled |
4.3 |
Slider |
83.76 |
2483.65 |
117.89 |
-5.56 |
4.31 |
StrikeSwinging |
3.9 |
Slider |
85.27 |
2592.55 |
22.37 |
-2.10 |
-3.48 |
StrikeCalled |
0.7 |
Four-Seam |
91.70 |
2402.07 |
194.93 |
6.43 |
25.36 |
BallCalled |
6.5 |
Four-Seam |
90.88 |
2229.45 |
205.74 |
9.36 |
20.50 |
BallCalled |
6.9 |
Four-Seam |
90.44 |
2295.61 |
195.01 |
6.05 |
23.69 |
BallCalled |
6.5 |
Four-Seam |
90.07 |
2154.86 |
205.08 |
9.59 |
21.60 |
StrikeCalled |
6.8 |
Four-Seam |
91.30 |
2265.90 |
203.38 |
9.02 |
21.94 |
FoulBallNotFieldable |
6.8 |
Four-Seam |
90.76 |
2325.30 |
193.54 |
5.25 |
23.05 |
StrikeSwinging |
6.5 |
Slider |
85.58 |
2553.98 |
183.19 |
0.67 |
13.16 |
StrikeCalled |
6.1 |
Cutter |
86.29 |
2526.26 |
187.89 |
1.96 |
15.31 |
BallCalled |
6.3 |
Slider |
83.79 |
2584.66 |
153.78 |
-4.70 |
10.76 |
FoulBallNotFieldable |
5.1 |
Four-Seam |
90.96 |
2349.17 |
193.60 |
5.03 |
21.83 |
BallCalled |
6.5 |
Curveball |
82.46 |
2577.02 |
358.06 |
0.23 |
-5.60 |
FoulBallNotFieldable |
11.9 |
Slider |
85.92 |
2578.23 |
166.26 |
-1.40 |
6.74 |
InPlay |
5.5 |
Four-Seam |
90.93 |
2363.57 |
215.07 |
12.12 |
18.38 |
InPlay |
7.2 |
Changeup |
85.34 |
1978.93 |
252.82 |
15.38 |
6.02 |
StrikeCalled |
8.4 |
Changeup |
84.39 |
1973.92 |
251.31 |
17.96 |
7.31 |
InPlay |
8.4 |
Four-Seam |
89.79 |
2167.49 |
194.96 |
5.77 |
22.79 |
BallCalled |
6.5 |
Slider |
83.65 |
2467.20 |
192.08 |
2.90 |
14.82 |
StrikeSwinging |
6.4 |
Slider |
85.11 |
2488.42 |
188.32 |
1.32 |
10.24 |
StrikeSwinging |
6.3 |
Slider |
82.87 |
2534.12 |
50.04 |
-7.44 |
-4.88 |
BallCalled |
1.7 |
Four-Seam |
90.64 |
2276.80 |
197.39 |
6.87 |
23.09 |
BallCalled |
6.6 |
Four-Seam |
88.90 |
2189.29 |
188.95 |
3.55 |
23.70 |
FoulBallNotFieldable |
6.3 |
Slider |
83.76 |
2441.74 |
191.37 |
2.11 |
11.62 |
StrikeSwinging |
6.4 |
Four-Seam |
89.79 |
2345.23 |
193.12 |
5.23 |
23.66 |
StrikeCalled |
6.4 |
Slider |
84.71 |
2514.75 |
143.33 |
-3.85 |
6.48 |
BallCalled |
4.8 |
Slider |
83.37 |
2484.54 |
143.92 |
-4.02 |
6.87 |
StrikeSwinging |
4.8 |
Slider |
82.97 |
2602.83 |
37.58 |
-3.26 |
-3.02 |
StrikeSwinging |
1.3 |
Four-Seam |
89.75 |
2329.49 |
197.54 |
7.35 |
24.53 |
BallCalled |
6.6 |
Four-Seam |
89.32 |
2291.35 |
198.22 |
6.89 |
22.22 |
StrikeCalled |
6.6 |
Slider |
83.75 |
2493.93 |
136.06 |
-4.88 |
6.41 |
StrikeCalled |
4.5 |
Slider |
85.22 |
2527.27 |
181.17 |
0.09 |
5.51 |
BallCalled |
6.0 |
Four-Seam |
90.62 |
2346.22 |
190.38 |
4.29 |
24.70 |
InPlay |
6.3 |
Four-Seam |
89.22 |
2330.55 |
191.23 |
4.83 |
25.57 |
BallCalled |
6.4 |
Four-Seam |
88.25 |
2205.38 |
195.06 |
5.91 |
23.30 |
StrikeCalled |
6.5 |
Slider |
83.14 |
2547.36 |
180.75 |
0.14 |
11.98 |
FoulBallNotFieldable |
6.0 |
Four-Seam |
91.02 |
2287.35 |
195.69 |
5.92 |
22.30 |
StrikeSwinging |
6.5 |
Four-Seam |
88.91 |
2227.85 |
212.04 |
11.91 |
20.20 |
StrikeCalled |
7.1 |
Slider |
85.53 |
2482.57 |
175.92 |
-0.58 |
9.15 |
BallCalled |
5.9 |
Curveball |
79.99 |
2489.11 |
352.45 |
0.93 |
-5.83 |
StrikeSwinging |
11.7 |
Four-Seam |
91.22 |
2402.14 |
193.02 |
5.46 |
24.78 |
FoulBallNotFieldable |
6.4 |
Four-Seam |
90.23 |
2314.09 |
199.15 |
8.04 |
24.41 |
FoulBallNotFieldable |
6.6 |
Slider |
85.09 |
2438.64 |
187.58 |
1.32 |
11.06 |
FoulBallNotFieldable |
6.3 |
Changeup |
83.75 |
1997.06 |
244.06 |
16.19 |
9.15 |
FoulBallNotFieldable |
8.1 |
Four-Seam |
89.26 |
2147.52 |
213.97 |
11.14 |
17.67 |
InPlay |
7.1 |
Four-Seam |
88.31 |
2207.96 |
206.34 |
9.40 |
20.22 |
BallCalled |
6.9 |
Slider |
82.81 |
2384.97 |
155.50 |
-3.39 |
8.66 |
StrikeSwinging |
5.2 |
Four-Seam |
88.72 |
2246.26 |
187.93 |
2.78 |
21.14 |
BallCalled |
6.3 |
Four-Seam |
87.71 |
2128.79 |
178.23 |
-0.64 |
21.91 |
InPlay |
5.9 |
# Create a summary table
pitch_summary <- detailed_pitch_table %>%
group_by(AutoPitchType) %>%
summarise(
TotalPitches = n(),
Balls = sum(PitchCall == "BallCalled"),
Strikes = sum(PitchCall != "BallCalled"), # Count everything not a ball as a strike
BallPercentage = sprintf("%.2f%%", Balls / TotalPitches * 100),
StrikePercentage = sprintf("%.2f%%", Strikes / TotalPitches * 100),
AvgVelocity = round(mean(ReleaseSpeed, na.rm = TRUE), 2),
AvgSpinRate = round(mean(SpinRate, na.rm = TRUE), 2),
AvgInducedVertBreak = round(mean(InducedVerticalBreak, na.rm = TRUE), 2),
AvgHorzBreak = round(mean(HorizontalBreak, na.rm = TRUE), 2),
AvgTilt = round(mean(Tilt, na.rm = TRUE), 2),
AvgClockTilt = round(mean(ClockTilt, na.rm = TRUE), 1) # Clock face interpretation
)
# Display the summary table
knitr::kable(pitch_summary, caption = "Summary Pitch Table for Eshleman")
Summary Pitch Table for Eshleman
Changeup |
3 |
0 |
3 |
0.00% |
100.00% |
84.49 |
1983.30 |
7.49 |
16.51 |
249.40 |
8.3 |
Curveball |
2 |
0 |
2 |
0.00% |
100.00% |
81.22 |
2533.06 |
-5.72 |
0.58 |
355.26 |
11.8 |
Cutter |
1 |
1 |
0 |
100.00% |
0.00% |
86.29 |
2526.26 |
15.31 |
1.96 |
187.89 |
6.3 |
Four-Seam |
26 |
10 |
16 |
38.46% |
61.54% |
89.94 |
2274.70 |
22.59 |
6.70 |
197.51 |
6.6 |
Slider |
19 |
5 |
14 |
26.32% |
73.68% |
84.31 |
2511.62 |
6.99 |
-2.04 |
144.03 |
4.8 |
# Prepare data for plotting pitch locations
pitch_location_data <- Eshleman_data %>%
select(AutoPitchType, PlateLocHeight, PlateLocSide, PitchCall) %>%
rename(
PitchHeight = PlateLocHeight,
PitchSide = PlateLocSide
) %>%
mutate(
SwingTake = ifelse(PitchCall %in% c("StrikeSwinging", "FoulBallNonSwinging", "FoulBallFieldable", "FoulBallNotFieldable", "InPlay"), "Swing", "Take"),
Chase = ifelse(SwingTake == "Swing" & (PitchSide < -0.75 | PitchSide > 0.75 | PitchHeight < 1.5 | PitchHeight > 3.5), "Chase", "Non-Chase")
)
# Create the scatter plot with specified strike zone boxes
ggplot(pitch_location_data, aes(x = PitchSide, y = PitchHeight, color = SwingTake, shape = Chase)) +
geom_point(size = 3) + # Increase point size
geom_rect(aes(xmin = -0.5, xmax = 0.5, ymin = 1.75, ymax = 3.25), fill = NA, color = "red", linetype = "solid", size = 1) + # Red box
geom_rect(aes(xmin = -0.75, xmax = 0.75, ymin = 1.5, ymax = 3.5), fill = NA, color = "black", linetype = "solid", size = 1) + # Black box
geom_rect(aes(xmin = -1.25, xmax = 1.25, ymin = 1.25, ymax = 3.75), fill = NA, color = "gray", linetype = "solid", size = 1) + # Gray box
scale_x_continuous(limits = c(-2, 2)) +
scale_y_continuous(limits = c(0, 5)) +
labs(title = "Pitch Locations for Eshleman",
x = "Horizontal Location (feet)",
y = "Vertical Location (feet)",
color = "Swing/Take",
shape = "Chase") +
facet_wrap(~ AutoPitchType) + # Create individual graphs for each pitch type
geom_text(aes(x = -1.75, y = 5, label = "RHH"), color = "black", size = 3, hjust = 0) + # Label for RHH
geom_text(aes(x = 1.75, y = 5, label = "LHH"), color = "black", size = 3, hjust = 1) + # Label for LHH
theme_minimal() +
theme(
legend.position = "right",
panel.grid.major = element_line(color = "grey80"),
panel.grid.minor = element_line(color = "grey90"),
axis.text = element_text(color = "black"),
axis.title = element_text(color = "black"),
plot.title = element_text(color = "black"),
legend.background = element_rect(fill = "white", color = NA),
legend.key = element_rect(fill = "white", color = NA),
legend.text = element_text(color = "black"),
legend.title = element_text(color = "black")
)

# Create the scatter plot for horizontal and vertical breaks
ggplot(detailed_pitch_table, aes(x = HorizontalBreak, y = InducedVerticalBreak, color = AutoPitchType)) +
geom_point(size = 3) + # Increase point size
labs(title = "Pitch Movement for Eshleman",
x = "Horizontal Break (inches)",
y = "Induced Vertical Break (inches)",
color = "Pitch Type") +
theme_minimal() +
theme(
legend.position = "right",
panel.grid.major = element_line(color = "grey80"),
panel.grid.minor = element_line(color = "grey90"),
axis.text = element_text(color = "black"),
axis.title = element_text(color = "black"),
plot.title = element_text(color = "black"),
legend.background = element_rect(fill = "white", color = NA),
legend.key = element_rect(fill = "white", color = NA),
legend.text = element_text(color = "black"),
legend.title = element_text(color = "black")
)
