# Filter the data for the pitcher Harry Meehan
Brian_Foley_data <- data %>%
filter(Pitcher == "Meehan, Harry")
# Create a detailed table for each pitch
detailed_pitch_table <- Brian_Foley_data %>%
select(AutoPitchType, RelSpeed, SpinRate, SpinAxis, HorzBreak, InducedVertBreak, PitchCall, RelHeight, RelSide, Extension) %>%
rename(
ReleaseSpeed = RelSpeed,
Tilt = SpinAxis,
HorizontalBreak = HorzBreak,
InducedVerticalBreak = InducedVertBreak,
ReleaseHeight = RelHeight,
ReleaseSide = RelSide
) %>%
mutate(
ReleaseSpeed = round(ReleaseSpeed, 2),
SpinRate = round(SpinRate, 2),
Tilt = round(Tilt, 2),
HorizontalBreak = round(HorizontalBreak, 2),
InducedVerticalBreak = round(InducedVerticalBreak, 2),
ReleaseHeight = round(ReleaseHeight, 2),
ReleaseSide = round(ReleaseSide, 2),
Extension = round(Extension, 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 Harry Meehan")
Detailed Pitch Table for Harry Meehan
Changeup |
79.20 |
1793.72 |
156.59 |
-7.70 |
19.30 |
BallCalled |
5.54 |
-0.49 |
5.48 |
5.2 |
Changeup |
77.76 |
1821.26 |
159.04 |
-6.57 |
18.77 |
BallCalled |
5.57 |
-0.43 |
5.23 |
5.3 |
Changeup |
79.26 |
1911.94 |
161.35 |
-6.38 |
20.45 |
BallCalled |
5.35 |
-0.51 |
5.47 |
5.4 |
Changeup |
78.41 |
1884.85 |
155.22 |
-6.88 |
16.41 |
BallCalled |
5.42 |
-0.74 |
5.52 |
5.2 |
Changeup |
79.56 |
1893.59 |
162.57 |
-5.05 |
17.62 |
BallCalled |
5.45 |
-0.41 |
5.54 |
5.4 |
Changeup |
78.20 |
1835.69 |
170.64 |
-2.75 |
18.31 |
InPlay |
5.54 |
-0.36 |
5.30 |
5.7 |
Changeup |
78.52 |
1815.00 |
152.53 |
-8.54 |
17.98 |
BallCalled |
5.37 |
-0.27 |
5.72 |
5.1 |
Changeup |
78.03 |
1881.00 |
155.97 |
-7.86 |
19.18 |
BallCalled |
5.31 |
-0.45 |
5.71 |
5.2 |
Changeup |
77.62 |
1881.58 |
148.94 |
-7.95 |
14.68 |
StrikeCalled |
5.24 |
-0.87 |
5.62 |
5.0 |
Changeup |
78.29 |
1831.86 |
153.00 |
-7.32 |
15.87 |
BallCalled |
5.07 |
-0.78 |
6.00 |
5.1 |
Changeup |
77.75 |
1855.95 |
147.77 |
-10.00 |
17.41 |
BallCalled |
5.38 |
-0.66 |
5.59 |
4.9 |
Changeup |
77.72 |
1886.29 |
148.86 |
-8.22 |
15.09 |
FoulBallNotFieldable |
5.18 |
-0.89 |
5.95 |
5.0 |
Curveball |
65.92 |
1974.16 |
280.15 |
10.34 |
0.28 |
BallCalled |
5.22 |
-0.01 |
4.95 |
9.3 |
Curveball |
63.40 |
1968.58 |
277.10 |
11.45 |
0.97 |
BallCalled |
5.27 |
-0.27 |
5.09 |
9.2 |
Changeup |
77.68 |
1863.22 |
149.20 |
-9.68 |
17.74 |
BallCalled |
5.15 |
-0.62 |
5.72 |
5.0 |
Changeup |
77.95 |
1876.22 |
150.35 |
-9.00 |
17.36 |
FoulBallNotFieldable |
5.24 |
-0.31 |
5.59 |
5.0 |
Curveball |
67.94 |
2058.36 |
283.90 |
9.58 |
-0.49 |
FoulBallNotFieldable |
5.33 |
-0.21 |
5.06 |
9.5 |
Changeup |
78.07 |
1856.40 |
155.55 |
-7.80 |
18.75 |
FoulBallNotFieldable |
5.28 |
-0.33 |
5.60 |
5.2 |
Changeup |
77.57 |
1856.06 |
156.42 |
-6.15 |
15.53 |
FoulBallNotFieldable |
5.27 |
-0.33 |
5.51 |
5.2 |
Curveball |
67.20 |
2060.68 |
291.17 |
11.37 |
-2.18 |
InPlay |
5.27 |
-0.17 |
5.18 |
9.7 |
Changeup |
76.76 |
1853.05 |
164.39 |
-3.22 |
13.12 |
StrikeCalled |
5.36 |
-0.19 |
5.80 |
5.5 |
Curveball |
67.28 |
2044.65 |
287.55 |
13.62 |
-1.98 |
BallCalled |
5.36 |
-0.14 |
4.98 |
9.6 |
Changeup |
75.79 |
1848.31 |
145.83 |
-10.49 |
17.23 |
InPlay |
5.32 |
-0.21 |
5.65 |
4.9 |
Changeup |
76.23 |
1707.66 |
149.97 |
-7.63 |
14.94 |
BallCalled |
5.37 |
0.00 |
5.47 |
5.0 |
Changeup |
75.86 |
1821.09 |
159.20 |
-5.16 |
15.31 |
FoulBallNotFieldable |
5.36 |
-0.24 |
5.53 |
5.3 |
Curveball |
66.59 |
2042.52 |
320.01 |
6.36 |
-5.65 |
BallCalled |
5.14 |
-0.26 |
5.43 |
10.7 |
Changeup |
76.39 |
1852.59 |
162.40 |
-4.54 |
15.84 |
BallCalled |
5.21 |
-0.45 |
5.48 |
5.4 |
Changeup |
76.97 |
1893.17 |
153.62 |
-5.77 |
13.16 |
BallCalled |
5.18 |
-0.27 |
5.66 |
5.1 |
Changeup |
77.74 |
1808.86 |
171.60 |
-2.55 |
18.82 |
StrikeCalled |
5.22 |
-0.19 |
5.75 |
5.7 |
Changeup |
75.71 |
1789.03 |
168.88 |
-2.70 |
15.35 |
BallCalled |
5.51 |
0.07 |
5.58 |
5.6 |
Slider |
77.04 |
1918.95 |
164.51 |
-3.48 |
14.06 |
InPlay |
5.23 |
-0.11 |
5.85 |
5.5 |
Slider |
78.65 |
1925.00 |
162.19 |
-4.91 |
16.74 |
StrikeCalled |
5.35 |
0.19 |
5.98 |
5.4 |
Curveball |
68.06 |
2120.94 |
302.32 |
8.31 |
-3.29 |
BallCalled |
5.21 |
-0.05 |
5.38 |
10.1 |
Changeup |
76.72 |
1824.83 |
162.84 |
-4.76 |
16.92 |
BallCalled |
5.29 |
-0.09 |
5.95 |
5.4 |
Changeup |
77.20 |
1908.35 |
164.46 |
-4.73 |
18.52 |
FoulBallNotFieldable |
5.33 |
-0.28 |
5.55 |
5.5 |
Changeup |
77.61 |
1818.79 |
149.11 |
-6.33 |
12.15 |
InPlay |
5.42 |
-0.20 |
5.52 |
5.0 |
Changeup |
77.22 |
1823.15 |
164.74 |
-4.86 |
19.47 |
StrikeCalled |
5.43 |
-0.05 |
5.89 |
5.5 |
Curveball |
66.75 |
2015.30 |
309.32 |
8.89 |
-5.09 |
BallCalled |
5.29 |
-0.19 |
5.20 |
10.3 |
Changeup |
77.61 |
1851.88 |
166.69 |
-3.78 |
17.55 |
BallCalled |
5.17 |
-0.14 |
6.04 |
5.6 |
Changeup |
76.30 |
1829.95 |
168.93 |
-2.94 |
16.76 |
StrikeCalled |
5.32 |
-0.25 |
5.44 |
5.6 |
Curveball |
67.52 |
2081.16 |
277.76 |
12.19 |
0.44 |
BallCalled |
5.17 |
-0.24 |
5.55 |
9.3 |
Changeup |
77.95 |
1848.38 |
163.31 |
-4.91 |
18.01 |
InPlay |
5.29 |
-0.34 |
5.64 |
5.4 |
# Calculate the total number of pitches
total_pitches <- nrow(detailed_pitch_table)
# Create a summary table
pitch_summary <- detailed_pitch_table %>%
group_by(AutoPitchType) %>%
summarise(
TotalPitches = n(),
Usage = sprintf("%.2f%%", n() / total_pitches * 100),
Balls = sum(PitchCall %in% c("BallCalled", "BallinDirt")),
Strikes = sum(!PitchCall %in% c("BallCalled", "BallinDirt")), # 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
AvgReleaseHeight = round(mean(ReleaseHeight, na.rm = TRUE), 2),
AvgReleaseSide = round(mean(ReleaseSide, na.rm = TRUE), 2),
AvgExtension = round(mean(Extension, na.rm = TRUE), 2)
) %>%
select(AutoPitchType, Usage, everything())
# Display the total number of pitches
cat("Total number of pitches thrown: ", total_pitches, "\n")
## Total number of pitches thrown: 42
# Display the summary table
knitr::kable(pitch_summary, caption = "Summary Pitch Table for Harry Meehan")
Summary Pitch Table for Harry Meehan
Changeup |
73.81% |
31 |
16 |
15 |
51.61% |
48.39% |
77.54 |
1845.93 |
16.89 |
-6.20 |
158.06 |
5.3 |
5.33 |
-0.36 |
5.63 |
Curveball |
21.43% |
9 |
7 |
2 |
77.78% |
22.22% |
66.74 |
2040.71 |
-1.89 |
10.23 |
292.14 |
9.7 |
5.25 |
-0.17 |
5.20 |
Slider |
4.76% |
2 |
0 |
2 |
0.00% |
100.00% |
77.84 |
1921.97 |
15.40 |
-4.20 |
163.35 |
5.4 |
5.29 |
0.04 |
5.92 |
# Calculate maximum fastball velocity
max_fb_velocity <- detailed_pitch_table %>%
filter(AutoPitchType %in% c("Four-Seam", "Sinker", "Cutter")) %>%
summarise(MaxFBVelocity = max(ReleaseSpeed, na.rm = TRUE)) %>%
pull(MaxFBVelocity)
# Display the maximum fastball velocity
cat("Harry Meehan maximum FB velocity: ", max_fb_velocity, "mph\n")
## Harry Meehan maximum FB velocity: -Inf mph
# Prepare data for plotting pitch locations
pitch_location_data <- Brian_Foley_data %>%
select(AutoPitchType, PlateLocHeight, PlateLocSide, PitchCall) %>%
rename(
PitchHeight = PlateLocHeight,
PitchSide = PlateLocSide
) %>%
mutate(
SwingTake = ifelse(PitchCall %in% c("StrikeSwinging", "FoulBall", "FoulBallFieldable", "FoulBallNotFieldable", "InPlay"), "Swing", "Take"),
Chase = ifelse(SwingTake == "Swing" & (PitchSide < -0.85 | PitchSide > 0.85 | 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) +
geom_rect(aes(xmin = -0.5, xmax = 0.5, ymin = 1.75, ymax = 3.25), fill = NA, color = "red", linetype = "solid", size = 1) +
geom_rect(aes(xmin = -0.85, xmax = 0.85, ymin = 1.5, ymax = 3.5), fill = NA, color = "black", linetype = "solid", size = 1) +
geom_rect(aes(xmin = -1.25, xmax = 1.25, ymin = 1.25, ymax = 3.75), fill = NA, color = "gray", linetype = "solid", size = 1) +
scale_x_continuous(limits = c(-2, 2)) +
scale_y_continuous(limits = c(0, 5)) +
coord_fixed(ratio = 1) +
labs(title = "Pitch Locations for Harry Meehan",
x = "Horizontal Location (feet)",
y = "Vertical Location (feet)",
color = "Swing/Take",
shape = "Chase") +
facet_wrap(~ AutoPitchType) +
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
scale_x_continuous(limits = c(-25, 25)) + # Set horizontal limits to +/- 25 inches
scale_y_continuous(limits = c(-25, 25)) + # Set vertical limits to +/- 25 inches
labs(title = paste("Pitch Movement"),
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")
)
