# Filter the data for the pitcher Keegan Burke
Brian_Foley_data <- data %>%
filter(Pitcher == "Burke, Keegan")
# 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 Keegan Burke")
Detailed Pitch Table for Keegan Burke
Four-Seam |
86.93 |
2128.47 |
199.86 |
6.07 |
17.98 |
BallCalled |
6.17 |
0.95 |
6.11 |
6.7 |
Four-Seam |
86.73 |
2101.34 |
204.44 |
6.63 |
15.72 |
FoulBallNotFieldable |
6.18 |
0.99 |
5.99 |
6.8 |
Slider |
80.28 |
2186.19 |
123.81 |
-2.50 |
3.04 |
StrikeSwinging |
5.86 |
1.26 |
5.58 |
4.1 |
Slider |
81.11 |
2268.76 |
113.17 |
-5.96 |
4.02 |
BallCalled |
5.75 |
1.37 |
5.64 |
3.8 |
Four-Seam |
87.29 |
2176.14 |
197.44 |
5.57 |
19.01 |
BallCalled |
6.14 |
0.87 |
6.10 |
6.6 |
Four-Seam |
87.43 |
2183.89 |
190.48 |
2.67 |
15.73 |
FoulBallNotFieldable |
6.11 |
0.94 |
6.14 |
6.3 |
Slider |
80.37 |
2221.39 |
148.03 |
-2.43 |
5.18 |
InPlay |
5.89 |
1.41 |
5.59 |
4.9 |
Slider |
78.37 |
2112.40 |
137.59 |
-0.91 |
2.47 |
BallCalled |
5.81 |
0.90 |
5.84 |
4.6 |
Four-Seam |
85.07 |
2085.49 |
198.90 |
5.40 |
17.06 |
StrikeCalled |
6.21 |
0.70 |
6.08 |
6.6 |
Slider |
80.18 |
2139.65 |
121.77 |
-4.70 |
4.29 |
StrikeSwinging |
5.84 |
0.99 |
5.85 |
4.1 |
Curveball |
77.63 |
2279.22 |
11.75 |
-2.61 |
-10.99 |
BallCalled |
6.18 |
0.83 |
5.75 |
0.4 |
Four-Seam |
86.52 |
2174.30 |
197.72 |
5.12 |
17.27 |
FoulBallNotFieldable |
6.12 |
0.61 |
6.10 |
6.6 |
Curveball |
78.78 |
2262.88 |
357.99 |
0.36 |
-8.75 |
InPlay |
6.04 |
1.05 |
5.53 |
11.9 |
Four-Seam |
86.75 |
1960.75 |
211.94 |
7.09 |
12.45 |
StrikeCalled |
6.16 |
0.56 |
6.11 |
7.1 |
Slider |
81.78 |
2181.39 |
104.92 |
-4.48 |
2.62 |
InPlay |
5.81 |
1.03 |
5.74 |
3.5 |
Four-Seam |
86.05 |
2055.12 |
200.77 |
5.59 |
15.91 |
StrikeCalled |
6.19 |
0.92 |
6.03 |
6.7 |
Slider |
82.06 |
2268.88 |
142.06 |
-4.07 |
6.42 |
BallCalled |
5.76 |
1.25 |
5.62 |
4.7 |
Slider |
81.79 |
2084.27 |
87.24 |
-0.44 |
1.33 |
BallCalled |
5.80 |
1.23 |
5.82 |
2.9 |
Four-Seam |
86.76 |
2151.73 |
207.19 |
8.87 |
18.50 |
BallCalled |
6.20 |
0.83 |
5.79 |
6.9 |
Four-Seam |
86.25 |
2131.46 |
204.94 |
8.08 |
18.61 |
InPlay |
6.11 |
0.88 |
5.89 |
6.8 |
Four-Seam |
86.03 |
2226.99 |
194.87 |
4.51 |
18.18 |
BallCalled |
6.08 |
0.38 |
6.30 |
6.5 |
Slider |
81.13 |
2186.58 |
185.07 |
0.28 |
4.43 |
BallCalled |
5.78 |
1.05 |
5.84 |
6.2 |
Four-Seam |
87.17 |
2099.50 |
201.27 |
6.09 |
16.75 |
BallCalled |
6.08 |
0.54 |
6.03 |
6.7 |
Slider |
81.70 |
2224.80 |
127.60 |
-4.30 |
4.57 |
StrikeCalled |
5.81 |
1.00 |
5.75 |
4.3 |
Slider |
79.88 |
2199.77 |
109.33 |
-4.35 |
2.85 |
StrikeCalled |
5.90 |
1.08 |
5.76 |
3.6 |
Four-Seam |
86.47 |
1940.68 |
195.24 |
4.28 |
16.86 |
FoulBallNotFieldable |
6.10 |
0.46 |
6.10 |
6.5 |
Four-Seam |
86.55 |
2143.98 |
184.58 |
1.53 |
20.39 |
BallCalled |
6.16 |
0.60 |
5.81 |
6.2 |
Slider |
81.44 |
2205.98 |
132.94 |
-6.26 |
7.28 |
BallCalled |
5.89 |
1.39 |
5.56 |
4.4 |
Four-Seam |
86.56 |
2172.14 |
199.01 |
4.93 |
15.56 |
FoulBallNotFieldable |
6.10 |
0.79 |
6.14 |
6.6 |
Four-Seam |
86.72 |
2240.35 |
203.88 |
6.55 |
16.07 |
BallCalled |
6.03 |
0.68 |
6.20 |
6.8 |
Four-Seam |
86.13 |
2186.93 |
195.37 |
4.62 |
18.01 |
InPlay |
6.06 |
0.81 |
6.19 |
6.5 |
# 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: 31
# Display the summary table
knitr::kable(pitch_summary, caption = "Summary Pitch Table for Keegan Burke")
Summary Pitch Table for Keegan Burke
Curveball |
6.45% |
2 |
1 |
1 |
50.00% |
50.00% |
78.20 |
2271.05 |
-9.87 |
-1.12 |
184.87 |
6.2 |
6.11 |
0.94 |
5.64 |
Four-Seam |
54.84% |
17 |
7 |
10 |
41.18% |
58.82% |
86.55 |
2127.02 |
17.06 |
5.51 |
199.29 |
6.6 |
6.13 |
0.74 |
6.07 |
Slider |
38.71% |
12 |
6 |
6 |
50.00% |
50.00% |
80.84 |
2190.00 |
4.04 |
-3.34 |
127.79 |
4.3 |
5.82 |
1.16 |
5.72 |
# 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("Keegan Burke maximum FB velocity: ", max_fb_velocity, "mph\n")
## Keegan Burke maximum FB velocity: 87.43 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 Keegan Burke",
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")
)
