# Filter the data for the pitcher Jacob Lapham
Brian_Foley_data <- data %>%
filter(Pitcher == "Lapham, Jacob")
# 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 Jacob Lapham")
Detailed Pitch Table for Jacob Lapham
Sinker |
89.45 |
2120.79 |
247.40 |
16.96 |
8.14 |
BallCalled |
5.06 |
2.04 |
5.74 |
8.2 |
Sinker |
89.89 |
2177.93 |
234.49 |
19.16 |
14.84 |
InPlay |
5.32 |
1.73 |
5.61 |
7.8 |
Curveball |
77.44 |
2141.69 |
58.96 |
-6.15 |
-2.26 |
StrikeCalled |
4.97 |
2.00 |
5.54 |
2.0 |
Sinker |
90.46 |
2083.00 |
251.00 |
18.61 |
7.47 |
FoulBallNotFieldable |
5.14 |
1.96 |
5.66 |
8.4 |
Slider |
77.15 |
2124.68 |
124.47 |
-4.78 |
4.82 |
StrikeSwinging |
4.99 |
1.98 |
5.61 |
4.1 |
Slider |
77.64 |
2126.42 |
121.95 |
-4.81 |
4.40 |
StrikeCalled |
4.93 |
1.97 |
5.54 |
4.1 |
Sinker |
91.58 |
2261.38 |
244.12 |
19.31 |
10.40 |
BallCalled |
5.26 |
1.75 |
NA |
8.1 |
Curveball |
77.05 |
2210.85 |
66.94 |
-6.90 |
-1.51 |
StrikeCalled |
4.95 |
2.06 |
5.51 |
2.2 |
Slider |
78.45 |
2186.46 |
138.90 |
-3.54 |
5.44 |
BallinDirt |
5.08 |
1.90 |
5.59 |
4.6 |
Sinker |
90.66 |
2132.32 |
237.41 |
17.56 |
12.29 |
StrikeCalled |
5.23 |
1.92 |
5.71 |
7.9 |
Sinker |
91.98 |
2245.26 |
254.27 |
20.92 |
6.93 |
FoulBallNotFieldable |
5.15 |
2.06 |
5.51 |
8.5 |
Sinker |
90.65 |
2140.83 |
254.02 |
19.01 |
6.57 |
BallCalled |
5.27 |
2.04 |
5.33 |
8.5 |
Slider |
76.45 |
2127.06 |
106.39 |
-3.74 |
2.66 |
FoulBallNotFieldable |
5.10 |
2.02 |
5.57 |
3.5 |
Sinker |
91.18 |
2141.83 |
252.94 |
19.13 |
7.02 |
BallCalled |
5.27 |
1.85 |
5.42 |
8.4 |
Sinker |
90.93 |
2180.03 |
249.76 |
20.05 |
8.51 |
FoulBallNotFieldable |
5.17 |
2.01 |
5.42 |
8.3 |
Curveball |
76.13 |
1887.22 |
86.17 |
-3.13 |
1.30 |
FoulBallNotFieldable |
5.00 |
2.06 |
5.77 |
2.9 |
Sinker |
90.83 |
2163.76 |
225.70 |
14.65 |
15.42 |
FoulBallNotFieldable |
5.35 |
1.83 |
5.25 |
7.5 |
Curveball |
77.39 |
2150.86 |
107.14 |
-7.39 |
3.89 |
BallCalled |
4.95 |
2.19 |
5.49 |
3.6 |
Sinker |
90.15 |
2147.08 |
245.49 |
18.67 |
9.67 |
InPlay |
5.17 |
2.12 |
5.64 |
8.2 |
Curveball |
75.67 |
2098.28 |
67.02 |
-6.16 |
-0.70 |
BallCalled |
4.98 |
1.69 |
5.57 |
2.2 |
Sinker |
88.82 |
2079.64 |
254.96 |
18.33 |
6.14 |
StrikeSwinging |
5.13 |
1.60 |
5.69 |
8.5 |
Curveball |
76.50 |
2178.44 |
68.50 |
-6.48 |
-0.74 |
StrikeCalled |
5.01 |
1.63 |
5.51 |
2.3 |
Slider |
76.43 |
2114.96 |
106.27 |
-2.97 |
2.53 |
StrikeSwinging |
4.98 |
1.55 |
5.57 |
3.5 |
Curveball |
76.34 |
2065.05 |
68.84 |
-5.26 |
-0.22 |
BallCalled |
5.02 |
1.61 |
5.60 |
2.3 |
Sinker |
90.24 |
2150.24 |
260.43 |
19.16 |
4.36 |
StrikeSwinging |
5.19 |
1.46 |
5.83 |
8.7 |
Sinker |
89.97 |
2099.90 |
249.79 |
18.52 |
7.98 |
BallCalled |
5.19 |
1.39 |
5.92 |
8.3 |
Curveball |
75.60 |
2146.37 |
75.17 |
-8.98 |
-0.70 |
StrikeCalled |
4.99 |
1.59 |
5.37 |
2.5 |
Curveball |
76.43 |
2090.53 |
65.14 |
-8.92 |
-2.32 |
FoulBallNotFieldable |
4.95 |
1.70 |
5.38 |
2.2 |
Sinker |
90.19 |
2123.54 |
227.73 |
16.30 |
15.89 |
StrikeSwinging |
5.18 |
1.63 |
5.51 |
7.6 |
Sinker |
90.46 |
2057.50 |
251.47 |
17.22 |
6.81 |
BallCalled |
5.17 |
1.63 |
5.41 |
8.4 |
Curveball |
76.56 |
2180.55 |
88.79 |
-10.32 |
1.25 |
BallCalled |
5.09 |
1.75 |
5.34 |
3.0 |
Sinker |
89.82 |
2098.03 |
254.80 |
19.49 |
6.33 |
BallCalled |
5.23 |
1.69 |
5.99 |
8.5 |
Sinker |
87.89 |
2087.54 |
228.63 |
15.24 |
14.50 |
BallCalled |
5.06 |
1.76 |
5.70 |
7.6 |
Sinker |
89.65 |
2106.05 |
248.31 |
16.62 |
7.74 |
StrikeCalled |
5.20 |
1.86 |
5.80 |
8.3 |
Slider |
77.83 |
2050.79 |
94.61 |
-5.66 |
2.14 |
StrikeCalled |
5.11 |
1.66 |
5.51 |
3.2 |
Slider |
74.56 |
2059.05 |
113.77 |
-3.84 |
3.24 |
BallCalled |
5.09 |
1.70 |
5.62 |
3.8 |
Sinker |
88.42 |
2049.63 |
253.02 |
16.70 |
6.20 |
BallCalled |
5.17 |
1.66 |
5.67 |
8.4 |
Sinker |
87.87 |
2095.74 |
228.86 |
14.44 |
13.85 |
BallCalled |
5.16 |
1.58 |
5.66 |
7.6 |
Curveball |
76.19 |
2126.74 |
65.07 |
-6.03 |
-1.22 |
FoulBallNotFieldable |
4.93 |
1.48 |
5.75 |
2.2 |
Sinker |
88.21 |
2116.90 |
220.41 |
12.14 |
15.52 |
FoulBallNotFieldable |
5.13 |
1.67 |
5.99 |
7.3 |
Sinker |
90.39 |
2238.29 |
230.19 |
16.43 |
14.89 |
InPlay |
5.16 |
1.56 |
5.64 |
7.7 |
Curveball |
75.16 |
2038.83 |
82.79 |
-6.61 |
0.90 |
StrikeCalled |
5.03 |
1.89 |
5.51 |
2.8 |
Sinker |
88.85 |
2092.34 |
254.55 |
17.65 |
6.00 |
StrikeCalled |
5.04 |
1.95 |
5.79 |
8.5 |
Sinker |
87.68 |
2110.57 |
232.19 |
15.68 |
13.34 |
BallCalled |
5.02 |
1.77 |
5.88 |
7.7 |
Sinker |
91.33 |
2249.50 |
230.99 |
17.50 |
15.30 |
BallCalled |
5.33 |
1.29 |
5.59 |
7.7 |
Curveball |
75.70 |
1973.11 |
104.18 |
-3.35 |
2.32 |
BallCalled |
5.08 |
1.32 |
5.54 |
3.5 |
Sinker |
90.34 |
2081.01 |
255.68 |
18.31 |
5.75 |
StrikeSwinging |
5.19 |
1.71 |
5.59 |
8.5 |
Sinker |
89.74 |
2110.95 |
231.70 |
17.50 |
14.99 |
BallCalled |
5.08 |
1.72 |
5.74 |
7.7 |
Sinker |
89.27 |
2237.17 |
233.05 |
18.34 |
14.98 |
FoulBallNotFieldable |
5.28 |
1.54 |
5.73 |
7.8 |
Curveball |
75.84 |
2120.18 |
77.22 |
-4.76 |
0.54 |
FoulBallNotFieldable |
5.09 |
1.59 |
5.50 |
2.6 |
Curveball |
75.79 |
1998.30 |
80.19 |
-5.23 |
0.84 |
BallCalled |
5.15 |
1.48 |
5.58 |
2.7 |
Sinker |
90.40 |
2158.76 |
226.08 |
14.36 |
14.97 |
InPlay |
5.17 |
1.67 |
5.71 |
7.5 |
Sinker |
89.97 |
2064.34 |
254.51 |
18.23 |
6.14 |
BallCalled |
5.17 |
1.67 |
5.62 |
8.5 |
Sinker |
89.91 |
2243.44 |
232.00 |
15.24 |
13.02 |
FoulBallNotFieldable |
5.33 |
1.63 |
5.74 |
7.7 |
Curveball |
75.71 |
2125.34 |
66.70 |
-5.48 |
-0.97 |
BallCalled |
5.11 |
1.65 |
5.60 |
2.2 |
Sinker |
89.54 |
2095.67 |
245.77 |
20.12 |
10.25 |
BallCalled |
5.14 |
1.79 |
5.82 |
8.2 |
Sinker |
89.37 |
2144.10 |
255.98 |
22.58 |
6.87 |
InPlay |
5.16 |
1.72 |
5.64 |
8.5 |
Curveball |
75.54 |
2075.17 |
75.57 |
-9.36 |
-0.72 |
InPlay |
4.98 |
1.64 |
5.58 |
2.5 |
# 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 == "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
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: 58
# Display the summary table
knitr::kable(pitch_summary, caption = "Summary Pitch Table for Jacob Lapham")
Summary Pitch Table for Jacob Lapham
Curveball |
29.31% |
17 |
7 |
10 |
41.18% |
58.82% |
76.18 |
2094.56 |
-0.02 |
-6.50 |
76.73 |
2.6 |
5.02 |
1.73 |
5.54 |
Sinker |
58.62% |
34 |
15 |
19 |
44.12% |
55.88% |
89.89 |
2137.80 |
10.27 |
17.65 |
242.87 |
8.1 |
5.18 |
1.74 |
5.67 |
Slider |
12.07% |
7 |
1 |
6 |
14.29% |
85.71% |
76.93 |
2112.77 |
3.60 |
-4.19 |
115.19 |
3.8 |
5.04 |
1.83 |
5.57 |
# Calculate maximum fastball velocity
max_fb_velocity <- detailed_pitch_table %>%
filter(AutoPitchType %in% c("Four-Seam", "Two-Seam", "Sinker", "Cutter")) %>%
summarise(MaxFBVelocity = max(ReleaseSpeed, na.rm = TRUE)) %>%
pull(MaxFBVelocity)
# Display the maximum fastball velocity
cat("Jacob Lapham maximum FB velocity: ", max_fb_velocity, "mph\n")
## Jacob Lapham maximum FB velocity: 91.98 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", "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) +
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 = -0.75, xmax = 0.75, 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 Jacob Lapham",
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")
)
