# Filter the data for the pitcher Ben Alekson
Brian_Foley_data <- data %>%
filter(Pitcher == "Alekson, Ben")
# 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 Ben Alekson")
Detailed Pitch Table for Ben Alekson
Sinker |
89.81 |
2209.22 |
226.40 |
16.13 |
16.67 |
StrikeSwinging |
5.97 |
0.99 |
4.87 |
7.5 |
Sinker |
88.30 |
2141.08 |
228.14 |
16.50 |
16.13 |
FoulBallNotFieldable |
5.83 |
1.17 |
4.84 |
7.6 |
Changeup |
83.46 |
1678.83 |
249.14 |
15.33 |
7.11 |
FoulBallNotFieldable |
5.88 |
1.19 |
4.82 |
8.3 |
Four-Seam |
89.76 |
2213.55 |
217.45 |
14.85 |
20.67 |
BallCalled |
5.94 |
1.05 |
4.87 |
7.2 |
Changeup |
82.32 |
1580.74 |
254.99 |
12.77 |
4.76 |
InPlay |
5.86 |
1.16 |
4.69 |
8.5 |
Four-Seam |
90.20 |
2255.82 |
220.61 |
16.02 |
19.98 |
BallCalled |
5.90 |
0.99 |
4.89 |
7.4 |
Sinker |
89.94 |
2274.95 |
223.72 |
16.34 |
18.33 |
FoulBallNotFieldable |
5.92 |
0.89 |
5.01 |
7.5 |
Changeup |
82.95 |
1683.64 |
253.48 |
12.90 |
5.12 |
StrikeSwinging |
5.93 |
1.08 |
4.90 |
8.4 |
Sinker |
89.41 |
2193.80 |
225.08 |
14.94 |
16.07 |
StrikeSwinging |
6.04 |
1.13 |
4.97 |
7.5 |
Sinker |
90.24 |
2165.02 |
222.96 |
15.36 |
17.65 |
FoulBallNotFieldable |
6.01 |
0.79 |
4.88 |
7.4 |
Four-Seam |
90.56 |
2200.95 |
222.14 |
15.67 |
18.49 |
BallCalled |
6.01 |
0.87 |
4.75 |
7.4 |
Four-Seam |
90.52 |
2227.10 |
220.85 |
14.63 |
18.08 |
StrikeCalled |
5.98 |
0.89 |
4.88 |
7.4 |
Four-Seam |
90.54 |
2211.01 |
220.18 |
15.57 |
19.63 |
FoulBallNotFieldable |
6.04 |
0.70 |
4.70 |
7.3 |
Four-Seam |
90.25 |
2234.60 |
201.26 |
7.93 |
21.54 |
BallCalled |
6.04 |
0.76 |
4.96 |
6.7 |
Changeup |
83.70 |
1687.56 |
262.48 |
18.91 |
3.71 |
BallCalled |
6.00 |
0.91 |
4.78 |
8.7 |
Four-Seam |
90.48 |
2156.43 |
208.87 |
10.51 |
20.20 |
BallCalled |
5.97 |
0.85 |
4.80 |
7.0 |
Four-Seam |
89.37 |
2131.18 |
202.97 |
8.26 |
20.64 |
StrikeSwinging |
5.96 |
0.88 |
5.03 |
6.8 |
Sinker |
89.00 |
2111.69 |
229.81 |
17.48 |
15.91 |
FoulBallNotFieldable |
5.98 |
0.87 |
5.02 |
7.7 |
Changeup |
83.15 |
1381.76 |
261.35 |
11.27 |
2.99 |
InPlay |
5.96 |
1.04 |
5.00 |
8.7 |
Sinker |
88.66 |
2173.39 |
230.37 |
16.63 |
15.03 |
FoulBallNotFieldable |
5.87 |
0.99 |
5.12 |
7.7 |
Changeup |
82.09 |
1782.29 |
253.27 |
13.14 |
5.29 |
InPlay |
5.79 |
1.02 |
4.86 |
8.4 |
Sinker |
87.92 |
2131.45 |
220.86 |
14.53 |
18.00 |
StrikeCalled |
5.88 |
0.97 |
4.96 |
7.4 |
Four-Seam |
88.37 |
2183.94 |
221.27 |
14.61 |
17.82 |
StrikeCalled |
5.94 |
0.86 |
5.03 |
7.4 |
Sinker |
88.81 |
2183.88 |
225.91 |
15.88 |
16.54 |
InPlay |
5.87 |
0.87 |
5.08 |
7.5 |
Sinker |
90.58 |
2221.69 |
224.02 |
15.09 |
16.74 |
BallCalled |
5.97 |
0.88 |
4.87 |
7.5 |
Four-Seam |
88.96 |
2163.61 |
211.22 |
10.78 |
18.94 |
BallCalled |
5.95 |
0.89 |
5.11 |
7.0 |
Changeup |
82.49 |
2067.39 |
245.52 |
7.31 |
4.71 |
StrikeSwinging |
5.96 |
0.93 |
4.91 |
8.2 |
Slider |
82.29 |
2005.75 |
183.08 |
0.25 |
6.31 |
StrikeSwinging |
5.92 |
0.94 |
4.83 |
6.1 |
Sinker |
86.86 |
2096.10 |
226.25 |
20.18 |
20.69 |
BallCalled |
6.00 |
0.78 |
5.03 |
7.5 |
Four-Seam |
86.57 |
2096.27 |
217.82 |
14.17 |
19.57 |
BallCalled |
6.06 |
0.77 |
4.99 |
7.3 |
Four-Seam |
87.12 |
2096.25 |
210.56 |
11.89 |
21.43 |
FoulBallNotFieldable |
5.98 |
0.78 |
5.06 |
7.0 |
Sinker |
87.93 |
2082.23 |
220.04 |
14.80 |
18.88 |
BallCalled |
6.00 |
0.70 |
5.12 |
7.3 |
Four-Seam |
86.98 |
2080.09 |
221.09 |
14.86 |
18.31 |
BallCalled |
6.01 |
0.79 |
5.12 |
7.4 |
Four-Seam |
87.57 |
2107.69 |
216.97 |
13.89 |
19.80 |
StrikeCalled |
5.89 |
0.98 |
5.11 |
7.2 |
Sinker |
87.88 |
2141.03 |
228.77 |
18.07 |
17.14 |
BallCalled |
5.87 |
0.96 |
5.09 |
7.6 |
Sinker |
87.77 |
2108.56 |
221.27 |
14.73 |
18.09 |
BallCalled |
5.89 |
0.89 |
5.10 |
7.4 |
Four-Seam |
87.15 |
2086.23 |
217.44 |
13.30 |
18.67 |
StrikeSwinging |
5.91 |
0.87 |
5.14 |
7.2 |
Sinker |
88.39 |
2132.30 |
225.57 |
14.89 |
15.87 |
InPlay |
6.00 |
0.82 |
5.08 |
7.5 |
Four-Seam |
87.99 |
2141.20 |
220.01 |
15.31 |
19.56 |
StrikeCalled |
5.95 |
0.87 |
5.06 |
7.3 |
Changeup |
80.15 |
1430.34 |
235.33 |
12.12 |
9.78 |
BallCalled |
5.91 |
1.08 |
5.13 |
7.8 |
Sinker |
88.24 |
2134.60 |
227.85 |
16.94 |
16.68 |
FoulBallNotFieldable |
5.83 |
0.81 |
5.11 |
7.6 |
Sinker |
88.74 |
2197.78 |
235.04 |
16.52 |
12.90 |
BallCalled |
5.89 |
1.00 |
4.88 |
7.8 |
Changeup |
81.39 |
1469.83 |
257.10 |
12.84 |
4.31 |
InPlay |
5.91 |
0.93 |
4.94 |
8.6 |
Four-Seam |
87.21 |
2098.62 |
209.61 |
11.25 |
21.13 |
InPlay |
5.98 |
0.97 |
5.07 |
7.0 |
Slider |
79.57 |
2135.85 |
117.60 |
-1.72 |
2.44 |
BallCalled |
5.86 |
1.04 |
4.81 |
3.9 |
Sinker |
87.95 |
2108.77 |
220.02 |
14.89 |
19.08 |
BallCalled |
5.95 |
0.83 |
5.14 |
7.3 |
Sinker |
86.94 |
2089.78 |
223.81 |
13.70 |
15.65 |
BallCalled |
6.00 |
0.83 |
5.05 |
7.5 |
Sinker |
87.22 |
2110.54 |
224.18 |
14.77 |
16.55 |
StrikeCalled |
5.94 |
0.74 |
5.18 |
7.5 |
Sinker |
87.33 |
2142.47 |
221.64 |
15.39 |
18.61 |
InPlay |
5.99 |
0.82 |
5.19 |
7.4 |
Four-Seam |
88.99 |
2207.04 |
214.54 |
13.01 |
20.19 |
BallCalled |
5.99 |
0.82 |
5.05 |
7.2 |
Slider |
78.51 |
2167.42 |
119.68 |
-1.93 |
2.86 |
StrikeSwinging |
5.93 |
0.97 |
4.93 |
4.0 |
Sinker |
88.86 |
2224.55 |
225.57 |
16.70 |
17.67 |
FoulBallNotFieldable |
5.94 |
0.86 |
5.16 |
7.5 |
Slider |
81.72 |
2082.36 |
142.11 |
-4.74 |
7.92 |
FoulBallNotFieldable |
5.88 |
0.95 |
4.93 |
4.7 |
Four-Seam |
88.08 |
2128.55 |
214.88 |
13.21 |
20.26 |
BallCalled |
5.98 |
0.78 |
5.07 |
7.2 |
Four-Seam |
89.50 |
2168.21 |
209.64 |
11.69 |
21.82 |
StrikeCalled |
5.96 |
0.73 |
4.96 |
7.0 |
# 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: 55
# Display the summary table
knitr::kable(pitch_summary, caption = "Summary Pitch Table for Ben Alekson")
Summary Pitch Table for Ben Alekson
Changeup |
16.36% |
9 |
2 |
7 |
22.22% |
77.78% |
82.41 |
1640.26 |
5.31 |
12.95 |
252.52 |
8.4 |
5.91 |
1.04 |
4.89 |
Four-Seam |
36.36% |
20 |
10 |
10 |
50.00% |
50.00% |
88.81 |
2159.42 |
19.84 |
13.07 |
214.97 |
7.2 |
5.97 |
0.86 |
4.98 |
Sinker |
40.00% |
22 |
8 |
14 |
36.36% |
63.64% |
88.49 |
2153.40 |
17.04 |
15.93 |
225.33 |
7.5 |
5.94 |
0.89 |
5.03 |
Slider |
7.27% |
4 |
1 |
3 |
25.00% |
75.00% |
80.52 |
2097.85 |
4.88 |
-2.04 |
140.62 |
4.7 |
5.90 |
0.98 |
4.88 |
# 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("Ben Alekson maximum FB velocity: ", max_fb_velocity, "mph\n")
## Ben Alekson maximum FB velocity: 90.58 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 Ben Alekson",
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")
)
