# Filter the data for the pitcher Keevan
Keevan_data <- Keene616 %>%
filter(Pitcher == "Keevan, Josh")
# Create a detailed table for each pitch
detailed_pitch_table <- Keevan_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 Keevan")
Detailed Pitch Table for Keevan
Changeup |
85.09 |
2172.11 |
124.96 |
-18.53 |
14.45 |
StrikeCalled |
5.85 |
-0.59 |
5.68 |
4.2 |
Changeup |
76.80 |
1665.57 |
102.58 |
-17.00 |
5.38 |
StrikeCalled |
5.22 |
-0.87 |
6.32 |
3.4 |
Changeup |
77.60 |
1867.61 |
85.41 |
-27.65 |
-0.51 |
BallCalled |
4.61 |
-1.62 |
5.81 |
2.8 |
Changeup |
85.99 |
2242.63 |
126.34 |
-19.23 |
15.61 |
BallCalled |
5.66 |
-0.49 |
5.79 |
4.2 |
Changeup |
77.45 |
1604.51 |
98.75 |
-17.29 |
4.21 |
InPlay |
5.08 |
-0.85 |
6.39 |
3.3 |
Changeup |
84.29 |
2161.30 |
132.88 |
-19.20 |
19.21 |
StrikeCalled |
5.63 |
-0.58 |
5.82 |
4.4 |
Curveball |
74.26 |
2165.84 |
199.91 |
0.38 |
2.87 |
BallCalled |
5.24 |
-0.92 |
4.95 |
6.7 |
Sinker |
86.00 |
2217.12 |
134.41 |
-17.36 |
18.44 |
BallCalled |
5.87 |
-0.25 |
5.87 |
4.5 |
Changeup |
84.84 |
2145.37 |
126.84 |
-19.31 |
15.95 |
BallCalled |
5.59 |
-0.51 |
5.97 |
4.2 |
Changeup |
80.76 |
2102.23 |
129.42 |
-16.55 |
15.17 |
FoulBallNotFieldable |
5.47 |
-0.55 |
5.89 |
4.3 |
Changeup |
84.04 |
2076.15 |
133.52 |
-18.01 |
18.53 |
BallCalled |
5.80 |
-0.48 |
5.87 |
4.5 |
Changeup |
75.78 |
1518.44 |
111.29 |
-14.31 |
7.12 |
BallCalled |
5.21 |
-0.87 |
5.88 |
3.7 |
Changeup |
76.50 |
1364.43 |
82.62 |
-12.00 |
-0.17 |
StrikeCalled |
5.06 |
-0.92 |
6.28 |
2.8 |
Changeup |
82.07 |
2090.67 |
131.44 |
-18.94 |
18.16 |
StrikeSwinging |
5.51 |
-0.60 |
5.93 |
4.4 |
Changeup |
73.88 |
1510.72 |
102.93 |
-17.47 |
5.68 |
FoulBallNotFieldable |
5.50 |
-0.77 |
5.82 |
3.4 |
Changeup |
84.99 |
2221.36 |
130.63 |
-14.85 |
14.23 |
StrikeSwinging |
5.65 |
-0.31 |
5.74 |
4.4 |
Splitter |
85.00 |
2247.18 |
133.13 |
-18.01 |
18.33 |
BallCalled |
5.73 |
-0.35 |
5.65 |
4.4 |
Changeup |
76.98 |
1628.99 |
107.35 |
-18.72 |
7.43 |
BallCalled |
5.17 |
-0.94 |
6.28 |
3.6 |
Splitter |
84.89 |
2348.11 |
135.45 |
-18.75 |
20.50 |
StrikeSwinging |
5.62 |
-0.55 |
5.84 |
4.5 |
Changeup |
85.27 |
2395.38 |
132.05 |
-17.53 |
17.27 |
BallCalled |
5.66 |
-0.44 |
5.77 |
4.4 |
Changeup |
79.81 |
2268.07 |
121.54 |
-21.05 |
14.55 |
BallCalled |
5.37 |
-0.40 |
5.84 |
4.1 |
Changeup |
83.24 |
2223.97 |
134.23 |
-15.73 |
16.83 |
StrikeSwinging |
5.62 |
-0.62 |
5.71 |
4.5 |
Four-Seam |
85.39 |
2384.15 |
140.73 |
-15.08 |
19.89 |
BallCalled |
5.71 |
-0.49 |
5.81 |
4.7 |
Changeup |
86.05 |
2327.71 |
127.38 |
-18.83 |
15.85 |
StrikeSwinging |
5.68 |
-0.57 |
5.80 |
4.2 |
Splitter |
84.23 |
2200.59 |
135.60 |
-17.57 |
19.40 |
BallCalled |
5.67 |
-0.69 |
5.94 |
4.5 |
Splitter |
84.48 |
2228.92 |
139.10 |
-16.52 |
20.47 |
BallCalled |
5.84 |
-0.26 |
5.79 |
4.6 |
Splitter |
83.44 |
2287.49 |
133.58 |
-17.78 |
18.40 |
InPlay |
5.73 |
-0.32 |
5.81 |
4.5 |
# 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\\n')
## Total number of pitches thrown: 27 \n\n
# Display the summary table
knitr::kable(pitch_summary, caption = "Summary Pitch Table for Keevan")
Summary Pitch Table for Keevan
Changeup |
70.37% |
19 |
8 |
11 |
42.11% |
57.89% |
81.13 |
1978.27 |
11.84 |
-18.01 |
118.01 |
3.9 |
5.44 |
-0.68 |
5.93 |
Curveball |
3.70% |
1 |
1 |
0 |
100.00% |
0.00% |
74.26 |
2165.84 |
2.87 |
0.38 |
199.91 |
6.7 |
5.24 |
-0.92 |
4.95 |
Four-Seam |
3.70% |
1 |
1 |
0 |
100.00% |
0.00% |
85.39 |
2384.15 |
19.89 |
-15.08 |
140.73 |
4.7 |
5.71 |
-0.49 |
5.81 |
Sinker |
3.70% |
1 |
1 |
0 |
100.00% |
0.00% |
86.00 |
2217.12 |
18.44 |
-17.36 |
134.41 |
4.5 |
5.87 |
-0.25 |
5.87 |
Splitter |
18.52% |
5 |
3 |
2 |
60.00% |
40.00% |
84.41 |
2262.46 |
19.42 |
-17.73 |
135.37 |
4.5 |
5.72 |
-0.43 |
5.81 |
# 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('Keevan maximum FB velocity: ', max_fb_velocity, 'mph\\n')
## Keevan maximum FB velocity: 86 mph\n
# Prepare data for plotting pitch locations
pitch_location_data <- Keevan_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)) +
coord_fixed(ratio = 1) + # Adjust ratio to shrink vertical distance
labs(title = 'Pitch Locations for Keevan',
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 Keevan',
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')
)
