# Filter the data for the pitcher Joshua Sibley
Joshua_Sibley_data <- data %>%
filter(Pitcher == "Sibley, Joshua")
# Create a detailed table for each pitch
detailed_pitch_table <- Joshua_Sibley_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 Joshua Sibley")
Detailed Pitch Table for Joshua Sibley
Curveball |
76.07 |
2847.02 |
308.44 |
13.23 |
-8.86 |
StrikeCalled |
5.86 |
-0.15 |
5.10 |
10.3 |
Cutter |
85.22 |
2330.26 |
170.88 |
-1.36 |
9.80 |
StrikeSwinging |
5.59 |
-0.42 |
5.50 |
5.7 |
Curveball |
76.42 |
2793.15 |
329.04 |
9.94 |
-15.01 |
BallCalled |
5.95 |
-0.24 |
4.99 |
11.0 |
Curveball |
76.91 |
2758.68 |
302.54 |
12.27 |
-6.42 |
StrikeSwinging |
5.92 |
-0.30 |
5.23 |
10.1 |
Sinker |
86.00 |
2287.85 |
144.26 |
-6.62 |
10.33 |
FoulBallNotFieldable |
5.65 |
-0.54 |
5.40 |
4.8 |
Changeup |
81.80 |
2009.80 |
101.01 |
-19.95 |
5.38 |
StrikeCalled |
5.45 |
-0.89 |
5.47 |
3.4 |
Curveball |
77.50 |
2869.67 |
323.26 |
11.87 |
-14.20 |
BallCalled |
5.80 |
-0.26 |
4.79 |
10.8 |
Changeup |
82.60 |
2115.27 |
121.38 |
-19.88 |
13.69 |
StrikeSwinging |
5.51 |
-0.55 |
5.31 |
4.0 |
Curveball |
78.37 |
2785.28 |
320.88 |
9.89 |
-10.60 |
StrikeSwinging |
5.83 |
-0.31 |
5.03 |
10.7 |
Curveball |
78.46 |
2983.00 |
324.72 |
8.20 |
-10.14 |
StrikeSwinging |
5.79 |
-0.39 |
5.18 |
10.8 |
Cutter |
86.85 |
2261.49 |
146.27 |
-6.29 |
10.68 |
InPlay |
5.78 |
-0.21 |
5.64 |
4.9 |
Slider |
85.76 |
2274.58 |
128.42 |
-6.79 |
6.74 |
FoulBallNotFieldable |
5.70 |
-0.44 |
5.24 |
4.3 |
Changeup |
81.23 |
2012.10 |
108.08 |
-19.51 |
7.93 |
BallCalled |
5.48 |
-0.58 |
5.29 |
3.6 |
Sinker |
83.96 |
2203.15 |
158.34 |
-4.92 |
13.71 |
BallCalled |
5.70 |
-0.33 |
5.41 |
5.3 |
Four-Seam |
85.15 |
2321.92 |
151.09 |
-7.80 |
15.45 |
BallCalled |
5.64 |
-0.61 |
5.60 |
5.0 |
Four-Seam |
86.03 |
2357.21 |
156.03 |
-6.06 |
14.85 |
InPlay |
5.58 |
-0.49 |
5.32 |
5.2 |
Curveball |
77.97 |
2770.38 |
345.35 |
2.58 |
-8.43 |
FoulBallNotFieldable |
5.87 |
-0.18 |
5.17 |
11.5 |
Curveball |
77.99 |
2785.96 |
327.05 |
8.30 |
-11.27 |
InPlay |
5.86 |
-0.12 |
5.28 |
10.9 |
Curveball |
77.63 |
2863.31 |
307.15 |
9.32 |
-5.48 |
StrikeCalled |
5.85 |
-0.25 |
5.03 |
10.2 |
Changeup |
86.27 |
2446.35 |
146.51 |
-7.41 |
12.48 |
FoulBallNotFieldable |
5.66 |
-0.34 |
5.47 |
4.9 |
Curveball |
78.32 |
2827.32 |
306.48 |
9.78 |
-5.63 |
InPlay |
5.89 |
-0.02 |
4.84 |
10.2 |
Changeup |
80.89 |
1899.12 |
113.20 |
-17.64 |
8.99 |
StrikeSwinging |
5.57 |
-0.61 |
5.42 |
3.8 |
Changeup |
82.29 |
2012.38 |
147.98 |
-9.75 |
17.08 |
BallCalled |
5.57 |
-0.59 |
5.26 |
4.9 |
Sinker |
84.48 |
2250.18 |
149.55 |
-6.70 |
12.70 |
InPlay |
5.68 |
-0.29 |
5.44 |
5.0 |
Curveball |
75.63 |
2569.56 |
331.65 |
19.08 |
-33.80 |
HitByPitch |
5.76 |
-0.45 |
5.13 |
11.1 |
# 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: 25
# Display the summary table
knitr::kable(pitch_summary, caption = "Summary Pitch Table for Joshua Sibley")
Summary Pitch Table for Joshua Sibley
Changeup |
24.00% |
6 |
2 |
4 |
33.33% |
66.67% |
82.51 |
2082.50 |
10.92 |
-15.69 |
123.03 |
4.1 |
5.54 |
-0.59 |
5.37 |
Curveball |
44.00% |
11 |
2 |
9 |
18.18% |
81.82% |
77.39 |
2804.85 |
-11.80 |
10.41 |
320.60 |
10.7 |
5.85 |
-0.24 |
5.07 |
Cutter |
8.00% |
2 |
0 |
2 |
0.00% |
100.00% |
86.03 |
2295.88 |
10.24 |
-3.83 |
158.57 |
5.3 |
5.69 |
-0.32 |
5.57 |
Four-Seam |
8.00% |
2 |
1 |
1 |
50.00% |
50.00% |
85.59 |
2339.56 |
15.15 |
-6.93 |
153.56 |
5.1 |
5.61 |
-0.55 |
5.46 |
Sinker |
12.00% |
3 |
1 |
2 |
33.33% |
66.67% |
84.81 |
2247.06 |
12.25 |
-6.08 |
150.72 |
5.0 |
5.68 |
-0.39 |
5.42 |
Slider |
4.00% |
1 |
0 |
1 |
0.00% |
100.00% |
85.76 |
2274.58 |
6.74 |
-6.79 |
128.42 |
4.3 |
5.70 |
-0.44 |
5.24 |
# 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("Joshua Sibley maximum FB velocity: ", max_fb_velocity, "mph\n")
## Joshua Sibley maximum FB velocity: 86.85 mph
# Prepare data for plotting pitch locations
pitch_location_data <- Joshua_Sibley_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 Joshua Sibley",
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
labs(title = "Pitch Movement for Joshua Sibley",
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")
)
