# Filter the data for the pitcher Matthew Martinez
Matthew_Martinez_data <- data %>%
filter(Pitcher == "Martinez, Matthew")
# Create a detailed table for each pitch
detailed_pitch_table <- Matthew_Martinez_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 Matthew Martinez")
Detailed Pitch Table for Matthew Martinez
Four-Seam |
88.71 |
2079.55 |
209.42 |
13.04 |
24.46 |
BallCalled |
6.35 |
0.72 |
4.80 |
7.0 |
Changeup |
78.25 |
1779.39 |
244.39 |
18.94 |
10.74 |
StrikeCalled |
6.01 |
1.44 |
5.01 |
8.1 |
Changeup |
78.46 |
1769.59 |
243.87 |
17.96 |
10.36 |
BallCalled |
6.00 |
1.41 |
4.96 |
8.1 |
Four-Seam |
88.68 |
2138.61 |
210.68 |
12.85 |
23.05 |
FoulBallNotFieldable |
6.30 |
0.98 |
4.81 |
7.0 |
Changeup |
79.42 |
1719.05 |
258.14 |
16.63 |
5.08 |
StrikeSwinging |
5.99 |
1.44 |
4.89 |
8.6 |
Curveball |
76.84 |
2365.26 |
59.91 |
-8.06 |
-2.97 |
StrikeCalled |
6.21 |
1.27 |
4.56 |
2.0 |
Changeup |
78.52 |
1595.74 |
245.26 |
14.96 |
8.47 |
StrikeSwinging |
6.00 |
1.34 |
5.05 |
8.2 |
Changeup |
78.19 |
1633.64 |
253.71 |
14.14 |
5.62 |
StrikeSwinging |
6.00 |
1.14 |
4.91 |
8.5 |
Changeup |
79.77 |
1879.12 |
248.73 |
15.76 |
7.61 |
StrikeCalled |
6.12 |
1.45 |
4.64 |
8.3 |
Four-Seam |
87.29 |
1974.77 |
205.60 |
8.58 |
19.16 |
FoulBallNotFieldable |
6.26 |
0.83 |
4.94 |
6.9 |
Changeup |
80.60 |
1725.41 |
240.12 |
13.49 |
9.25 |
StrikeSwinging |
6.09 |
1.18 |
4.93 |
8.0 |
NA |
NA |
NA |
NA |
NA |
NA |
StrikeCalled |
NA |
NA |
NA |
NA |
Sinker |
87.27 |
2008.96 |
225.52 |
15.61 |
16.60 |
StrikeSwinging |
6.24 |
0.92 |
4.85 |
7.5 |
Changeup |
80.25 |
1732.23 |
246.53 |
15.58 |
8.14 |
BallinDirt |
5.95 |
1.45 |
5.45 |
8.2 |
Changeup |
81.24 |
1808.35 |
252.90 |
17.79 |
6.86 |
BallCalled |
6.05 |
1.41 |
5.13 |
8.4 |
Curveball |
77.04 |
2493.84 |
62.23 |
-14.30 |
-5.93 |
StrikeCalled |
6.09 |
1.34 |
4.47 |
2.1 |
Changeup |
79.85 |
1617.42 |
254.81 |
17.30 |
6.22 |
StrikeSwinging |
6.08 |
1.21 |
4.96 |
8.5 |
Sinker |
88.71 |
2040.92 |
224.28 |
14.33 |
16.00 |
BallCalled |
6.34 |
0.96 |
4.74 |
7.5 |
Changeup |
80.17 |
1787.74 |
255.47 |
17.50 |
5.97 |
StrikeSwinging |
6.06 |
1.45 |
5.28 |
8.5 |
Changeup |
80.15 |
1701.14 |
250.92 |
17.47 |
7.53 |
InPlay |
6.00 |
1.48 |
5.14 |
8.4 |
Sinker |
88.62 |
1911.08 |
222.92 |
13.43 |
15.63 |
FoulBallNotFieldable |
6.13 |
0.88 |
5.04 |
7.4 |
Changeup |
79.46 |
1713.77 |
246.82 |
15.50 |
8.06 |
StrikeSwinging |
6.07 |
1.24 |
4.52 |
8.2 |
Changeup |
80.14 |
1752.30 |
242.57 |
16.37 |
9.84 |
InPlay |
5.97 |
1.14 |
5.11 |
8.1 |
Curveball |
77.37 |
2424.08 |
61.80 |
-9.25 |
-3.33 |
BallCalled |
6.25 |
1.30 |
4.58 |
2.1 |
Curveball |
77.58 |
2431.66 |
59.72 |
-6.97 |
-2.57 |
StrikeCalled |
6.19 |
1.45 |
4.68 |
2.0 |
Curveball |
77.16 |
2360.48 |
55.85 |
-9.07 |
-4.66 |
BallCalled |
6.11 |
1.24 |
4.66 |
1.9 |
Changeup |
79.82 |
1675.61 |
246.19 |
14.03 |
7.75 |
StrikeSwinging |
6.16 |
1.30 |
4.87 |
8.2 |
Curveball |
77.80 |
2585.15 |
68.85 |
-14.75 |
-4.09 |
StrikeSwinging |
6.15 |
1.24 |
4.68 |
2.3 |
# 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: 28
# Display the summary table
knitr::kable(pitch_summary, caption = "Summary Pitch Table for Matthew Martinez")
Summary Pitch Table for Matthew Martinez
Changeup |
53.57% |
15 |
2 |
13 |
13.33% |
86.67% |
79.62 |
1726.03 |
7.83 |
16.23 |
248.70 |
8.3 |
6.04 |
1.34 |
4.99 |
Curveball |
21.43% |
6 |
2 |
4 |
33.33% |
66.67% |
77.30 |
2443.41 |
-3.92 |
-10.40 |
61.39 |
2.1 |
6.17 |
1.31 |
4.60 |
Four-Seam |
10.71% |
3 |
1 |
2 |
33.33% |
66.67% |
88.23 |
2064.31 |
22.22 |
11.49 |
208.57 |
7.0 |
6.30 |
0.84 |
4.85 |
Sinker |
10.71% |
3 |
1 |
2 |
33.33% |
66.67% |
88.20 |
1986.99 |
16.08 |
14.46 |
224.24 |
7.5 |
6.24 |
0.92 |
4.88 |
NA |
3.57% |
1 |
0 |
1 |
0.00% |
100.00% |
NaN |
NaN |
NaN |
NaN |
NaN |
NaN |
NaN |
NaN |
NaN |
# 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("Matthew Martinez maximum FB velocity: ", max_fb_velocity, "mph\n")
## Matthew Martinez maximum FB velocity: 88.71 mph
# Prepare data for plotting pitch locations
pitch_location_data <- Matthew_Martinez_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 Matthew Martinez",
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)) +
scale_y_continuous(limits = c(-25, 25)) +
labs(title = "Pitch Movement for Matthew Martinez",
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")
)
