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R: extend 1-year AUC plot script with additional comparisons (256_l, 120_l vs Delphi; 120 vs 120_l; 256 vs 256_l) and generic xy helper

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Jiarui Li
2025-10-22 15:32:02 +08:00
parent 8316326d7e
commit 9917b3ab63
1 changed files with 82 additions and 0 deletions
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82
plot_model_comparison_1year.R
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@@ -44,6 +44,24 @@ make_comparison_plot <- function(data, y_col, title_text, y_label) {
)
}
# Helper to compare any two AUC columns (x vs y)
make_xy_plot <- function(data, x_col, y_col, title_text, x_label, y_label) {
ggplot(data, aes(x = .data[[x_col]], y = .data[[y_col]])) +
geom_abline(slope = 1, intercept = 0, color = "black", linetype = "dashed", linewidth = 0.5) +
geom_vline(xintercept = 0.5, color = "gray50", linetype = "dashed", linewidth = 0.4) +
geom_hline(yintercept = 0.5, color = "gray50", linetype = "dashed", linewidth = 0.4) +
geom_point(aes(fill = Colour), shape = 21, color = "white", stroke = 0.65, size = 2.2, alpha = 0.95, show.legend = FALSE) +
scale_fill_identity() +
coord_cartesian(xlim = c(0.3, 1.05), ylim = c(0.3, 1.05)) +
coord_fixed(ratio = 1) +
labs(title = title_text, x = x_label, y = y_label) +
theme_minimal(base_size = 10) +
theme(
plot.title = element_text(hjust = 0.5),
panel.grid.minor = element_blank()
)
}
# Plot: AUC_256 vs AUC_Delphi (1 year gap)
if (!all(c("auc_delphi", "auc_256") %in% names(df))) {
stop("Input CSV must contain columns 'auc_delphi' and 'auc_256'.")
@@ -74,3 +92,67 @@ if (!"auc_120" %in% names(df)) {
ggsave(filename = out_120, plot = p120, width = 7, height = 4, dpi = 600, bg = "white")
cat(sprintf("Saved: %s\n", out_120))
}
# Plot: AUC_256_L vs AUC_Delphi (1 year gap)
if (!"auc_256_l" %in% names(df)) {
warning("Column 'auc_256_l' not found in CSV; skipping AUC_256_L vs AUC_Delphi plot.")
} else {
p256l <- make_comparison_plot(
data = df,
y_col = "auc_256_l",
title_text = "AUC_256_L vs AUC_Delphi 1 year gap",
y_label = "AUC_256_L"
)
out_256l <- file.path(out_dir, "model_comparison_auc_256_l_vs_delphi_1year.png")
ggsave(filename = out_256l, plot = p256l, width = 7, height = 4, dpi = 600, bg = "white")
cat(sprintf("Saved: %s\n", out_256l))
}
# Plot: AUC_120_L vs AUC_Delphi (1 year gap)
if (!"auc_120_l" %in% names(df)) {
warning("Column 'auc_120_l' not found in CSV; skipping AUC_120_L vs AUC_Delphi plot.")
} else {
p120l <- make_comparison_plot(
data = df,
y_col = "auc_120_l",
title_text = "AUC_120_L vs AUC_Delphi 1 year gap",
y_label = "AUC_120_L"
)
out_120l <- file.path(out_dir, "fig_auc_120_l_vs_delphi_1year.png")
ggsave(filename = out_120l, plot = p120l, width = 7, height = 4, dpi = 600, bg = "white")
cat(sprintf("Saved: %s\n", out_120l))
}
# Plot: AUC_120 vs AUC_120_L (1 year gap)
if (!all(c("auc_120", "auc_120_l") %in% names(df))) {
warning("Columns 'auc_120' and/or 'auc_120_l' not found in CSV; skipping AUC_120 vs AUC_120_L plot.")
} else {
p120_vs_120l <- make_xy_plot(
data = df,
x_col = "auc_120",
y_col = "auc_120_l",
title_text = "AUC_120 vs AUC_120_L 1 year gap",
x_label = "AUC_120",
y_label = "AUC_120_L"
)
out_120_vs_120l <- file.path(out_dir, "model_comparison_auc_120_vs_120_l_1year.png")
ggsave(filename = out_120_vs_120l, plot = p120_vs_120l, width = 7, height = 4, dpi = 600, bg = "white")
cat(sprintf("Saved: %s\n", out_120_vs_120l))
}
# Plot: AUC_256 vs AUC_256_L (1 year gap)
if (!all(c("auc_256", "auc_256_l") %in% names(df))) {
warning("Columns 'auc_256' and/or 'auc_256_l' not found in CSV; skipping AUC_256 vs AUC_256_L plot.")
} else {
p256_vs_256l <- make_xy_plot(
data = df,
x_col = "auc_256",
y_col = "auc_256_l",
title_text = "AUC_256 vs AUC_256_L 1 year gap",
x_label = "AUC_256",
y_label = "AUC_256_L"
)
out_256_vs_256l <- file.path(out_dir, "model_comparison_auc_256_vs_256_l_1year.png")
ggsave(filename = out_256_vs_256l, plot = p256_vs_256l, width = 7, height = 4, dpi = 600, bg = "white")
cat(sprintf("Saved: %s\n", out_256_vs_256l))
}