[英]Annotating text on individual facet in ggplot2 using geom_text
使用以下代碼,我獲得了每個方面的文本,但文本是疊加的:“X1”和“X2”疊加在每個方面。 我的代碼中的問題在哪里?
R 代碼:
new_df <- data.frame(f = as.factor(rep(1:2, 15)), x = rnorm(30), y = runif(30))
g <- ggplot(data = new_df, aes(x = x, y = y)) + geom_point()
g <- g + facet_grid(. ~ f)
g
label_graph <- data.frame(label = c("X1", "X2"))
g <- g + geom_text(data = label_graph,
mapping = aes(x = Inf, y = -Inf, label = label),
hjust = 1.1, vjust = -1.1)
g
您需要將列 f 添加到 label_graph 中,這樣一旦應用了構面,標簽就位於指定的構面上
new_df <- data.frame(f = as.factor(rep(1:2, 15)), x = rnorm(30), y = runif(30))
g <- ggplot(data = new_df, aes(x = x, y = y)) + geom_point()
g <- g + facet_grid(. ~ f)
label_graph <- data.frame(label = c("X1", "X2"),f=factor(1:2))
g <- g + geom_text(data = label_graph,
mapping = aes(x = Inf, y = -Inf, label = label),
hjust = 1.1, vjust = -1.1)
g
您可以將標簽添加到原始數據中嗎?
new_df <- data.frame(f = as.factor(rep(1:2, 15)), x = rnorm(30), y = runif(30), label = c("X1","X2"))
g <- ggplot(data = new_df, aes(x = x, y = y)) + geom_point()
g <- g + facet_grid(. ~ f)
g <- g+ geom_text(mapping = aes(x = Inf, y = -Inf, label = label),
hjust = 1.1, vjust = -1.1)
g
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