ggplot(df_gc, aes(x = gc)) + + geom_density(fill = "blue") + + labs(x = "GC Content", y = "Density", title = "GC Content Distribution") Warning message: Removed 420 rows containing non-finite values (`stat_density()`). 报错解决办法
时间: 2024-03-03 12:48:40 浏览: 23
这个错误信息通常表示有非数字值(例如 NA)在数据中。您可以使用以下代码来查看哪些行包含非数字值:
```R
# 找到包含非数字值的行
which(!is.finite(df_gc$gc))
```
然后,您可以使用以下代码将这些行从数据框中删除:
```R
# 删除包含非数字值的行
df_gc <- df_gc[is.finite(df_gc$gc),]
```
现在,您可以重新运行您的 ggplot 代码,应该就可以得到正确的结果了。
相关问题
帮我修改以下代码,使他们可以正确运行:library(ggplot2) library(gridExtra) ggplot(df, aes(x = x, y = y, color = z)) + geom_point() p1 <- ggplot(subset(df, z == 'a'), aes(x = x, y = y)) + geom_point(color = 'black') p2 <- ggplot(subset(df, z == 'b'), aes(x = x, y = y)) + geom_point(color = 'black') p3 <- ggplot(subset(df, z == 'c'), aes(x = x, y = y)) + geom_point(color = 'black') grid.arrange(p1, p2, p3, ncol = 3) centroids <- aggregate(df[, c('x', 'y')], by = list(df$z), FUN = mean) names(centroids)[1] <- 'z' p1 <- ggplot(df, aes(x = x, y = y)) + geom_point(aes(color = z)) + geom_point(data = subset(centroids, z == 'a'), aes(x = x, y = y, color = z), size = 4) p2 <- ggplot(df, aes(x = x, y = y)) + geom_point(aes(color = z)) + geom_point(data = subset(centroids, z == 'b'), aes(x = x, y = y, color = z), size = 4) p3 <- ggplot(df, aes(x = x, y = y)) + geom_point(aes(color = z)) + geom_point(data = subset(centroids, z == 'c'), aes(x = x, y = y, color = z), size = 4) grid.arrange(p1, p2, p3, ncol = 3) p1 <- ggplot(df, aes(x = x, y = y)) + geom_point(data = subset(df, z == 'a'), aes(color = z)) + geom_point(data = subset(df, z != 'a'), color = 'grey70') p2 <- ggplot(df, aes(x = x, y = y)) + geom_point(data = subset(df, z == 'b'), aes(color = z)) + geom_point(data = subset(df, z != 'b'), color = 'grey70') p3 <- ggplot(df, aes(x = x, y = y)) + geom_point(data = subset(df, z == 'c'), aes(color = z)) + geom_point(data = subset(df, z != 'c'), color = 'grey70') grid.arrange(p1, p2, p3, ncol = 3)
在运行这段代码之前,需要先定义和载入数据框 df。如果数据框 df 中没有 x、y 和 z 这三列数据,那么这段代码将无法正确运行。因此,需要先确保 df 中包含这三列数据。
以下是修改后的代码:
```
library(ggplot2)
library(gridExtra)
# 绘制散点图
ggplot(df, aes(x = x, y = y, color = z)) + geom_point()
# 按照 z 的不同取值绘制三幅散点图,并排显示
p1 <- ggplot(subset(df, z == 'a'), aes(x = x, y = y)) + geom_point(color = 'black')
p2 <- ggplot(subset(df, z == 'b'), aes(x = x, y = y)) + geom_point(color = 'black')
p3 <- ggplot(subset(df, z == 'c'), aes(x = x, y = y)) + geom_point(color = 'black')
grid.arrange(p1, p2, p3, ncol = 3)
# 计算每个 z 取值对应的 x 和 y 的均值,作为聚类中心
centroids <- aggregate(df[, c('x', 'y')], by = list(df$z), FUN = mean)
names(centroids)[1] <- 'z'
# 绘制带有聚类中心的散点图
p1 <- ggplot(df, aes(x = x, y = y)) +
geom_point(aes(color = z)) +
geom_point(data = subset(centroids, z == 'a'), aes(x = x, y = y, color = z), size = 4)
p2 <- ggplot(df, aes(x = x, y = y)) +
geom_point(aes(color = z)) +
geom_point(data = subset(centroids, z == 'b'), aes(x = x, y = y, color = z), size = 4)
p3 <- ggplot(df, aes(x = x, y = y)) +
geom_point(aes(color = z)) +
geom_point(data = subset(centroids, z == 'c'), aes(x = x, y = y, color = z), size = 4)
grid.arrange(p1, p2, p3, ncol = 3)
# 绘制带有灰色散点的散点图,用于显示不同 z 取值之间的边界
p1 <- ggplot(df, aes(x = x, y = y)) +
geom_point(data = subset(df, z == 'a'), aes(color = z)) +
geom_point(data = subset(df, z != 'a'), color = 'grey70')
p2 <- ggplot(df, aes(x = x, y = y)) +
geom_point(data = subset(df, z == 'b'), aes(color = z)) +
geom_point(data = subset(df, z != 'b'), color = 'grey70')
p3 <- ggplot(df, aes(x = x, y = y)) +
geom_point(data = subset(df, z == 'c'), aes(color = z)) +
geom_point(data = subset(df, z != 'c'), color = 'grey70')
grid.arrange(p1, p2, p3, ncol = 3)
```
ggplot(df_long_st, aes(x=site, y=st,fill = site)) + geom_half_violin(side = "r",scale="width",position=position_nudge(x=0.1))+ geom_boxplot(width = 0.15,fill="white",position=position_nudge(x=-0.1))+ geom_jitter(aes(color=site),width=0.1)修改代码将箱体上抖动点的位置集体左移0.1
要将箱体上抖动点的位置集体左移0.1,你可以在 `geom_jitter()` 函数中使用 `position = position_nudge(x = -0.1)` 参数。以下是修改后的代码示例:
```R
ggplot(df_long_st, aes(x = site, y = st, fill = site)) +
geom_half_violin(side = "r", scale = "width", position = position_nudge(x = 0.1)) +
geom_boxplot(width = 0.15, fill = "white", position = position_nudge(x = -0.1)) +
geom_jitter(aes(color = site), width = 0.1, position = position_nudge(x = -0.1))
```
在这个代码中,`position = position_nudge(x = -0.1)` 参数被添加到了 `geom_jitter()` 函数中,使得抖动点整体左移了0.1的位置。
请确保在运行代码之前已经加载了 `ggplot2` 库。
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