plot_features正在自己打印

Question

我的图形无法很好地打印出来，它看起来像这样：

我需要用我的代码（在下面找到）进行更新吗？

library(lime)
explainer <- lime(trainScaled, xgb.fit, bin_continuous = TRUE, quantile_bins = FALSE)
explanation <- explain(testScaled, explainer, n_labels = 1, n_features = 4)

explanation[,]

plot_features(explanation, ncol = 1)