平行坐标图

作者

[编辑] 郑虎;

[审核] .

修改于

2026-01-27

注记

Hiplot 网站

本页面为 Hiplot Parallel Coordinate 插件的源码版本教程，您也可以使用 Hiplot 网站实现无代码绘图，更多信息请查看以下链接:

https://hiplot.cn/basic/parallel-coordinate?lang=zh_cn

环境配置

  • 系统: Cross-platform (Linux/MacOS/Windows)

  • 编程语言: R

  • 依赖包: data.table; jsonlite; GGally; hrbrthemes; viridis; ggthemes

# 安装包
if (!requireNamespace("data.table", quietly = TRUE)) {
  install.packages("data.table")
}
if (!requireNamespace("jsonlite", quietly = TRUE)) {
  install.packages("jsonlite")
}
if (!requireNamespace("GGally", quietly = TRUE)) {
  install.packages("GGally")
}
if (!requireNamespace("hrbrthemes", quietly = TRUE)) {
  remotes::install_github("hrbrmstr/hrbrthemes")
}
if (!requireNamespace("viridis", quietly = TRUE)) {
  install.packages("viridis")
}
if (!requireNamespace("ggthemes", quietly = TRUE)) {
  install.packages("ggthemes")
}

# 加载包
library(data.table)
library(jsonlite)
library(GGally)
library(hrbrthemes)
library(viridis)
library(ggthemes)
sessioninfo::session_info("attached")
─ Session info ───────────────────────────────────────────────────────────────
 setting  value
 version  R version 4.5.2 (2025-10-31)
 os       Ubuntu 24.04.3 LTS
 system   x86_64, linux-gnu
 ui       X11
 language (EN)
 collate  C.UTF-8
 ctype    C.UTF-8
 tz       UTC
 date     2026-01-28
 pandoc   3.1.3 @ /usr/bin/ (via rmarkdown)
 quarto   1.8.27 @ /usr/local/bin/quarto

─ Packages ───────────────────────────────────────────────────────────────────
 package     * version date (UTC) lib source
 data.table  * 1.18.0  2025-12-24 [1] RSPM
 GGally      * 2.4.0   2025-08-23 [1] RSPM
 ggplot2     * 4.0.1   2025-11-14 [1] RSPM
 ggthemes    * 5.2.0   2025-11-30 [1] RSPM
 hrbrthemes  * 0.9.2   2025-11-02 [1] Github (hrbrmstr/hrbrthemes@d3fd029)
 jsonlite    * 2.0.0   2025-03-27 [1] RSPM
 viridis     * 0.6.5   2024-01-29 [1] RSPM
 viridisLite * 0.4.2   2023-05-02 [1] RSPM

 [1] /home/runner/work/_temp/Library
 [2] /opt/R/4.5.2/lib/R/site-library
 [3] /opt/R/4.5.2/lib/R/library
 * ── Packages attached to the search path.

──────────────────────────────────────────────────────────────────────────────

数据准备

# 加载数据
data <- data.table::fread(jsonlite::read_json("https://hiplot.cn/ui/basic/parallel-coordinate/data.json")$exampleData$textarea[[1]])
data <- as.data.frame(data)

# 整理数据格式
data[, 6] <- factor(data[, 6], levels = unique(data[, 6]))

# 查看数据
head(data)
    Name Value1 Value2 Value3 Value4       Group
1    ATR    5.1    3.5    1.4    0.2 p53 pathway
2  CHEK1    4.9    3.0    1.4    0.2 p53 pathway
3  GORAB    4.7    3.2    1.3    0.2 p53 pathway
4 CDKN2A    4.6    3.1    1.5    0.2 p53 pathway
5   MDM2    5.0    3.6    1.4    0.2 p53 pathway
6   MDM4    5.4    3.9    1.7    0.4 p53 pathway

可视化

# 平行坐标图
p <- ggparcoord(data, columns = 2:(ncol(data) - 1), groupColumn = ncol(data),
                title = "Parallel Coordinate Plot for cancer Data",
                alphaLines = 0.3, scale = "globalminmax",
                showPoints = T, boxplot = F) +
  theme_base() +
  theme(text = element_text(family = "Arial"),
        plot.title = element_text(size = 12, hjust = 0.5),
        axis.title = element_text(size = 10),
        axis.text = element_text(size = 12),
        axis.text.x = element_text(angle = 0, hjust = 0.5,vjust = 1),
        legend.position = "right",
        legend.direction = "vertical",
        legend.title = element_text(size = 10),
        legend.text = element_text(size = 10)) +
  scale_color_viridis(discrete = TRUE) +
  facet_grid(formula(paste("~", (colnames(data)[ncol(data)]))))

p
图 1: 平行坐标图