Learn how to join multiple heatmaps using the ComplexHeatMap package in R. Explore techniques for combining heatmaps horizontally and vertically, adding titles and labels, adjusting heatmap sizes and gap sizes, and incorporating various annotations. Follow along with step-by-step instructions on package installation, dataset creation, and heatmap plotting. Discover how to effectively visualize complex data relationships and maximize information display in a single figure. Access the provided script on GitHub and refer to the ComplexHeatmap reference book for further guidance. Perfect for bioinformaticians and researchers looking to enhance their data visualization skills in R.