implementation("org.jetbrains.lets-plot:plot-stem:4.8.2-rc1")The `plot-stem` artifact is a component of the Lets-Plot library, a multiplatform plotting library based on the Grammar of Graphics. ([github.com](https://github.com/JetBrains/lets-plot?utm_source=openai)) This artifact likely provides functionality related to creating stem plots, which are used to display quantitative data points along a central axis.