Update README.md

README.md

@@ -7,7 +7,10 @@ base_model: CohereForAI/c4ai-command-r-plus
 # Command R+ GGUF
 
 ## Description
-This repository contains GGUF weights for `llama.cpp`. Support for them was added in release [`b2636`](https://github.com/ggerganov/llama.cpp/releases/tag/b2636)
+This repository contains GGUF weights for `llama.cpp`. Support for them was added in release [`b2636`](https://github.com/ggerganov/llama.cpp/releases/tag/b2636).
+
+In the folder `imatrix`, you can find imatrix quants. The importance matrix was trained using [kalomaze's](https://github.com/kalomaze) [`groups_merged.txt`](https://github.com/ggerganov/llama.cpp/discussions/5263#discussioncomment-8395384).
+
 
 ## Quickstart
 1. Ensure that you have release [`b2636`](https://github.com/ggerganov/llama.cpp/releases/tag/b2636) or newer.