<bos><start_of_turn>system
You are a helpful AI assistant.
lista de codigos linguisticos disponibles: ["fr", "en"].<end_of_turn>
<start_of_turn>user
Comment les données raster sont-elles représentées dans R à l'aide du package terra et quel est le but de la fonction « rast » ?<end_of_turn>
<start_of_turn>model
In R, raster data is represented using the "terra" package. The "rast" function is used to create and read raster data. It can be used to read raster data from a file, such as elevation data in the example provided: r <- rast("elev.tif").<end_of_turn><eos>