1. A method for proactively recognizing an action of a road user in road traffic, the method comprising the acts of: capturing an image of the road user, which is structured in a pixel-wise manner, by way of at least one camera, and generating corresponding image data; grouping image data of multiple pixels in each case by cells, wherein the image comprises multiple cells; determining a respective centroid based on the image data within a cell; for each of the pixels, determining a distance from the centroids of a plurality of cells, wherein a feature vector that is assigned to the pixel is formed based on coordinates of the respective pixel and the centroids; and comparing the feature vector to at least one reference vector cluster, and associating a pose with the road user based on the comparison, the pose being representative of the road user planning to carry out the action.