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 pixels from the image data into a corresponding plurality of cells, wherein the image comprises the plurality of cells; determining a respective cell centroid based on the image data for each of the plurality of cells; for each of the pixels, determining a distance from the cell centroids of the plurality of cells, wherein a feature vector is assigned to each pixel based on coordinates of the respective pixel and the cell centroids; and comparing the feature vector for each of the pixels to at least one reference vector cluster; associating a pose, from a predetermined number of poses, with the road user based on said comparing; and determining an expected action of the road user based at least in part on the associated pose.