1. A system comprising: one or more processors; and a memory comprising instructions stored thereon that, responsive to execution by the one or more processors implement an image classification network, the image classification network comprising: a first column of grayscale filters configured to receive a grayscale channel of an image and extract grayscale features from the grayscale channel of the image; a second column of color filters configured to receive a color channel of the image and extract color features from the color channel of the image; an image classifier configured to identify an object in the image based on the extracted grayscale features and the extracted color features, and classify the image based on the identified object.