cs[:,:,0] are x locations, while locs[:,:,1] are the y locations of the landmarks.
        </ul>
        Outputs
        <ul>
            <li>target_list: The targets also should be numpy arrays, and the first dimension should correspond to the batch.
        </ul>
        <p>Override this function to convert labels into targets (e.g. heatmaps). You can use PoseTools.create_label_images to generate the target heatmaps. You can use PoseTools.create_affinity_labels to generate the target part affinity field h