com.intel.analytics.bigdl.transform.vision.image.label.roi
image target with classes and bounding boxes
N (class labels) or 2 * N, the first row is class labels, the second line is difficults
N * 4
image target with classes and bounding boxes
N (class labels) or 2 * N, the first row is class labels, the second line is difficults
N * 4