040000 tree 23ad222e36eb6f9c36c086bb4c9a02854d1b87fa	common
040000 tree fd7418cba5d0f7bc7168cf9d48568f6c5ef2ff65	image_classification
040000 tree 307316e9d7d575dbec0982d9594494dfa0dd2ecb	object_detection
040000 tree 2cd6f47f750c57607beddf91834edc8997f3c573	speech_recognition