IBM Research; Massachusetts Institute of Technology; Samsung Research America; Quality Match GmbH; University of Bonn             MIT-IBM Watson AI Lab; Columbia University; International Business Machines
Brian Chen, Nina Shvetsova, Andrew Rouditchenko, Daniel Kondermann, Samuel Thomas, Shih-Fu Chang, Rogerio Feris, James Glass, Hilde Kuehne
What When and Where? Self-Supervised Spatio-Temporal Grounding in Untrimmed Multi-Action Videos from Narrated Instructions