ResearchBenchmarksVision-and-Language Navigation on R2R Back (val-seen)Follow22.33TL (Path Length)RecBERT22.2722.67523.0823.485Oct 25, 2021Evaluation ResultsMethodMethodLinksTL (Path Length)SR (Success Rate)SPL (Success weighted Path Length)nDTW (Normalized DTW)SDTW (Success weighted DTW)RecBERT2021.1022.3351.448.467.345.7HAMT2021.1022.7664.861.873.758.9EnvDrop2021.1023.8344.14261.339.4