TTT++: When Does Self-Supervised Test-Time Training Fail or Thrive?

1 code implementation • NeurIPS 2021 • Yuejiang Liu, Parth Kothari, Bastien Van Delft, Baptiste Bellot-Gurlet, Taylor Mordan, Alexandre Alahi

In this work, we first provide an in-depth look at its limitations and show that TTT can possibly deteriorate, instead of improving, the test-time performance in the presence of severe distribution shifts.

Contrastive Learning Self-Supervised Learning