Self-training Avoids Using Spurious Features Under
            Domain Shift

            Yining Chen , Colin Wei , Ananya Kumar, Tengyu Ma
                 Department of Computer Science
                     Stanford University
          {cynnjjs, colinwei, ananya1, tengyuma}@stanford.edu

                         Abstract
       In unsupervised domain adaptation, existing theory focuses on situations where the
       source and target domains are close. In practice, conditional entropy minimi ...