Bayesian Batch Active Learning as
          Sparse Subset Approximation

     Robert Pinsler         Jonathan Gordon           Eric Nalisnick
  Department of Engineering    Department of Engineering     Department of Engineering
   University of Cambridge     University of Cambridge      University of Cambridge
    rp586@cam.ac.uk         jg801@cam.ac.uk          etn22@cam.ac.uk
                 José Miguel Hernández-Lobato
                   Department of Engineering
                   Universi ...