Career
His research interests are in natural language processing as well as machine learning and he has made important contributions in statistical parsing and in statistical machine learning. In his studies Collins covers a wide range of topics such as parse re-ranking, tree kernels, semi-supervised learning, machine translation and exponentiated gradient algorithms with a general focus on discriminative models and structured prediction. One notable contribution is a state-of-the-art parser for the Penn Wall Street Journal corpus.
Collins worked as a researcher at American Telephone & Telegraph Company Labs between January 1999 and November 2002, and later held the positions of assistant and associate professor at Massachusetts Institute of Technology Since January 2011, he has been a professor at Columbia University.