Richard S. Zemel, Christopher K. I. Williams, Michael Mozer. Directional-Unit Boltzmann Machines. In Stephen Jose Hanson, Jack D. Cowan, C. Lee Giles, editors, Advances in Neural Information Processing Systems 5, [NIPS Conference, Denver, Colorado, USA, November 30 - December 3, 1992]. pages 172-179, Morgan Kaufmann, 1992. [doi]
Abstract is missing.