Folsom-Kovarik, J. T., S. Schatz, R. Jones, K. Bartlett, and R. Wray. “Scalable Models for Patterns of Life”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 27, no. 2, July 2013, pp. 1582-4, doi:10.1609/aaai.v27i2.19003.