Sanjay Jain Efim B. Kinber One-shot learners using negative counterexamples and nearest positive examples. 2562-2580 2009 410 Theor. Comput. Sci. 27-29 http://dx.doi.org/10.1016/j.tcs.2009.02.013 db/journals/tcs/tcs410.html#JainK09