Sachindra Joshi Ganesh Ramakrishnan Ashwin Srinivasan Feature Construction Using Theory-Guided Sampling and Randomised Search. 140-157 2008 ILP http://dx.doi.org/10.1007/978-3-540-85928-4_14 conf/ilp/2008 db/conf/ilp/ilp2008.html#JoshiRS08