An Algebra for Feature Extraction Vivek Srikumar author 2017-07 text Proceedings of the 55th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Regina Barzilay editor Min-Yen Kan editor Association for Computational Linguistics Vancouver, Canada conference publication srikumar-2017-algebra 10.18653/v1/P17-1173 https://aclanthology.org/P17-1173/ 2017-07 1891 1900