Semantic Similarity Frontiers: From Concepts to Documents David Jurgens author Mohammad Taher Pilehvar author 2015-09 text Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing: Tutorial Abstracts Wenjie Li editor Khalil Sima’an editor Association for Computational Linguistics Lisbon, Portugal conference publication jurgens-pilehvar-2015-semantic https://aclanthology.org/D15-2001/ 2015-09