@inproceedings{cimino-dellorletta-2017-stacked, title = "Stacked Sentence-Document Classifier Approach for Improving Native Language Identification", author = "Cimino, Andrea and Dell{'}Orletta, Felice", editor = "Tetreault, Joel and Burstein, Jill and Leacock, Claudia and Yannakoudakis, Helen", booktitle = "Proceedings of the 12th Workshop on Innovative Use of {NLP} for Building Educational Applications", month = sep, year = "2017", address = "Copenhagen, Denmark", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/W17-5049/", doi = "10.18653/v1/W17-5049", pages = "430--437" }