@article{sun-etal-2014-feature, title = "Feature-Frequency{--}Adaptive On-line Training for Fast and Accurate Natural Language Processing", author = "Sun, Xu and Li, Wenjie and Wang, Houfeng and Lu, Qin", journal = "Computational Linguistics", volume = "40", number = "3", month = sep, year = "2014", address = "Cambridge, MA", publisher = "MIT Press", url = "https://preview.aclanthology.org/fix-sig-urls/J14-3004/", doi = "10.1162/COLI_a_00193", pages = "563--586" }