IITP: Multiobjective Differential Evolution based Twitter Named Entity Recognition Md Shad Akhtar author Utpal Kumar Sikdar author Asif Ekbal author 2015-07 text Proceedings of the Workshop on Noisy User-generated Text Wei Xu editor Bo Han editor Alan Ritter editor Association for Computational Linguistics Beijing, China conference publication akhtar-etal-2015-iitp 10.18653/v1/W15-4308 https://aclanthology.org/W15-4308/ 2015-07 61 67