Lifelong Learning CRF for Supervised Aspect Extraction

@inproceedings{shu2017lifelong,
  title = {Lifelong Learning CRF for Supervised Aspect Extraction},
  author = {Lei Shu and Hu Xu and Bing Liu},
  year = {2017},
  booktitle = {Proceedings of the 55th Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers)},
  eprint = {1705.00251},
  archivePrefix = {arXiv},
  doi = {10.18653/v1/P17-2023},
  url = {https://arxiv.org/abs/1705.00251},
}