Learning Implicit Sentiment in Aspect-based Sentiment Analysis with Supervised Contrastive Pre-Training

1 code implementation • EMNLP 2021 • Zhengyan Li, Yicheng Zou, Chong Zhang, Qi Zhang, Zhongyu Wei

Aspect-based sentiment analysis aims to identify the sentiment polarity of a specific aspect in product reviews.

Aspect-Based Sentiment Analysis Aspect-Based Sentiment Analysis (ABSA)

TextFlint: Unified Multilingual Robustness Evaluation Toolkit for Natural Language Processing

1 code implementation • ACL 2021 • Tao Gui, Xiao Wang, Qi Zhang, Qin Liu, Yicheng Zou, Xin Zhou, Rui Zheng, Chong Zhang, Qinzhuo Wu, Jiacheng Ye, Zexiong Pang, Yongxin Zhang, Zhengyan Li, Ruotian Ma, Zichu Fei, Ruijian Cai, Jun Zhao, Xingwu Hu, Zhiheng Yan, Yiding Tan, Yuan Hu, Qiyuan Bian, Zhihua Liu, Bolin Zhu, Shan Qin, Xiaoyu Xing, Jinlan Fu, Yue Zhang, Minlong Peng, Xiaoqing Zheng, Yaqian Zhou, Zhongyu Wei, Xipeng Qiu, Xuanjing Huang

To guarantee user acceptability, all the text transformations are linguistically based, and we provide a human evaluation for each one.

Adversarial Attack named-entity-recognition +5

Uncertainty-Aware Label Refinement for Sequence Labeling

1 code implementation • EMNLP 2020 • Tao Gui, Jiacheng Ye, Qi Zhang, Zhengyan Li, Zichu Fei, Yeyun Gong, Xuanjing Huang

Conditional random fields (CRF) for label decoding has become ubiquitous in sequence labeling tasks.

SenSeNet: Neural Keyphrase Generation with Document Structure

no code implementations • 12 Dec 2020 • Yichao Luo, Zhengyan Li, Bingning Wang, Xiaoyu Xing, Qi Zhang, Xuanjing Huang

Keyphrase Generation (KG) is the task of generating central topics from a given document or literary work, which captures the crucial information necessary to understand the content.

Inductive Bias Keyphrase Generation +1