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Zhengxiang Shi

5 accepted papers

2023

Rethinking Semi-supervised Learning with Language Models

ACL 2023findings

Semi-supervised learning (SSL) is a popular setting aiming to effectively utilize unlabelled data to improve model performance in downstream natural language processing (NLP) tasks. Currently, there are two popular approaches to make use of the unlabelled data: Self-training (ST) and Task-adaptive p…

2022

StepGame: A New Benchmark for Robust Multi-Hop Spatial Reasoning in Texts

AAAI 2022technical

Inferring spatial relations in natural language is a crucial ability an intelligent system should possess. The bAbI dataset tries to capture tasks relevant to this domain (task 17 and 19). However, these tasks have several limitations. Most importantly, they are limited to fixed expressions, they ar…