Prompt-based event relation identification with Constrained Prefix ATTention mechanism

Hang Zhang, Wenjun Ke, Jianwei Zhang, Zhizhao Luo, Hewen Ma, Zhen Luan, Peng Wang

Abstract: Highlights•We propose a prompt-based method to identify event relations.•Our method integrates contextual features to update dynamic prefixes.•Our approach redesigns the loss function to control the guiding effect of prefixes.•Experimental results demonstrate the significantly superior effectiveness of our method.