---
title: "Lei Hou — papers of 2021 — 1 paper, the most cited first"
description: "Lei Hou — papers of 2021: 1 paper on Elamur Research, the most cited first — what each work is about in our own words."
canonical: "https://research.elamur.ai/free/en/authors/lei-hou/year/2021/"
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# Lei Hou — papers of 2021 — 1 paper, the most cited first

1 paper · [all years of Lei Hou](https://md.research.elamur.ai/free/en/authors/lei-hou/#years)

**[CLEVE: Contrastive Pre-training for Event Extraction](https://md.research.elamur.ai/free/en/papers/wang-2021-cleve-contrastive-pre-training-event/) [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/)**Ziqi Wang, Xiaozhi Wang, Xu Han, et al.*2021 · 155 citations*