Search Results for author: Cunchao Tu

Found 17 papers, 12 papers with code

LEVEN: A Large-Scale Chinese Legal Event Detection Dataset

1 code implementation Findings (ACL) 2022 Feng Yao, Chaojun Xiao, Xiaozhi Wang, Zhiyuan Liu, Lei Hou, Cunchao Tu, Juanzi Li, Yun Liu, Weixing Shen, Maosong Sun

However, existing Legal Event Detection (LED) datasets only concern incomprehensive event types and have limited annotated data, which restricts the development of LED methods and their downstream applications.

Event Detection Retrieval

Lawformer: A Pre-trained Language Model for Chinese Legal Long Documents

1 code implementation9 May 2021 Chaojun Xiao, Xueyu Hu, Zhiyuan Liu, Cunchao Tu, Maosong Sun

Legal artificial intelligence (LegalAI) aims to benefit legal systems with the technology of artificial intelligence, especially natural language processing (NLP).

Language Modelling Question Answering +2

Equality before the Law: Legal Judgment Consistency Analysis for Fairness

no code implementations25 Mar 2021 Yuzhong Wang, Chaojun Xiao, Shirong Ma, Haoxi Zhong, Cunchao Tu, Tianyang Zhang, Zhiyuan Liu, Maosong Sun

We propose to simulate judges from different groups with legal judgment prediction (LJP) models and measure the judicial inconsistency with the disagreement of the judgment results given by LJP models trained on different groups.

Fairness

Fast Network Embedding Enhancement via High Order Proximity Approximation

2 code implementations ‏‏‎ ‎ 2020 Cheng Yang, Maosong Sun, Zhiyuan Liu, Cunchao Tu

Many Network Representation Learning (NRL) methods have been proposed to learn vector representations for vertices in a network recently.

Dimensionality Reduction Link Prediction +3

How Does NLP Benefit Legal System: A Summary of Legal Artificial Intelligence

2 code implementations ACL 2020 Haoxi Zhong, Chaojun Xiao, Cunchao Tu, Tianyang Zhang, Zhiyuan Liu, Maosong Sun

Legal Artificial Intelligence (LegalAI) focuses on applying the technology of artificial intelligence, especially natural language processing, to benefit tasks in the legal domain.

JEC-QA: A Legal-Domain Question Answering Dataset

no code implementations27 Nov 2019 Haoxi Zhong, Chaojun Xiao, Cunchao Tu, Tianyang Zhang, Zhiyuan Liu, Maosong Sun

We present JEC-QA, the largest question answering dataset in the legal domain, collected from the National Judicial Examination of China.

Question Answering Reading Comprehension

CED: Credible Early Detection of Social Media Rumors

1 code implementation10 Nov 2018 Changhe Song, Cunchao Tu, Cheng Yang, Zhiyuan Liu, Maosong Sun

By regarding all reposts to a rumor candidate as a sequence, the proposed model will seek an early point-in-time for making a credible prediction.

Social and Information Networks

Overview of CAIL2018: Legal Judgment Prediction Competition

2 code implementations13 Oct 2018 Haoxi Zhong, Chaojun Xiao, Zhipeng Guo, Cunchao Tu, Zhiyuan Liu, Maosong Sun, Yansong Feng, Xianpei Han, Zhen Hu, Heng Wang, Jianfeng Xu

In this paper, we give an overview of the Legal Judgment Prediction (LJP) competition at Chinese AI and Law challenge (CAIL2018).

Legal Judgment Prediction via Topological Learning

1 code implementation EMNLP 2018 Haoxi Zhong, Zhipeng Guo, Cunchao Tu, Chaojun Xiao, Zhiyuan Liu, Maosong Sun

Legal Judgment Prediction (LJP) aims to predict the judgment result based on the facts of a case and becomes a promising application of artificial intelligence techniques in the legal field.

Multi-Task Learning Text Classification

Automatic Judgment Prediction via Legal Reading Comprehension

no code implementations18 Sep 2018 Shangbang Long, Cunchao Tu, Zhiyuan Liu, Maosong Sun

It has been studied for several decades mainly by lawyers and judges, considered as a novel and prospective application of artificial intelligence techniques in the legal field.

Reading Comprehension text-classification +1

CAIL2018: A Large-Scale Legal Dataset for Judgment Prediction

3 code implementations4 Jul 2018 Chaojun Xiao, Haoxi Zhong, Zhipeng Guo, Cunchao Tu, Zhiyuan Liu, Maosong Sun, Yansong Feng, Xianpei Han, Zhen Hu, Heng Wang, Jianfeng Xu

In this paper, we introduce the \textbf{C}hinese \textbf{AI} and \textbf{L}aw challenge dataset (CAIL2018), the first large-scale Chinese legal dataset for judgment prediction.

Text Classification

CANE: Context-Aware Network Embedding for Relation Modeling

1 code implementation ACL 2017 Cunchao Tu, Han Liu, Zhiyuan Liu, Maosong Sun

Network embedding (NE) is playing a critical role in network analysis, due to its ability to represent vertices with efficient low-dimensional embedding vectors.

Community Detection Link Prediction +3

A Unified Framework for Community Detection and Network Representation Learning

no code implementations21 Nov 2016 Cunchao Tu, Xiangkai Zeng, Hao Wang, Zhengyan Zhang, Zhiyuan Liu, Maosong Sun, Bo Zhang, Leyu Lin

Network representation learning (NRL) aims to learn low-dimensional vectors for vertices in a network.

Social and Information Networks Physics and Society

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