Dexi Liu

According to our database, Dexi Liu authored at least 42 papers between 2006 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

Token-Event-Role Structure-Based Multi-Channel Document-Level Event Extraction.

Qizhi Wan, Changxuan Wan, Keli Xiao, Hui Xiong, Dexi Liu, Xiping Liu, Rong Hu

ACM Trans. Inf. Syst., July, 2024

rHDP: An Aspect Sharing-Enhanced Hierarchical Topic Model for Multi-Domain Corpus.

Yitao Zhang, Changxuan Wan, Keli Xiao, Qizhi Wan, Dexi Liu, Xiping Liu

ACM Trans. Inf. Syst., May, 2024

JMS-QA: A Joint Hierarchical Architecture for Mental Health Question Answering.

Yun Zhao, Dexi Liu, Changxuan Wan, Xiping Liu, Jian-Yun Nie, Jiaming Liu

IEEE ACM Trans. Audio Speech Lang. Process., 2024

DEGAP: Dual Event-Guided Adaptive Prefixes for Templated-Based Event Argument Extraction Model with Slot Querying.

Guanghui Wang, Dexi Liu, Qizhi Wan, Xiping Liu, Wanlong Liu

CoRR, 2024

Document-Level Event Argument Extraction with Constrained Pooling and Relevance Evaluation.

Guanghui Wang, Dexi Liu, Qizhi Wan, Rong Hu, Xiping Liu, Changxuan Wan, Jiaming Liu

Proceedings of the International Joint Conference on Neural Networks, 2024

OEE-CFC: A Dataset for Open Event Extraction from Chinese Financial Commentary.

Qizhi Wan, Changxuan Wan, Rong Hu, Dexi Liu, Xu Wenwu, Kang Xu, Zou Meihua, Liu Tao, Jie Yang, Zhenwei Xiong

Proceedings of the Findings of the Association for Computational Linguistics: EMNLP 2024, 2024

Enhancing Text-to-SQL Capabilities of Large Language Models through Tailored Promptings.

Zhao Tan, Xiping Liu, Qing Shu, Xi Li, Changxuan Wan, Dexi Liu, Qizhi Wan, Guoqiong Liao

Proceedings of the 2024 Joint International Conference on Computational Linguistics, 2024

Dependency Structure-Enhanced Graph Attention Networks for Event Detection.

Qizhi Wan, Changxuan Wan, Keli Xiao, Kun Lu, Chenliang Li, Xiping Liu, Dexi Liu

Proceedings of the Thirty-Eighth AAAI Conference on Artificial Intelligence, 2024

2023

CFERE: Multi-type Chinese financial event relation extraction.

Qizhi Wan, Changxuan Wan, Keli Xiao, Rong Hu, Dexi Liu, Xiping Liu

Inf. Sci., June, 2023

A Multi-channel Hierarchical Graph Attention Network for Open Event Extraction.

Qizhi Wan, Changxuan Wan, Keli Xiao, Rong Hu, Dexi Liu

ACM Trans. Inf. Syst., January, 2023

Dynamic Strategy Chain: Dynamic Zero-Shot CoT for Long Mental Health Support Generation.

Qi Chen, Dexi Liu

CoRR, 2023

Chinese Financial Text Emotion Mining: GCGTS - A Character Relationship-based Approach for Simultaneous Aspect-Opinion Pair Extraction.

Qi Chen, Dexi Liu

CoRR, 2023

Token-Event-Role Structure-based Multi-Channel Document-Level Event Extraction.

Qizhi Wan, Changxuan Wan, Keli Xiao, Hui Xiong, Dexi Liu, Xiping Liu

CoRR, 2023

Joint Document-Level Event Extraction via Token-Token Bidirectional Event Completed Graph.

Qizhi Wan, Changxuan Wan, Keli Xiao, Dexi Liu, Chenliang Li, Bolong Zheng, Xiping Liu, Rong Hu

Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), 2023

2022

Find Supports for the Post about Mental Issues: More Than Semantic Matching.

Yun Zhao, Dexi Liu, Changxuan Wan, Xiping Liu, Xiangqing Qiu, Jianyun Nie

ACM Trans. Asian Low Resour. Lang. Inf. Process., November, 2022

Construction of a Chinese Corpus for Multi-Type Economic Event Relation.

Qizhi Wan, Changxuan Wan, Keli Xiao, Dexi Liu, Qing Liu, Jiangling Deng, Wenkang Luo, Rong Hu

ACM Trans. Asian Low Resour. Lang. Inf. Process., November, 2022

2021

JAM: Joint attention model for next event recommendation in event-based social networks.

Guoqiong Liao, Lechuan Yang, Mingsong Mao, Changxuan Wan, Dexi Liu, Xiping Liu

Knowl. Based Syst., 2021

2020

An association-constrained LDA model for joint extraction of product aspects and opinions.

Changxuan Wan, Yun Peng, Keli Xiao, Xiping Liu, Tengjiao Jiang, Dexi Liu

Inf. Sci., 2020

Suicidal Ideation Cause Extraction From Social Texts.

Dexi Liu, Qi Fu, Changxuan Wan, Xiping Liu, Tengjiao Jiang, Guoqiong Liao, Xiangqing Qiu, Renqiang Liu

IEEE Access, 2020

2019

Group Event Recommendation in Event-Based Social Networks Considering Unexperienced Events.

Guoqiong Liao, Xiaomei Huang, Mingsong Mao, Changxuan Wan, Xiping Liu, Dexi Liu

IEEE Access, 2019

2018

What happened then and there: Top-k spatio-temporal keyword query.

Xiping Liu, Changxuan Wan, Neal N. Xiong, Dexi Liu, Guoqiong Liao, Song Deng

Inf. Sci., 2018

2017

Probabilistic cleaning over trajectory events of mobile RFID objects.

Guoqiong Liao, Philip S. Yu, Qianhui Zhong, Sihong Xie, Changxuan Wan, Dexi Liu

ACM SIGSPATIAL Special, 2017

2016

Keyword query with structure: towards semantic scoring of XML search results.

Xiping Liu, Changxuan Wan, Dexi Liu

Inf. Technol. Manag., 2016

2015

Novel Semantics of the Top-k Queries on Uncertainly Fused Multi-Sensory Data.

Dexi Liu

J. Inf. Sci. Eng., 2015

2014

Trajectory Event Cleaning for Mobile RFID Objects.

Guoqiong Liao, Philip S. Yu, Qianhui Zhong, Sihong Xie, Zhen Shen, Changxuan Wan, Dexi Liu

Proceedings of the IEEE 15th International Conference on Mobile Data Management, 2014

Sentimental Analysis of Web Financial Reviews - Opportunities and Challenges.

Changxuan Wan, Tengjiao Jiang, Dexi Liu, Guoqiong Liao

Proceedings of the KDIR 2014 - Proceedings of the International Conference on Knowledge Discovery and Information Retrieval, Rome, Italy, 21, 2014

2013

A query-oriented XML text summarization for mobile devices.

Dexi Liu, Shihan Wu, Yuehua Lan, Guoqiang Di, Jiezhao Peng, Naixue Xiong, Athanasios V. Vasilakos

Soft Comput., 2013

Top-k entities query processing on uncertainly fused multi-sensory data.

Dexi Liu, Changxuan Wan, Naixue Xiong, Jong Hyuk Park, Seungmin Rho

Pers. Ubiquitous Comput., 2013

Weighting tags and paths in XML documents according to their topic generalization.

Dexi Liu, Changxuan Wan, Lei Chen, Xiping Liu, Jian-Yun Nie

Inf. Sci., 2013

Exploiting structures in keyword queries for effective XML search.

Xiping Liu, Lei Chen, Changxuan Wan, Dexi Liu, Naixue Xiong

Inf. Sci., 2013

Cluster Labeling Extraction and Ranking Feature Selection for High Quality XML Pseudo Relevance Feedback Fragments Set.

Minjuan Zhong, Changxuan Wan, Dexi Liu, Shumei Liao, Siwen Luo

Proceedings of the Advanced Data Mining and Applications - 9th International Conference, 2013

2011

JUFE at INEX 2011 Snippet Retrieval Track.

Dexi Liu, Changxuan Wan, Guoqiong Liao, Minjuan Zhong, Xiping Liu

Proceedings of the Focused Retrieval of Content and Structure, 2011

2010

A behavioural mode research on user-focus summarization.

Chong Teng, Naixue Xiong, Yanxiang He, Laurence Tianruo Yang, Dexi Liu

Math. Comput. Model., 2010

Automatically weighting tags in XML collection.

Dexi Liu, Changxuan Wan, Lei Chen, Xiping Liu

Proceedings of the 19th ACM Conference on Information and Knowledge Management, 2010

Global Top-k Aggregate Queries Based on X-tuple in Uncertain Database.

Dexi Liu, Changxuan Wan, Naixue Xiong, Jong Hyuk Park, Sang-Soo Yeo

Proceedings of the 24th IEEE International Conference on Advanced Information Networking and Applications Workshops, 2010

Two Novel Semantics of Top-k Queries Processing in Uncertain Database.

Dexi Liu, Changxuan Wan, Naixue Xiong, Laurence Tianruo Yang, Lei Chen

Proceedings of the 10th IEEE International Conference on Computer and Information Technology, 2010

2006

A Hybrid Sentence Ordering Strategy in Multi-document Summarization.

Yanxiang He, Dexi Liu, Hua Yang, Dong-Hong Ji, Chong Teng, Wenqing Qi

Proceedings of the Web Information Systems, 2006

Chinese Multi-document Summarization Using Adaptive Clustering and Global Search Strategy.

Dexi Liu, Yanxiang He, Dong-Hong Ji, Hua Yang, Zhao Wu

Proceedings of the PRICAI 2006: Trends in Artificial Intelligence, 2006

Genetic Algorithm Based Multi-document Summarization.

Dexi Liu, Yanxiang He, Dong-Hong Ji, Hua Yang

Proceedings of the PRICAI 2006: Trends in Artificial Intelligence, 2006

Sentence Ordering in Extractive MDS.

Zengchang Zhang, Dexi Liu

Proceedings of the Intelligent Data Engineering and Automated Learning, 2006

Multi-document Summarization Based on BE-Vector Clustering.

Dexi Liu, Yanxiang He, Dong-Hong Ji, Hua Yang

Proceedings of the Computational Linguistics and Intelligent Text Processing, 2006

A Hybrid Model for Sentence Ordering in Extractive Multi-document Summarization.

Dexi Liu, Zengchang Zhang, Yanxiang He, Dong-Hong Ji

Proceedings of the Information Retrieval Technology, 2006