Search Results for author: Deqing Yang

Found 25 papers, 16 papers with code

Negation Triplet Extraction with Syntactic Dependency and Semantic Consistency

no code implementations15 Apr 2024 Yuchen Shi, Deqing Yang, Jingping Liu, Yanghua Xiao, ZongYu Wang, Huimin Xu

To achieve NTE, we devise a novel Syntax&Semantic-Enhanced Negation Extraction model, namely SSENE, which is built based on a generative pretrained language model (PLM) {of Encoder-Decoder architecture} with a multi-task learning framework.

Language Modelling Multi-Task Learning +2

ToNER: Type-oriented Named Entity Recognition with Generative Language Model

no code implementations14 Apr 2024 Guochao Jiang, Ziqin Luo, Yuchen Shi, Dixuan Wang, Jiaqing Liang, Deqing Yang

In recent years, the fine-tuned generative models have been proven more powerful than the previous tagging-based or span-based models on named entity recognition (NER) task.

Binary Classification Language Modelling +4

Reason from Fallacy: Enhancing Large Language Models' Logical Reasoning through Logical Fallacy Understanding

no code implementations4 Apr 2024 Yanda Li, Dixuan Wang, Jiaqing Liang, Guochao Jiang, Qianyu He, Yanghua Xiao, Deqing Yang

Large Language Models (LLMs) have demonstrated good performance in many reasoning tasks, but they still struggle with some complicated reasoning tasks including logical reasoning.

Logical Fallacies Logical Reasoning

Exploiting Duality in Open Information Extraction with Predicate Prompt

1 code implementation20 Jan 2024 Zhen Chen, Jingping Liu, Deqing Yang, Yanghua Xiao, Huimin Xu, ZongYu Wang, Rui Xie, Yunsen Xian

Open information extraction (OpenIE) aims to extract the schema-free triplets in the form of (\emph{subject}, \emph{predicate}, \emph{object}) from a given sentence.

Open Information Extraction Sentence

EASYTOOL: Enhancing LLM-based Agents with Concise Tool Instruction

1 code implementation11 Jan 2024 Siyu Yuan, Kaitao Song, Jiangjie Chen, Xu Tan, Yongliang Shen, Ren Kan, Dongsheng Li, Deqing Yang

EasyTool purifies essential information from extensive tool documentation of different sources, and elaborates a unified interface (i. e., tool instruction) to offer standardized tool descriptions and functionalities for LLM-based agents.

M3PT: A Multi-Modal Model for POI Tagging

no code implementations16 Jun 2023 Jingsong Yang, Guanzhou Han, Deqing Yang, Jingping Liu, Yanghua Xiao, Xiang Xu, Baohua Wu, Shenghua Ni

In this paper, we propose a novel Multi-Modal Model for POI Tagging, namely M3PT, which achieves enhanced POI tagging through fusing the target POI's textual and visual features, and the precise matching between the multi-modal representations.

Contrastive Learning

Beneath Surface Similarity: Large Language Models Make Reasonable Scientific Analogies after Structure Abduction

1 code implementation22 May 2023 Siyu Yuan, Jiangjie Chen, Xuyang Ge, Yanghua Xiao, Deqing Yang

The vital role of analogical reasoning in human cognition allows us to grasp novel concepts by linking them with familiar ones through shared relational structures.

Novel Concepts Question Answering

Distilling Script Knowledge from Large Language Models for Constrained Language Planning

1 code implementation9 May 2023 Siyu Yuan, Jiangjie Chen, Ziquan Fu, Xuyang Ge, Soham Shah, Charles Robert Jankowski, Yanghua Xiao, Deqing Yang

In everyday life, humans often plan their actions by following step-by-step instructions in the form of goal-oriented scripts.

Knowledge Distillation

Causality-aware Concept Extraction based on Knowledge-guided Prompting

1 code implementation3 May 2023 Siyu Yuan, Deqing Yang, Jinxi Liu, Shuyu Tian, Jiaqing Liang, Yanghua Xiao, Rui Xie

The prompt adopts the topic of the given entity from the existing knowledge in KGs to mitigate the spurious co-occurrence correlations between entities and biased concepts.

Knowledge Graphs Natural Language Understanding

Group Buying Recommendation Model Based on Multi-task Learning

1 code implementation25 Nov 2022 Shuoyao Zhai, Baichuan Liu, Deqing Yang, Yanghua Xiao

Furthermore, we propose two auxiliary losses corresponding to the two sub-tasks, to refine the representation learning in our model.

Multi-Task Learning Representation Learning

Improving Continual Relation Extraction through Prototypical Contrastive Learning

no code implementations COLING 2022 Chengwei Hu, Deqing Yang, Haoliang Jin, Zhen Chen, Yanghua Xiao

Continual relation extraction (CRE) aims to extract relations towards the continuous and iterative arrival of new data, of which the major challenge is the catastrophic forgetting of old tasks.

Continual Relation Extraction Contrastive Learning +1

Generative Entity Typing with Curriculum Learning

1 code implementation6 Oct 2022 Siyu Yuan, Deqing Yang, Jiaqing Liang, Zhixu Li, Jinxi Liu, Jingyue Huang, Yanghua Xiao

To overcome these drawbacks, we propose a novel generative entity typing (GET) paradigm: given a text with an entity mention, the multiple types for the role that the entity plays in the text are generated with a pre-trained language model (PLM).

Entity Typing Language Modelling

Large-scale Multi-granular Concept Extraction Based on Machine Reading Comprehension

1 code implementation30 Aug 2022 Siyu Yuan, Deqing Yang, Jiaqing Liang, Jilun Sun, Jingyue Huang, Kaiyan Cao, Yanghua Xiao, Rui Xie

In order to supply existing KGs with more fine-grained and new concepts, we propose a novel concept extraction framework, namely MRC-CE, to extract large-scale multi-granular concepts from the descriptive texts of entities.

Descriptive Knowledge Graphs +1

Factorial User Modeling with Hierarchical Graph Neural Network for Enhanced Sequential Recommendation

1 code implementation27 Jul 2022 Lyuxin Xue, Deqing Yang, Yanghua Xiao

Most sequential recommendation (SR) systems employing graph neural networks (GNNs) only model a user's interaction sequence as a flat graph without hierarchy, overlooking diverse factors in the user's preference.

Sequential Recommendation

Contextual Information and Commonsense Based Prompt for Emotion Recognition in Conversation

1 code implementation27 Jul 2022 Jingjie Yi, Deqing Yang, Siyu Yuan, Caiyan Cao, Zhiyao Zhang, Yanghua Xiao

The newly proposed ERC models have leveraged pre-trained language models (PLMs) with the paradigm of pre-training and fine-tuning to obtain good performance.

Emotion Recognition in Conversation Language Modelling

Relation-Specific Attentions over Entity Mentions for Enhanced Document-Level Relation Extraction

1 code implementation NAACL 2022 Jiaxin Yu, Deqing Yang, Shuyu Tian

Compared with traditional sentence-level relation extraction, document-level relation extraction is a more challenging task where an entity in a document may be mentioned multiple times and associated with multiple relations.

Document-level Relation Extraction Relation +2

Improving Information Cascade Modeling by Social Topology and Dual Role User Dependency

1 code implementation7 Apr 2022 Baichuan Liu, Deqing Yang, Yueyi Wang, Yuchen Shi

However, the user dependencies in a cascade sequence captured by sequential models are generally unidirectional and inconsistent with diffusion trees.

Refining Sample Embeddings with Relation Prototypes to Enhance Continual Relation Extraction

1 code implementation ACL 2021 Li Cui, Deqing Yang, Jiaxin Yu, Chengwei Hu, Jiayang Cheng, Jingjie Yi, Yanghua Xiao

As a typical task of continual learning, continual relation extraction (CRE) aims to extract relations between entities from texts, where the samples of different relations are delivered into the model continuously.

Continual Learning Continual Relation Extraction +1

A Question-answering Based Framework for Relation Extraction Validation

no code implementations7 Apr 2021 Jiayang Cheng, Haiyun Jiang, Deqing Yang, Yanghua Xiao

However, few works have focused on how to validate and correct the results generated by the existing relation extraction models.

Question Answering Relation +1

Complex Relation Extraction: Challenges and Opportunities

no code implementations9 Dec 2020 Haiyun Jiang, Qiaoben Bao, Qiao Cheng, Deqing Yang, Li Wang, Yanghua Xiao

In recent years, many complex relation extraction tasks, i. e., the variants of simple binary relation extraction, are proposed to meet the complex applications in practice.

Binary Relation Extraction Relation

Convolutional Gaussian Embeddings for Personalized Recommendation with Uncertainty

1 code implementation19 Jun 2020 Junyang Jiang, Deqing Yang, Yanghua Xiao, Chenlu Shen

Most of existing embedding based recommendation models use embeddings (vectors) corresponding to a single fixed point in low-dimensional space, to represent users and items.

Recommendation Systems

A Knowledge-Enhanced Recommendation Model with Attribute-Level Co-Attention

no code implementations18 Jun 2020 Deqing Yang, Zengcun Song, Lvxin Xue, Yanghua Xiao

Deep neural networks (DNNs) have been widely employed in recommender systems including incorporating attention mechanism for performance improvement.

Attribute Knowledge Graphs +1

Incorporating User Micro-behaviors and Item Knowledge into Multi-task Learning for Session-based Recommendation

1 code implementation12 Jun 2020 Wenjing Meng, Deqing Yang, Yanghua Xiao

These insights motivate us to propose a novel SR model MKM-SR in this paper, which incorporates user Micro-behaviors and item Knowledge into Multi-task learning for Session-based Recommendation.

Multi-Task Learning Session-Based Recommendations

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