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Relation classification is an important semantic processing task for which state-ofthe-art systems still rely on costly handcrafted features. In this work we tackle the relation classification task using a convolutional neural network that…

计算与语言 · 计算机科学 2015-05-26 Cicero Nogueira dos Santos , Bing Xiang , Bowen Zhou

Joint entity and relation extraction is an essential task in natural language processing and knowledge graph construction. Existing approaches usually decompose the joint extraction task into several basic modules or processing steps to…

计算与语言 · 计算机科学 2022-03-18 Yu-Ming Shang , Heyan Huang , Xian-Ling Mao

The paper introduces our system for SemEval-2024 Task 1, which aims to predict the relatedness of sentence pairs. Operating under the hypothesis that semantic relatedness is a broader concept that extends beyond mere similarity of…

计算与语言 · 计算机科学 2024-10-15 Leixin Zhang , Çağrı Çöltekin

We describe our system for SemEval-2018 Shared Task on Semantic Relation Extraction and Classification in Scientific Papers where we focus on the Classification task. Our simple piecewise convolution neural encoder performs decently in an…

计算与语言 · 计算机科学 2018-05-02 Dushyanta Dhyani

This paper describes the system deployed by the CLaC-EDLK team to the "SemEval 2016, Complex Word Identification task". The goal of the task is to identify if a given word in a given context is "simple" or "complex". Our system relies on…

计算与语言 · 计算机科学 2017-09-12 Elnaz Davoodi , Leila Kosseim

Existing datasets for relation classification and extraction often exhibit limitations such as restricted relation types and domain-specific biases. This work presents a generic framework to generate well-structured sentences from given…

信息检索 · 计算机科学 2024-12-31 Mansi , Pranshu Pandya , Mahek Bhavesh Vora , Soumya Bharadwaj , Ashish Anand

Retrieval-Augmented Generation (RAG) systems enhance large language models (LLMs) by integrating external knowledge sources, enabling more accurate and contextually relevant responses tailored to user needs. However, existing RAG systems…

信息检索 · 计算机科学 2025-04-29 Zirui Guo , Lianghao Xia , Yanhua Yu , Tu Ao , Chao Huang

This paper describes the system developed by the Laboratoire d'analyse statistique des textes (LAST) for the Lexical Complexity Prediction shared task at SemEval-2021. The proposed system is made up of a LightGBM model fed with features…

计算与语言 · 计算机科学 2021-05-21 Yves Bestgen

This article presents the SIRIUS-LTG-UiO system for the SemEval 2018 Task 7 on Semantic Relation Extraction and Classification in Scientific Papers. First we extract the shortest dependency path (sdp) between two entities, then we introduce…

计算与语言 · 计算机科学 2018-04-25 Farhad Nooralahzadeh , Lilja Øvrelid , Jan Tore Lønning

With the booming of Large Language Models (LLMs), prompt-learning has become a promising method mainly researched in various research areas. Recently, many attempts based on prompt-learning have been made to improve the performance of text…

计算与语言 · 计算机科学 2024-06-07 Chun Liu , Hongguang Zhang , Kainan Zhao , Xinghai Ju , Lin Yang

This paper presents LightFusionRec, a novel lightweight cross-domain recommendation system that integrates DistilBERT for textual feature extraction and FastText for genre embedding. Important issues in recommendation systems, such as data…

人工智能 · 计算机科学 2024-10-22 Vansh Kharidia , Dhruvi Paprunia , Prashasti Kanikar

Reading is a complex process which requires proper understanding of texts in order to create coherent mental representations. However, comprehension problems may arise due to hard-to-understand sections, which can prove troublesome for…

计算与语言 · 计算机科学 2021-04-15 George-Eduard Zaharia , Dumitru-Clementin Cercel , Mihai Dascalu

Relation extraction aims to classify the relationships between two entities into pre-defined categories. While previous research has mainly focused on sentence-level relation extraction, recent studies have expanded the scope to…

计算与语言 · 计算机科学 2023-10-16 Chufan Gao , Xulin Fan , Jimeng Sun , Xuan Wang

Sentence-level relation extraction aims to identify the relation between two entities for a given sentence. The existing works mostly focus on obtaining a better entity representation and adopting a multi-label classifier for relation…

计算与语言 · 计算机科学 2023-04-12 Jiewen Zheng , Ze Chen

Extracting relational triples from unstructured text is an essential task in natural language processing and knowledge graph construction. Existing approaches usually contain two fundamental steps: (1) finding the boundary positions of head…

计算与语言 · 计算机科学 2022-05-12 Yu-Ming Shang , Heyan Huang , Xin Sun , Wei Wei , Xian-Ling Mao

Document-level relation extraction (DocRE) aims to identify semantic labels among entities within a single document. One major challenge of DocRE is to dig decisive details regarding a specific entity pair from long text. However, in many…

计算与语言 · 计算机科学 2023-02-14 Zhichao Duan , Xiuxing Li , Zhenyu Li , Zhuo Wang , Jianyong Wang

Conversation is the most natural form of human communication, where each utterance can range over a variety of possible emotions. While significant work has been done towards the detection of emotions in text, relatively little work has…

计算与语言 · 计算机科学 2024-04-03 Suyash Vardhan Mathur , Akshett Rai Jindal , Hardik Mittal , Manish Shrivastava

Forms are a common type of document in real life and carry rich information through textual contents and the organizational structure. To realize automatic processing of forms, word grouping and relation extraction are two fundamental and…

计算与语言 · 计算机科学 2021-05-12 Zilong Wang , Mingjie Zhan , Houxing Ren , Zhaohui Hou , Yuwei Wu , Xingyan Zhang , Ding Liang

The relation extraction (RE) in complex scenarios faces challenges such as diverse relation types and ambiguous relations between entities within a single sentence, leading to the poor performance of pure "text-in, text-out" language models…

计算与语言 · 计算机科学 2024-09-04 Yuchen Shi , Guochao Jiang , Tian Qiu , Deqing Yang

Relation extraction is an important task in structuring content of text data, and becomes especially challenging when learning with weak supervision---where only a limited number of labeled sentences are given and a large number of…

计算与语言 · 计算机科学 2019-02-26 Hongtao Lin , Jun Yan , Meng Qu , Xiang Ren