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相关论文: Fine-tuning BERT for Joint Entity and Relation Ext…

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Existing state of the art neural entity linking models employ attention-based bag-of-words context model and pre-trained entity embeddings bootstrapped from word embeddings to assess topic level context compatibility. However, the latent…

计算与语言 · 计算机科学 2020-01-07 Shuang Chen , Jinpeng Wang , Feng Jiang , Chin-Yew Lin

While Neural Machine Translation(NMT) has achieved great progress in recent years, it still suffers from inaccurate translation of entities (e.g., person/organization name, location), due to the lack of entity training instances. When we…

计算与语言 · 计算机科学 2023-06-06 Zixin Zeng , Rui Wang , Yichong Leng , Junliang Guo , Xu Tan , Tao Qin , Tie-yan Liu

We target on the document-level relation extraction in an end-to-end setting, where the model needs to jointly perform mention extraction, coreference resolution (COREF) and relation extraction (RE) at once, and gets evaluated in an…

计算与语言 · 计算机科学 2022-05-05 Liyan Xu , Jinho D. Choi

Recent span-based joint extraction models have demonstrated significant advantages in both entity recognition and relation extraction. These models treat text spans as candidate entities, and span pairs as candidate relationship tuples,…

计算与语言 · 计算机科学 2023-09-19 Chenguang Xue , Jiamin Lu

Backgrounds: Information extraction (IE) is critical in clinical natural language processing (NLP). While large language models (LLMs) excel on generative tasks, their performance on extractive tasks remains debated. Methods: We…

Radiology reports contain a diverse and rich set of clinical abnormalities documented by radiologists during their interpretation of the images. Comprehensive semantic representations of radiological findings would enable a wide range of…

计算与语言 · 计算机科学 2021-12-28 Wilson Lau , Kevin Lybarger , Martin L. Gunn , Meliha Yetisgen

Identifying words that impact a task's performance more than others is a challenge in natural language processing. Transformers models have recently addressed this issue by incorporating an attention mechanism that assigns greater attention…

计算与语言 · 计算机科学 2023-03-15 Neşet Özkan Tan , Alex Yuxuan Peng , Joshua Bensemann , Qiming Bao , Tim Hartill , Mark Gahegan , Michael Witbrock

Financial named entity recognition (FinNER) from literature is a challenging task in the field of financial text information extraction, which aims to extract a large amount of financial knowledge from unstructured texts. It is widely…

计算与语言 · 计算机科学 2022-06-01 Yuzhe Zhang , Hong Zhang

Medical imaging is critical to the diagnosis and treatment of numerous medical problems, including many forms of cancer. Medical imaging reports distill the findings and observations of radiologists, creating an unstructured textual…

计算与语言 · 计算机科学 2021-08-23 Kevin Lybarger , Aashka Damani , Martin Gunn , Ozlem Uzuner , Meliha Yetisgen

Computational chemistry develops fast in recent years due to the rapid growth and breakthroughs in AI. Thanks for the progress in natural language processing, researchers can extract more fine-grained knowledge in publications to stimulate…

计算与语言 · 计算机科学 2019-05-15 Na Pang , Li Qian , Weimin Lyu , Jin-Dong Yang

Neural networks provide new possibilities to automatically learn complex language patterns and query-document relations. Neural IR models have achieved promising results in learning query-document relevance patterns, but few explorations…

信息检索 · 计算机科学 2019-05-23 Zhuyun Dai , Jamie Callan

Detection and disambiguation of all entities in text is a crucial task for a wide range of applications. The typical formulation of the problem involves two stages: detect mention boundaries and link all mentions to a knowledge base. For a…

信息检索 · 计算机科学 2022-09-14 Christina Du , Kashyap Popat , Louis Martin , Fabio Petroni

Small and imbalanced datasets commonly seen in healthcare represent a challenge when training classifiers based on deep learning models. So motivated, we propose a novel framework based on BioBERT (Bidirectional Encoder Representations from…

计算与语言 · 计算机科学 2020-06-23 Shijing Si , Rui Wang , Jedrek Wosik , Hao Zhang , David Dov , Guoyin Wang , Ricardo Henao , Lawrence Carin

With the rapid development of information technology, online platforms (e.g., news portals and social media) generate enormous web information every moment. Therefore, it is crucial to extract structured representations of events from…

计算与语言 · 计算机科学 2021-12-21 Jiangwei Liu , Jingshu Zhang , Xiaohong Huang , Liangyu Min

Chinese pre-trained language models usually process text as a sequence of characters, while ignoring more coarse granularity, e.g., words. In this work, we propose a novel pre-training paradigm for Chinese -- Lattice-BERT, which explicitly…

计算与语言 · 计算机科学 2021-05-31 Yuxuan Lai , Yijia Liu , Yansong Feng , Songfang Huang , Dongyan Zhao

Intent Detection and Slot Filling are two pillar tasks in Spoken Natural Language Understanding. Common approaches adopt joint Deep Learning architectures in attention-based recurrent frameworks. In this work, we aim at exploiting the…

计算与语言 · 计算机科学 2019-07-08 Giuseppe Castellucci , Valentina Bellomaria , Andrea Favalli , Raniero Romagnoli

Contextualized representations give significantly improved results for a wide range of NLP tasks. Much work has been dedicated to analyzing the features captured by representative models such as BERT. Existing work finds that syntactic,…

计算与语言 · 计算机科学 2020-10-16 Yile Wang , Leyang Cui , Yue Zhang

In this paper, the authors propose TriBERTa, a supervised entity resolution system that utilizes a pre-trained large language model and a triplet loss function to learn representations for entity matching. The system consists of two steps:…

计算与语言 · 计算机科学 2024-11-19 Xiaowei Xu , Bi T. Foua , Xingqiao Wang , Vivek Gunasekaran , John R. Talburt

Biomedical text mining is becoming increasingly important as the number of biomedical documents rapidly grows. With the progress in natural language processing (NLP), extracting valuable information from biomedical literature has gained…

计算与语言 · 计算机科学 2019-10-21 Jinhyuk Lee , Wonjin Yoon , Sungdong Kim , Donghyeon Kim , Sunkyu Kim , Chan Ho So , Jaewoo Kang

Vector embeddings from pre-trained language models form a core component in Neural Information Retrieval systems across a multitude of knowledge extraction tasks. The paradigm of late interaction, introduced in ColBERT, demonstrates high…

信息检索 · 计算机科学 2026-03-27 Raj Nath Patel , Sourav Dutta
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