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Distantly-Supervised Named Entity Recognition (DS-NER) effectively alleviates the data scarcity problem in NER by automatically generating training samples. Unfortunately, the distant supervision may induce noisy labels, thus undermining…

计算与语言 · 计算机科学 2022-12-14 Xiaoye Qu , Jun Zeng , Daizong Liu , Zhefeng Wang , Baoxing Huai , Pan Zhou

Cross-lingual named entity recognition (NER) aims to train an NER system that generalizes well to a target language by leveraging labeled data in a given source language. Previous work alleviates the data scarcity problem by translating…

计算与语言 · 计算机科学 2023-05-25 Tingting Ma , Qianhui Wu , Huiqiang Jiang , Börje F. Karlsson , Tiejun Zhao , Chin-Yew Lin

Named Entity Recognition (NER) is a machine learning task that traditionally relies on supervised learning and annotated data. Acquiring such data is often a challenge, particularly in specialized fields like medical, legal, and financial…

Here we present the training and evaluation of NanoNER, a Named Entity Recognition (NER) model for Nanobiology. NER consists in the identification of specific entities in spans of unstructured texts and is often a primary task in Natural…

信息检索 · 计算机科学 2024-02-07 Martin Lentschat , Cyril Labbé , Ran Cheng

We study the problem of building entity tagging systems by using a few rules as weak supervision. Previous methods mostly focus on disambiguation entity types based on contexts and expert-provided rules, while assuming entity spans are…

计算与语言 · 计算机科学 2021-07-07 Jiacheng Li , Haibo Ding , Jingbo Shang , Julian McAuley , Zhe Feng

Named Entity Recognition (NER) is an important task in natural language processing that aims to identify and extract key entities from unstructured text. We present a novel application of NER in plasma physics research articles and address…

计算与语言 · 计算机科学 2026-02-13 Muhammad Haris , Hans Höft , Markus M. Becker , Markus Stocker

Few-shot named entity recognition (NER) detects named entities within text using only a few annotated examples. One promising line of research is to leverage natural language descriptions of each entity type: the common label PER might, for…

计算与语言 · 计算机科学 2024-03-22 Jonas Golde , Felix Hamborg , Alan Akbik

In the domain of Natural Language Processing (NLP), Named Entity Recognition (NER) stands out as a pivotal mechanism for extracting structured insights from unstructured text. This manuscript offers an exhaustive exploration into the…

计算与语言 · 计算机科学 2023-09-26 Kalyani Pakhale

Instead of using expensive manual annotations, researchers have proposed to train named entity recognition (NER) systems using heuristic labeling rules. However, devising labeling rules is challenging because it often requires a…

计算与语言 · 计算机科学 2021-04-14 Xinyan Zhao , Haibo Ding , Zhe Feng

We present a bi-encoder framework for named entity recognition (NER), which applies contrastive learning to map candidate text spans and entity types into the same vector representation space. Prior work predominantly approaches NER as…

计算与语言 · 计算机科学 2023-02-24 Sheng Zhang , Hao Cheng , Jianfeng Gao , Hoifung Poon

Structured representations of entity names are useful for many entity-related tasks such as entity normalization and variant generation. Learning the implicit structured representations of entity names without context and external knowledge…

计算与语言 · 计算机科学 2020-11-03 Kun Qian , Poornima Chozhiyath Raman , Yunyao Li , Lucian Popa

Named entity recognition is a fundamental task in natural language processing, identifying the span and category of entities in unstructured texts. The traditional sequence labeling methodology ignores the nested entities, i.e. entities…

计算与语言 · 计算机科学 2022-10-24 Xueru Wen , Changjiang Zhou , Haotian Tang , Luguang Liang , Yu Jiang , Hong Qi

Named-entity recognition (NER) is a task that typically requires large annotated datasets, which limits its applicability across domains with varying entity definitions. This paper addresses few-shot NER, aiming to transfer knowledge to new…

计算与语言 · 计算机科学 2024-12-13 Ayoub Hammal , Benno Uthayasooriyar , Caio Corro

We study the problem of training named entity recognition (NER) models using only distantly-labeled data, which can be automatically obtained by matching entity mentions in the raw text with entity types in a knowledge base. The biggest…

计算与语言 · 计算机科学 2021-09-13 Yu Meng , Yunyi Zhang , Jiaxin Huang , Xuan Wang , Yu Zhang , Heng Ji , Jiawei Han

Recognizing entities in texts is a central need in many information-seeking scenarios, and indeed, Named Entity Recognition (NER) is arguably one of the most successful examples of a widely adopted NLP task and corresponding NLP technology.…

计算与语言 · 计算机科学 2023-10-24 Uri Katz , Matan Vetzler , Amir DN Cohen , Yoav Goldberg

Traditional information retrieval treats named entity recognition as a pre-indexing corpus annotation task, allowing entity tags to be indexed and used during search. Named entity taggers themselves are typically trained on thousands or…

信息检索 · 计算机科学 2018-06-14 John Foley , Sheikh Muhammad Sarwar , James Allan

Named Entity Recognition (NER) aims to extract and classify entity mentions in the text into pre-defined types (e.g., organization or person name). Recently, many works have been proposed to shape the NER as a machine reading comprehension…

计算与语言 · 计算机科学 2023-09-21 Yibo Wang , Wenting Zhao , Yao Wan , Zhongfen Deng , Philip S. Yu

Although named entity recognition (NER) helps us to extract domain-specific entities from text (e.g., artists in the music domain), it is costly to create a large amount of training data or a structured knowledge base to perform accurate…

计算与语言 · 计算机科学 2023-06-07 Kosuke Nishida , Naoki Yoshinaga , Kyosuke Nishida

Recently, there is an effort to extend fine-grained entity typing by using a richer and ultra-fine set of types, and labeling noun phrases including pronouns and nominal nouns instead of just named entity mentions. A key challenge for this…

计算与语言 · 计算机科学 2021-06-09 Hongliang Dai , Yangqiu Song , Haixun Wang

Deep Learning (DL) based methods for object detection achieve remarkable performance at the cost of computationally expensive training and extensive data labeling. Robots embodiment can be exploited to mitigate this burden by acquiring…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Elisa Maiettini , Andrea Maracani , Raffaello Camoriano , Giulia Pasquale , Vadim Tikhanoff , Lorenzo Rosasco , Lorenzo Natale