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相关论文: Unsupervised Named Entity Disambiguation for Low R…

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Named Entity Recognition (NER) is a critical component of Natural Language Processing (NLP) for extracting structured information from unstructured text. However, for low-resource languages like Catalan, the performance of NER systems often…

Successful Machine Learning based Named Entity Recognition models could fail on texts from some special domains, for instance, Chinese addresses and e-commerce titles, where requires adequate background knowledge. Such texts are also…

计算与语言 · 计算机科学 2022-09-29 Xin Zhang , Yong Jiang , Xiaobin Wang , Xuming Hu , Yueheng Sun , Pengjun Xie , Meishan Zhang

While transfer learning has become a ubiquitous technique used across Natural Language Processing (NLP) tasks, it is often unable to replicate the performance of pre-trained models on text of niche domains like Automotive. In this paper we…

计算与语言 · 计算机科学 2021-12-02 Anmol Nayak , Hari Prasad Timmapathini

Salience Estimation aims to predict term importance in documents. Due to few existing human-annotated datasets and the subjective notion of salience, previous studies typically generate pseudo-ground truth for evaluation. However, our…

计算与语言 · 计算机科学 2021-04-15 Jiaying Lu , Jinho D. Choi

Named entity recognition is a key component of Information Extraction (IE), particularly in scientific domains such as biomedicine and chemistry, where large language models (LLMs), e.g., ChatGPT, fall short. We investigate the…

计算与语言 · 计算机科学 2024-04-02 Hongyi Liu , Qingyun Wang , Payam Karisani , Heng Ji

Knowledge graphs (KGs) can vary greatly from one domain to another. Therefore supervised approaches to both graph-to-text generation and text-to-graph knowledge extraction (semantic parsing) will always suffer from a shortage of…

计算与语言 · 计算机科学 2020-11-18 Martin Schmitt , Sahand Sharifzadeh , Volker Tresp , Hinrich Schütze

Named Entity Recognition (NER) is a challenging task that extracts named entities from unstructured text data, including news, articles, social comments, etc. The NER system has been studied for decades. Recently, the development of Deep…

计算与语言 · 计算机科学 2020-09-03 Jiuniu Wang , Wenjia Xu , Xingyu Fu , Guangluan Xu , Yirong Wu

Named Entity Recognition is one of the most important text processing requirement in many NLP tasks. In this paper we use a deep architecture to accomplish the task of recognizing named entities in a given Hindi text sentence. Bidirectional…

计算与语言 · 计算机科学 2019-11-06 Bansi Shah , Sunil Kumar Kopparapu

Data augmentation techniques have been used to alleviate the problem of scarce labeled data in various NER tasks (flat, nested, and discontinuous NER tasks). Existing augmentation techniques either manipulate the words in the original text…

计算与语言 · 计算机科学 2023-05-29 Xuming Hu , Yong Jiang , Aiwei Liu , Zhongqiang Huang , Pengjun Xie , Fei Huang , Lijie Wen , Philip S. Yu

Grounded Multimodal Named Entity Recognition (GMNER) identifies named entities, including their spans and types, in natural language text and grounds them to the corresponding regions in associated images. Most existing approaches split…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Hongbing Li , Jiamin Liu , Shuo Zhang , Bo Xiao

We consider the problem of unsupervised domain adaptation for semantic segmentation by easing the domain shift between the source domain (synthetic data) and the target domain (real data) in this work. State-of-the-art approaches prove that…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Zhonghao Wang , Mo Yu , Yunchao Wei , Rogerio Feris , Jinjun Xiong , Wen-mei Hwu , Thomas S. Huang , Humphrey Shi

Named Entity Recognition (NER) is an essential precursor task for many natural language applications, such as relation extraction or event extraction. Much of the NER research has been done on datasets with few classes of entity types (e.g.…

计算与语言 · 计算机科学 2020-09-17 Parul Awasthy , Taesun Moon , Jian Ni , Radu Florian

Named Entity Recognition (NER) is a critical task in natural language processing, yet it remains particularly challenging for discontinuous entities. The primary difficulty lies in text segmentation, as traditional methods often missegment…

计算与语言 · 计算机科学 2026-01-01 Wen-Fang Su , Hsiao-Wei Chou , Wen-Yang Lin

Applying natural language processing for mining and intelligent information access to tweets (a form of microblog) is a challenging, emerging research area. Unlike carefully authored news text and other longer content, tweets pose a number…

The deep neural network (DNN) has been proven effective in various domains. However, they often struggle to perform well on certain minority groups during inference, despite showing strong performance on the majority of data groups. This is…

机器学习 · 计算机科学 2023-12-11 Jiaxu Zhao , Lu Yin , Shiwei Liu , Meng Fang , Mykola Pechenizkiy

Knowledge graph integration typically suffers from the widely existing dangling entities that cannot find alignment cross knowledge graphs (KGs). The dangling entity set is unavailable in most real-world scenarios, and manually mining the…

计算与语言 · 计算机科学 2022-03-11 Shengxuan Luo , Sheng Yu

Fine-grained entity typing is the task of assigning fine-grained semantic types to entity mentions. We propose a neural architecture which learns a distributional semantic representation that leverages a greater amount of semantic context…

计算与语言 · 计算机科学 2018-04-24 Sheng Zhang , Kevin Duh , Benjamin Van Durme

Entity retrieval is the task of finding entities such as people or products in response to a query, based solely on the textual documents they are associated with. Recent semantic entity retrieval algorithms represent queries and experts in…

信息检索 · 计算机科学 2017-07-26 Christophe Van Gysel , Maarten de Rijke , Evangelos Kanoulas

Incorporating tagging into neural machine translation (NMT) systems has shown promising results in helping translate rare words such as named entities (NE). However, translating NE in low-resource setting remains a challenge. In this work,…

计算与语言 · 计算机科学 2022-09-09 Zilu Tang , Derry Wijaya

Entity search, i.e., finding the most similar entities to a query entity, faces unique challenges in e-commerce, where product similarity varies across categories and contexts. Traditional embedding-based approaches often struggle to…

信息检索 · 计算机科学 2026-05-01 Yilun Zhu , Nikhita Vedula , Shervin Malmasi
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