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Few-shot Named Entity Recognition (NER), the task of identifying named entities with only a limited amount of labeled data, has gained increasing significance in natural language processing. While existing methodologies have shown some…

计算与语言 · 计算机科学 2024-08-26 Yafeng Zhang , Zilan Yu , Yuang Huang , Jing Tang

Zero-shot learning enables the model to recognize unseen categories with the aid of auxiliary semantic information such as attributes. Current works proposed to detect attributes from local image regions and align extracted features with…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Junzhe Xu , Suling Duan , Chenwei Tang , Zhenan He , Jiancheng Lv

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

Few-shot named entity recognition (NER) systems aim at recognizing novel-class named entities based on only a few labeled examples. In this paper, we present a decomposed meta-learning approach which addresses the problem of few-shot NER by…

计算与语言 · 计算机科学 2022-04-14 Tingting Ma , Huiqiang Jiang , Qianhui Wu , Tiejun Zhao , Chin-Yew Lin

Multi-modal named entity recognition (MNER) aims at identifying entity spans and recognizing their categories in social media posts with the aid of images. However, in dominant MNER approaches, the interaction of different modalities is…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Junyu Lu , Dixiang Zhang , Pingjian Zhang

Cross-lingual Named Entity Recognition (NER) has recently become a research hotspot because it can alleviate the data-hungry problem for low-resource languages. However, few researches have focused on the scenario where the source-language…

计算与语言 · 计算机科学 2022-04-05 Yingwen Fu , Nankai Lin , Ziyu Yang , Shengyi Jiang

Semantic segmentation is a significant perception task in autonomous driving. It suffers from the risks of adversarial examples. In the past few years, deep learning has gradually transitioned from convolutional neural network (CNN) models…

计算机视觉与模式识别 · 计算机科学 2024-10-02 Jun Yan , Pengyu Wang , Danni Wang , Weiquan Huang , Daniel Watzenig , Huilin Yin

Named Entity Recognition (NER) is a challenging and widely studied task that involves detecting and typing entities in text. So far,NER still approaches entity typing as a task of classification into universal classes (e.g. date, person, or…

计算与语言 · 计算机科学 2023-02-22 Tristan Luiggi , Laure Soulier , Vincent Guigue , Siwar Jendoubi , Aurélien Baelde

The state-of-the-art named entity recognition (NER) systems are supervised machine learning models that require large amounts of manually annotated data to achieve high accuracy. However, annotating NER data by human is expensive and…

计算与语言 · 计算机科学 2019-11-04 Jian Ni , Georgiana Dinu , Radu Florian

Named Entity Recognition (NER) is essential in various Natural Language Processing (NLP) applications. Traditional NER models are effective but limited to a set of predefined entity types. In contrast, Large Language Models (LLMs) can…

计算与语言 · 计算机科学 2023-11-16 Urchade Zaratiana , Nadi Tomeh , Pierre Holat , Thierry Charnois

Named Entity Recognition (NER) is a crucial upstream task in Natural Language Processing (NLP). Traditional tag scheme approaches offer a single recognition that does not meet the needs of many downstream tasks such as coreference…

计算与语言 · 计算机科学 2020-04-30 Wendong He , Yizhen Shao , Pingjian Zhang

Recently, Zero-shot Sketch-based Image Retrieval (ZS-SBIR) has attracted the attention of the computer vision community due to it's real-world applications, and the more realistic and challenging setting than found in SBIR. ZS-SBIR inherits…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Osman Tursun , Simon Denman , Sridha Sridharan , Ethan Goan , Clinton Fookes

Despite progress in automated fact-checking, most systems require a significant amount of labeled training data, which is expensive. In this paper, we propose a novel zero-shot method, which instead of operating directly on the claim and…

计算与语言 · 计算机科学 2023-12-20 Zhangdie Yuan , Andreas Vlachos

Generalized Zero-Shot Learning (GZSL) and Open-Set Recognition (OSR) are two mainstream settings that greatly extend conventional visual object recognition. However, the limitations of their problem settings are not negligible. The novel…

计算机视觉与模式识别 · 计算机科学 2023-02-10 Zhaonan Li , Hongfu Liu

Named entity recognition (NER) is the task to identify mentions of rigid designators from text belonging to predefined semantic types such as person, location, organization etc. NER always serves as the foundation for many natural language…

计算与语言 · 计算机科学 2023-04-26 Jing Li , Aixin Sun , Jianglei Han , Chenliang Li

Despite the advancement of supervised image recognition algorithms, their dependence on the availability of labeled data and the rapid expansion of image categories raise the significant challenge of zero-shot learning. Zero-shot learning…

机器学习 · 计算机科学 2019-04-09 Meng Ye , Yuhong Guo

Research on overlapped and discontinuous named entity recognition (NER) has received increasing attention. The majority of previous work focuses on either overlapped or discontinuous entities. In this paper, we propose a novel span-based…

计算与语言 · 计算机科学 2021-06-29 Fei Li , Zhichao Lin , Meishan Zhang , Donghong Ji

Grounded Multimodal Named Entity Recognition (GMNER) task aims to identify named entities, entity types and their corresponding visual regions. GMNER task exhibits two challenging attributes: 1) The tenuous correlation between images and…

多媒体 · 计算机科学 2025-09-03 Jinyuan Li , Ziyan Li , Han Li , Jianfei Yu , Rui Xia , Di Sun , Gang Pan

The huge domain gap between sketches and photos and the highly abstract sketch representations pose challenges for sketch-based image retrieval (\underline{SBIR}). The zero-shot sketch-based image retrieval (\underline{ZS-SBIR}) is more…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Hao Ren , Ziqiang Zheng , Yang Wu , Hong Lu , Yang Yang , Ying Shan , Sai-Kit Yeung

Few-shot Named Entity Recognition (NER) is a task aiming to identify named entities via limited annotated samples. Recently, prototypical networks have shown promising performance in few-shot NER. Most of prototypical networks will utilize…

计算与语言 · 计算机科学 2023-05-23 Mozhi Zhang , Hang Yan , Yaqian Zhou , Xipeng Qiu