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Related papers: Zero-Shot Learning in Named-Entity Recognition wit…

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Zero-shot learning (ZSL) aims to recognize unseen classes by exploiting semantic descriptions shared between seen classes and unseen classes. Current methods show that it is effective to learn visual-semantic alignment by projecting…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Zaiquan Yang , Yang Liu , Wenjia Xu , Chong Huang , Lei Zhou , Chao Tong

We study the named entity recognition (NER) problem under the extremely weak supervision (XWS) setting, where only one example entity per type is given in a context-free way. While one can see that XWS is lighter than one-shot in terms of…

Computation and Language · Computer Science 2023-11-07 Letian Peng , Zihan Wang , Jingbo Shang

Zero-shot learning aims at recognizing unseen classes (no training example) with knowledge transferred from seen classes. This is typically achieved by exploiting a semantic feature space shared by both seen and unseen classes, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2020-05-01 Jingcai Guo , Song Guo

Although zero-shot learning (ZSL) has an inferential capability of recognizing new classes that have never been seen before, it always faces two fundamental challenges of the cross modality and crossdomain challenges. In order to alleviate…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Cheng Xie , Hongxin Xiang , Ting Zeng , Yun Yang , Beibei Yu , Qing Liu

Zero-shot point cloud segmentation aims to make deep models capable of recognizing novel objects in point cloud that are unseen in the training phase. Recent trends favor the pipeline which transfers knowledge from seen classes with labels…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Yuhang Lu , Qi Jiang , Runnan Chen , Yuenan Hou , Xinge Zhu , Yuexin Ma

Cross-domain NER is a practical yet challenging problem since the data scarcity in the real-world scenario. A common practice is first to learn a NER model in a rich-resource general domain and then adapt the model to specific domains. Due…

Computation and Language · Computer Science 2024-08-09 Junhao Zheng , Haibin Chen , Qianli Ma

Zero-resource named entity recognition (NER) severely suffers from data scarcity in a specific domain or language. Most studies on zero-resource NER transfer knowledge from various data by fine-tuning on different auxiliary tasks. However,…

Computation and Language · Computer Science 2021-07-23 Ying Zhang , Fandong Meng , Yufeng Chen , Jinan Xu , Jie Zhou

Feature selection, an effective technique for dimensionality reduction, plays an important role in many machine learning systems. Supervised knowledge can significantly improve the performance. However, faced with the rapid growth of newly…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Zheng Wang , Qiao Wang , Tingzhang Zhao , Xiaojun Ye

Recent mask proposal models have significantly improved the performance of zero-shot semantic segmentation. However, the use of a `background' embedding during training in these methods is problematic as the resulting model tends to…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Son Duy Dao , Hengcan Shi , Dinh Phung , Jianfei Cai

Exploring the application of powerful large language models (LLMs) on the named entity recognition (NER) task has drawn much attention recently. This work pushes the performance boundary of zero-shot NER with LLMs by proposing a…

Computation and Language · Computer Science 2024-03-22 Tingyu Xie , Qi Li , Yan Zhang , Zuozhu Liu , Hongwei Wang

This paper considers the problem of zero-shot entity linking, in which a link in the test time may not present in training. Following the prevailing BERT-based research efforts, we find a simple yet effective way is to expand the long-range…

Computation and Language · Computer Science 2022-12-20 Zonghai Yao , Liangliang Cao , Huapu Pan

In this paper, we address an open problem of zero-shot learning. Its principle is based on learning a mapping that associates feature vectors extracted from i.e. images and attribute vectors that describe objects and/or scenes of interest.…

Computer Vision and Pattern Recognition · Computer Science 2018-06-26 Hongguang Zhang , Piotr Koniusz

Recently, prompt-based learning for pre-trained language models has succeeded in few-shot Named Entity Recognition (NER) by exploiting prompts as task guidance to increase label efficiency. However, previous prompt-based methods for…

Computation and Language · Computer Science 2022-03-07 Andy T. Liu , Wei Xiao , Henghui Zhu , Dejiao Zhang , Shang-Wen Li , Andrew Arnold

Recent approaches have shown that training deep neural networks directly on large-scale image-text pair collections enables zero-shot transfer on various recognition tasks. One central issue is how this can be generalized to object…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Johnathan Xie , Shuai Zheng

Entity matching (EM) identifies data records that refer to the same real-world entity. Despite the effort in the past years to improve the performance in EM, the existing methods still require a huge amount of labeled data in each domain…

Machine Learning · Computer Science 2022-04-21 Mohamed Trabelsi , Jeff Heflin , Jin Cao

Named Entity Recognition (NER) in Few-Shot setting is imperative for entity tagging in low resource domains. Existing approaches only learn class-specific semantic features and intermediate representations from source domains. This affects…

Computation and Language · Computer Science 2022-03-29 Sarkar Snigdha Sarathi Das , Arzoo Katiyar , Rebecca J. Passonneau , Rui Zhang

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…

Computation and Language · Computer Science 2024-08-26 Yafeng Zhang , Zilan Yu , Yuang Huang , Jing Tang

Large Language Models (LLMs, e.g., ChatGPT) have shown impressive zero- and few-shot capabilities in Named Entity Recognition (NER). However, these models can only be accessed via online APIs, which may cause data leak and non-reproducible…

Computation and Language · Computer Science 2023-05-08 Bin Ji

Zero-shot named entity recognition (NER) aims to develop entity recognition systems from unannotated text corpora. This task presents substantial challenges due to minimal human intervention. Recent work has adapted large language models…

Information Retrieval · Computer Science 2025-02-27 Zihan Wang , Ziqi Zhao , Yougang Lyu , Zhumin Chen , Maarten de Rijke , Zhaochun Ren

The pre-trained language model (eg, BERT) based deep retrieval models achieved superior performance over lexical retrieval models (eg, BM25) in many passage retrieval tasks. However, limited work has been done to generalize a deep retrieval…

Information Retrieval · Computer Science 2023-02-21 Tao Chen , Mingyang Zhang , Jing Lu , Michael Bendersky , Marc Najork