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In the field of domain adaptation (DA) on 3D object detection, most of the work is dedicated to unsupervised domain adaptation (UDA). Yet, without any target annotations, the performance gap between the UDA approaches and the…

计算机视觉与模式识别 · 计算机科学 2024-02-09 Tsung-Lin Tsou , Tsung-Han Wu , Winston H. Hsu

Named Entity Recognition (NER) is a core natural language processing task in which pre-trained language models have shown remarkable performance. However, standard benchmarks like CoNLL 2003 do not address many of the challenges that…

计算与语言 · 计算机科学 2023-05-01 Iker García-Ferrero , Jon Ander Campos , Oscar Sainz , Ander Salaberria , Dan Roth

Joint entity and relation extraction is a process that identifies entity pairs and their relations using a single model. We focus on the problem of joint extraction in distantly-labeled data, whose labels are generated by aligning entity…

计算与语言 · 计算机科学 2024-05-28 Yufei Li , Xiao Yu , Yanghong Guo , Yanchi Liu , Haifeng Chen , Cong Liu

We cast nested named entity recognition (NNER) as a sequence labeling task by leveraging prior work that linearizes constituency structures, effectively reducing the complexity of this structured prediction problem to straightforward token…

计算与语言 · 计算机科学 2025-09-30 Alberto Muñoz-Ortiz , David Vilares , Caio Corro , Carlos Gómez-Rodríguez

Low-resourced data presents a significant challenge for neural machine translation. In most cases, the low-resourced environment is caused by high costs due to the need for domain experts or the lack of language experts. Therefore,…

计算与语言 · 计算机科学 2024-05-22 Seunghyun Ji , Hagai Raja Sinulingga , Darongsae Kwon

Few-shot Named Entity Recognition (NER) aims to extract named entities using only a limited number of labeled examples. Existing contrastive learning methods often suffer from insufficient distinguishability in context vector representation…

计算与语言 · 计算机科学 2024-05-09 Haojie Zhang , Yimeng Zhuang

Named entity recognition (NER) is a fundamental part of extracting information from documents in biomedical applications. A notable advantage of NER is its consistency in extracting biomedical entities in a document context. Although…

计算与语言 · 计算机科学 2022-10-25 Minbyul Jeong , Jaewoo Kang

In this paper, we study the named entity recognition (NER) problem under distant supervision. Due to the incompleteness of the external dictionaries and/or knowledge bases, such distantly annotated training data usually suffer from a high…

计算与语言 · 计算机科学 2022-04-21 Kang Zhou , Yuepei Li , Qi Li

Distantly Supervised Named Entity Recognition (DS-NER) has attracted attention due to its scalability and ability to automatically generate labeled data. However, distant annotation introduces many mislabeled instances, limiting its…

计算与语言 · 计算机科学 2025-04-08 Qi Zhang , Huitong Pan , Zhijia Chen , Longin Jan Latecki , Cornelia Caragea , Eduard Dragut

Overhead depth map measurements capture sufficient amount of information to enable human experts to track pedestrians accurately. However, fully automating this process using image analysis algorithms can be challenging. Even though…

计算机视觉与模式识别 · 计算机科学 2018-04-12 Alessandro Corbetta , Vlado Menkovski , Federico Toschi

Many recent named entity recognition (NER) studies criticize flat NER for its non-overlapping assumption, and switch to investigating nested NER. However, existing nested NER models heavily rely on training data annotated with nested…

计算与语言 · 计算机科学 2022-11-02 Enwei Zhu , Yiyang Liu , Ming Jin , Jinpeng Li

Named entity recognition (NER) is used to extract information from various documents and texts such as names and dates. It is important to extract education and work experience information from resumes in order to filter them. Considering…

计算与语言 · 计算机科学 2023-06-23 Ege Kesim , Aysu Deliahmetoglu

Weakly supervised object detection has recently received much attention, since it only requires image-level labels instead of the bounding-box labels consumed in strongly supervised learning. Nevertheless, the save in labeling expense is…

计算机视觉与模式识别 · 计算机科学 2018-02-13 Jiajie Wang , Jiangchao Yao , Ya Zhang , Rui Zhang

Anomaly detection (AD) plays a pivotal role in numerous web-based applications, including malware detection, anti-money laundering, device failure detection, and network fault analysis. Most methods, which rely on unsupervised learning, are…

机器学习 · 计算机科学 2024-02-07 Haihong Zhao , Chenyi Zi , Yang Liu , Chen Zhang , Yan Zhou , Jia Li

Named entity recognition (NER), which focuses on the extraction of semantically meaningful named entities and their semantic classes from text, serves as an indispensable component for several down-stream natural language processing (NLP)…

计算与语言 · 计算机科学 2018-10-23 Zhanming Jie , Aldrian Obaja Muis , Wei Lu

Weakly-supervised object detection attempts to limit the amount of supervision by dispensing the need for bounding boxes, but still assumes image-level labels on the entire training set. In this work, we study the problem of training an…

计算机视觉与模式识别 · 计算机科学 2021-07-22 Zhaohui Yang , Miaojing Shi , Chao Xu , Vittorio Ferrari , Yannis Avrithis

Few-shot named entity recognition (NER) aims to recognize novel named entities in low-resource domains utilizing existing knowledge. However, the present few-shot NER models assume that the labeled data are all clean without noise or…

计算与语言 · 计算机科学 2023-12-14 Xiaojun Xue , Chunxia Zhang , Tianxiang Xu , Zhendong Niu

In many scenarios, named entity recognition (NER) models severely suffer from unlabeled entity problem, where the entities of a sentence may not be fully annotated. Through empirical studies performed on synthetic datasets, we find two…

计算与语言 · 计算机科学 2021-03-19 Yangming Li , Lemao Liu , Shuming Shi

State of the art Named Entity Recognition (NER) models have achieved an impressive ability to extract common phrases from text that belong to labels such as location, organization, time, and person. However, typical NER systems that rely on…

计算与语言 · 计算机科学 2024-01-24 Alexandra Loessberg-Zahl

Nested Named Entity Recognition (NNER) focuses on addressing overlapped entity recognition. Compared to Flat Named Entity Recognition (FNER), annotated resources are scarce in the corpus for NNER. Data augmentation is an effective approach…

计算与语言 · 计算机科学 2024-06-19 Xingming Liao , Nankai Lin , Haowen Li , Lianglun Cheng , Zhuowei Wang , Chong Chen