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In recent years, the fine-tuned generative models have been proven more powerful than the previous tagging-based or span-based models on named entity recognition (NER) task. It has also been found that the information related to entities,…

计算与语言 · 计算机科学 2024-06-12 Guochao Jiang , Ziqin Luo , Yuchen Shi , Dixuan Wang , Jiaqing Liang , Deqing Yang

Knowledge graphs serve as critical resources supporting intelligent systems, but they can be noisy due to imperfect automatic generation processes. Existing approaches to noise detection often rely on external facts, logical rule…

机器学习 · 计算机科学 2025-03-14 Jiaqi Sun , Yujia Zheng , Xinshuai Dong , Haoyue Dai , Kun Zhang

Imitating skills from low-quality datasets, such as sub-optimal demonstrations and observations with distractors, is common in real-world applications. In this work, we focus on the problem of Learning from Noisy Demonstrations (LND), where…

机器学习 · 计算机科学 2024-04-05 Kaichen Huang , Hai-Hang Sun , Shenghua Wan , Minghao Shao , Shuai Feng , Le Gan , De-Chuan Zhan

For languages with no annotated resources, transferring knowledge from rich-resource languages is an effective solution for named entity recognition (NER). While all existing methods directly transfer from source-learned model to a target…

计算与语言 · 计算机科学 2020-07-16 Qianhui Wu , Zijia Lin , Guoxin Wang , Hui Chen , Börje F. Karlsson , Biqing Huang , Chin-Yew Lin

This paper proposes a machine learning-assisted channel estimation approach for massive MIMO systems, leveraging DNNs to outperform traditional LS and MMSE methods. In 5G and beyond, accurate channel estimation mitigates pilot contamination…

信号处理 · 电气工程与系统科学 2025-10-16 Haoran He

Deep neural networks (DNNs) trained on large-scale datasets have exhibited significant performance in image classification. Many large-scale datasets are collected from websites, however they tend to contain inaccurate labels that are…

计算机视觉与模式识别 · 计算机科学 2019-04-23 Daiki Tanaka , Daiki Ikami , Toshihiko Yamasaki , Kiyoharu Aizawa

Supervised machine learning assumes the availability of fully-labeled data, but in many cases, such as low-resource languages, the only data available is partially annotated. We study the problem of Named Entity Recognition (NER) with…

计算与语言 · 计算机科学 2019-09-23 Stephen Mayhew , Snigdha Chaturvedi , Chen-Tse Tsai , Dan Roth

The MultiCoNER II task aims to detect complex, ambiguous, and fine-grained named entities in low-context situations and noisy scenarios like the presence of spelling mistakes and typos for multiple languages. The task poses significant…

计算与语言 · 计算机科学 2023-05-11 Long Ma , Kai Lu , Tianbo Che , Hailong Huang , Weiguo Gao , Xuan Li

Cross-lingual Named Entity Recognition (NER) leverages knowledge transfer between languages to identify and classify named entities, making it particularly useful for low-resource languages. We show that the data-based cross-lingual…

计算与语言 · 计算机科学 2025-02-03 Andrei Politov , Oleh Shkalikov , René Jäkel , Michael Färber

Enabling efficient and accurate deep neural network (DNN) inference on microcontrollers is non-trivial due to the constrained on-chip resources. Current methodologies primarily focus on compressing larger models yet at the expense of model…

机器学习 · 计算机科学 2024-03-15 Xiao Ma , Shengfeng He , Hezhe Qiao , Dong Ma

Mismatching problem between the source and target noisy corpora severely hinder the practical use of the machine-learning-based voice activity detection (VAD). In this paper, we try to address this problem in the transfer learning…

机器学习 · 计算机科学 2013-03-11 Xiao-Lei Zhang , Ji Wu

Speech Entity Linking aims to recognize and disambiguate named entities in spoken languages. Conventional methods suffer gravely from the unfettered speech styles and the noisy transcripts generated by ASR systems. In this paper, we propose…

计算与语言 · 计算机科学 2022-09-30 Shen Huang , Yuchen Zhai , Xinwei Long , Yong Jiang , Xiaobin Wang , Yin Zhang , Pengjun Xie

Deep neural networks (DNNs) have achieved state-of-the-art performance across a variety of traditional machine learning tasks, e.g., speech recognition, image classification, and segmentation. The ability of DNNs to efficiently approximate…

机器学习 · 计算机科学 2021-04-21 Elizabeth Newman , Lars Ruthotto , Joseph Hart , Bart van Bloemen Waanders

To enhance the generalization ability of the model and improve the effectiveness of the transformer for named entity recognition tasks, the XLNet-Transformer-R model is proposed in this paper. The XLNet pre-trained model and the Transformer…

计算与语言 · 计算机科学 2023-06-16 Weidong Ji , Yousheng Zhang , Guohui Zhou , Xu Wang

Dense object detection is widely used in automatic driving, video surveillance, and other fields. This paper focuses on the challenging task of dense object detection. Currently, detection methods based on greedy algorithms, such as…

计算机视觉与模式识别 · 计算机科学 2025-02-12 Yueming Huang , Chenrui Ma , Hao Zhou , Hao Wu , Guowu Yuan

The presence of noise is common in signal processing regardless the signal type. Deep neural networks have shown good performance in noise removal, especially on the image domain. In this work, we consider deep neural networks as a…

机器学习 · 计算机科学 2020-07-07 Leslie Casas , Attila Klimmek , Nassir Navab , Vasileios Belagiannis

Multimodal embedding is a crucial research topic for cross-modal understanding, data mining, and translation. Many studies have attempted to extract representations from given entities and align them in a shared embedding space. However,…

计算机视觉与模式识别 · 计算机科学 2019-10-16 Takashi Matsubara

Named entity recognition (NER) is a fundamental task in natural language processing that involves identifying and classifying entities in sentences into pre-defined types. It plays a crucial role in various research fields, including entity…

计算与语言 · 计算机科学 2024-04-29 Dongsheng Wang , Xiaoqin Feng , Zeming Liu , Chuan Wang

Deep neural networks (DNNs) offer a means of addressing the challenging task of clustering high-dimensional data. DNNs can extract useful features, and so produce a lower dimensional representation, which is more amenable to clustering…

机器学习 · 计算机科学 2021-07-23 Louis Mahon , Thomas Lukasiewicz

Complex design problems are common in the scientific and industrial fields. In practice, objective functions or constraints of these problems often do not have explicit formulas, and can be estimated only at a set of sampling points through…

最优化与控制 · 数学 2022-10-12 Lulu Zhang , Zhi-Qin John Xu , Yaoyu Zhang