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In this paper we present a system that exploits different pre-trained Language Models for assigning domain labels to WordNet synsets without any kind of supervision. Furthermore, the system is not restricted to use a particular set of…

计算与语言 · 计算机科学 2021-02-01 Oscar Sainz , German Rigau

Few-shot learning (FSL) aims to learn models that generalize to novel classes with limited training samples. Recent works advance FSL towards a scenario where unlabeled examples are also available and propose semi-supervised FSL methods.…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Linglan Zhao , Dashan Guo , Yunlu Xu , Liang Qiao , Zhanzhan Cheng , Shiliang Pu , Yi Niu , Xiangzhong Fang

Named-entity recognition (NER) is a task that typically requires large annotated datasets, which limits its applicability across domains with varying entity definitions. This paper addresses few-shot NER, aiming to transfer knowledge to new…

计算与语言 · 计算机科学 2024-12-13 Ayoub Hammal , Benno Uthayasooriyar , Caio Corro

This paper addresses unsupervised domain adaptation, the setting where labeled training data is available on a source domain, but the goal is to have good performance on a target domain with only unlabeled data. Like much of previous work,…

机器学习 · 计算机科学 2019-10-01 Yu Sun , Eric Tzeng , Trevor Darrell , Alexei A. Efros

Few-shot learning aims to recognize novel queries with limited support samples by learning from base knowledge. Recent progress in this setting assumes that the base knowledge and novel query samples are distributed in the same domains,…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Yifan Zhao , Tong Zhang , Jia Li , Yonghong Tian

Few-shot classification is a challenging task which aims to formulate the ability of humans to learn concepts from limited prior data and has drawn considerable attention in machine learning. Recent progress in few-shot classification has…

机器学习 · 计算机科学 2020-04-14 Meiyu Huang , Xueshuang Xiang , Yao Xu

Few-shot classification aims at classifying categories of a novel task by learning from just a few (typically, 1 to 5) labelled examples. An effective approach to few-shot classification involves a prior model trained on a large-sample base…

计算机视觉与模式识别 · 计算机科学 2021-09-22 Rajshekhar Das , Yu-Xiong Wang , JoséM. F. Moura

We propose a few-shot learning method for unsupervised feature selection, which is a task to select a subset of relevant features in unlabeled data. Existing methods usually require many instances for feature selection. However, sufficient…

机器学习 · 计算机科学 2021-07-05 Atsutoshi Kumagai , Tomoharu Iwata , Yasuhiro Fujiwara

Self-supervised learning of speech representations has been a very active research area but most work is focused on a single domain such as read audio books for which there exist large quantities of labeled and unlabeled data. In this…

Most visual recognition methods implicitly assume the data distribution remains unchanged from training to testing. However, in practice domain shift often exists, where real-world factors such as lighting and sensor type change between…

机器学习 · 计算机科学 2015-07-30 Yongxin Yang , Timothy Hospedales

Few-shot segmentation performance declines substantially when facing images from a domain different than the training domain, effectively limiting real-world use cases. To alleviate this, recently cross-domain few-shot segmentation (CD-FSS)…

计算机视觉与模式识别 · 计算机科学 2024-05-20 Jonas Herzog

We consider the cross-domain sentiment classification problem, where a sentiment classifier is to be learned from a source domain and to be generalized to a target domain. Our approach explicitly minimizes the distance between the source…

计算与语言 · 计算机科学 2018-09-05 Ruidan He , Wee Sun Lee , Hwee Tou Ng , Daniel Dahlmeier

The ubiquitous availability of smartphones and smartwatches with integrated inertial measurement units (IMUs) enables straightforward capturing of human activities. For specific applications of sensor based human activity recognition (HAR),…

计算机视觉与模式识别 · 计算机科学 2023-10-24 Megha Thukral , Harish Haresamudram , Thomas Ploetz

Advancements in wearable sensor technologies and the digitization of medical records have contributed to the unprecedented ubiquity of biomedical time series data. Data-driven models have tremendous potential to assist clinical diagnosis…

机器学习 · 计算机科学 2024-10-24 Chenqi Li , Timothy Denison , Tingting Zhu

While neural networks have shown impressive performance on large datasets, applying these models to tasks where little data is available remains a challenging problem. In this paper we propose to use feature transfer in a zero-shot…

计算与语言 · 计算机科学 2018-08-30 Javid Dadashkarimi , Alexander Fabbri , Sekhar Tatikonda , Dragomir R. Radev

In this study, we investigate the performance of few-shot classification models across different domains, specifically natural images and histopathological images. We first train several few-shot classification models on natural images and…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Ardhendu Sekhar , Aditya Bhattacharya , Vinayak Goyal , Vrinda Goel , Aditya Bhangale , Ravi Kant Gupta , Amit Sethi

Few-shot classification requires adapting knowledge learned from a large annotated base dataset to recognize novel unseen classes, each represented by few labeled examples. In such a scenario, pretraining a network with high capacity on the…

计算机视觉与模式识别 · 计算机科学 2021-12-08 Yiren Jian , Lorenzo Torresani

Unsupervised learning is argued to be the dark matter of human intelligence. To build in this direction, this paper focuses on unsupervised learning from an abundance of unlabeled data followed by few-shot fine-tuning on a downstream…

计算机视觉与模式识别 · 计算机科学 2022-02-17 Ojas Kishore Shirekar , Hadi Jamali-Rad

Few-shot relation extraction aims to recognize novel relations with few labeled sentences in each relation. Previous metric-based few-shot relation extraction algorithms identify relationships by comparing the prototypes generated by the…

计算与语言 · 计算机科学 2023-05-12 Zhongju Yuan , Zhenkun Wang , Genghui Li

Domain adaptation aims at adapting the knowledge acquired on a source domain to a new different but related target domain. Several approaches have beenproposed for classification tasks in the unsupervised scenario, where no labeled target…

计算机视觉与模式识别 · 计算机科学 2015-04-30 Basura Fernando , Tatiana Tommasi , Tinne Tuytelaars