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Few-shot image classification aims to classify unseen classes with limited labelled samples. Recent works benefit from the meta-learning process with episodic tasks and can fast adapt to class from training to testing. Due to the limited…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Da Chen , Yuefeng Chen , Yuhong Li , Feng Mao , Yuan He , Hui Xue

The recent advances in deep learning are mostly driven by availability of large amount of training data. However, availability of such data is not always possible for specific tasks such as speaker recognition where collection of large…

音频与语音处理 · 电气工程与系统科学 2019-04-19 Prashant Anand , Ajeet Kumar Singh , Siddharth Srivastava , Brejesh Lall

Embedding learning (EL) and feature synthesizing (FS) are two of the popular categories of fine-grained GZSL methods. EL or FS using global features cannot discriminate fine details in the absence of local features. On the other hand, EL or…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Tasfia Shermin , Shyh Wei Teng , Ferdous Sohel , Manzur Murshed , Guojun Lu

We apply classical machine vision and machine deep learning methods to prototype signal classifiers for the search for extraterrestrial intelligence. Our novel approach uses two-dimensional spectrograms of measured and simulated radio…

We present a simple few-shot named entity recognition (NER) system based on nearest neighbor learning and structured inference. Our system uses a supervised NER model trained on the source domain, as a feature extractor. Across several test…

计算与语言 · 计算机科学 2020-10-07 Yi Yang , Arzoo Katiyar

Radar signal recognition (RSR) plays a pivotal role in electronic warfare (EW), as accurately classifying radar signals is critical for informing decision-making. Recent advances in deep learning have shown significant potential in…

机器学习 · 计算机科学 2025-07-16 Zi Huang , Simon Denman , Akila Pemasiri , Clinton Fookes , Terrence Martin

Few-shot segmentation aims at assigning a category label to each image pixel with few annotated samples. It is a challenging task since the dense prediction can only be achieved under the guidance of latent features defined by sparse…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Kai Zhu , Wei Zhai , Zheng-Jun Zha , Yang Cao

To provide important prior knowledge for the DOA estimation of UAV emitters in future wireless networks, we present a complete DOA preprocessing system for inferring the number of emitters via massive MIMO receive array. Firstly, in order…

信号处理 · 电气工程与系统科学 2023-03-13 Yifan Li , Feng Shu , Jinsong Hu , Shihao Yan , Haiwei Song , Weiqiang Zhu , Da Tian , Yaoliang Song , Jiangzhou Wang

Few-shot image classification is a challenging problem that aims to achieve the human level of recognition based only on a small number of training images. One main solution to few-shot image classification is deep metric learning. These…

计算机视觉与模式识别 · 计算机科学 2022-06-28 Xiaoxu Li , Xiaochen Yang , Zhanyu Ma , Jing-Hao Xue

Few-shot object detection (FSOD) is challenging due to unstable optimization and limited generalization arising from the scarcity of training samples. To address these issues, we propose a hybrid ensemble decoder that enhances…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Xuanlong Yu , Youyang Sha , Longfei Liu , Xi Shen , Di Yang

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

Few-shot classification (FSC) entails learning novel classes given only a few examples per class after a pre-training (or meta-training) phase on a set of base classes. Recent works have shown that simply fine-tuning a pre-trained Vision…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Samyadeep Basu , Daniela Massiceti , Shell Xu Hu , Soheil Feizi

Wireless signal recognition (WSR) is crucial in modern and future wireless communication networks since it aims to identify properties of the received signal. Although many deep learning-based WSR models have been developed, they still rely…

信号处理 · 电气工程与系统科学 2024-04-04 Hao Zhang , Fuhui Zhou , Qihui Wu , Naofal Al-Dhahir

Being capable of enhancing the spectral efficiency (SE), faster-than-Nyquist (FTN) signaling is a promising approach for wireless communication systems. This paper investigates the doubly-selective (i.e., time- and frequency-selective)…

信息论 · 计算机科学 2023-05-25 Simin Keykhosravi , Ebrahim Bedeer

Advances in deepfake research have led to the creation of almost perfect manipulations undetectable by human eyes and some deepfakes detection tools. Recently, several techniques have been proposed to differentiate deepfakes from realistic…

计算机视觉与模式识别 · 计算机科学 2024-06-26 Ahmed Abul Hasanaath , Hamzah Luqman , Raed Katib , Saeed Anwar

Spatially resolved Electron Energy-Loss Spectroscopy (EELS) conducted in a Scanning Transmission Electron Microscope (STEM) enables the acquisition of hyperspectral images (HSIs). Spectral unmixing (SU) is the process of decomposing each…

数据分析、统计与概率 · 物理学 2023-10-13 N. Brun , G. Lambert , L. Bocher

To address the challenge of capturing highly discriminative features in ther-mal infrared (TIR) tracking, we propose a novel Siamese tracker based on cross-channel fine-grained feature learning and progressive fusion. First, we introduce a…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Ruoyan Xiong , Yuke Hou , Princess Retor Torboh , Hui He , Huanbin Zhang , Yue Zhang , Yanpin Wang , Huipan Guan , Shang Zhang

Radio frequency fingerprint identification (RFFI) is an emerging method for authenticating Internet of Things (IoT) devices. RFFI exploits the intrinsic and unique hardware imperfections for classifying IoT devices. Deep learning-based RFFI…

密码学与安全 · 计算机科学 2025-12-16 Jie Ma , Junqing Zhang , Guanxiong Shen , Linning Peng , Alan Marshall

Few-shot learning is a relatively new technique that specializes in problems where we have little amounts of data. The goal of these methods is to classify categories that have not been seen before with just a handful of samples. Recent…

Cloud segmentation is a critical preprocessing step for many Earth observation tasks, yet most models are tightly coupled to specific sensor configurations and rely on ground-based processing. In this work, we propose Fast-SEnSeI, a…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Jan Kněžík , Jonáš Herec , Rado Pitoňák