中文
相关论文

相关论文: Radar Image Reconstruction from Raw ADC Data using…

200 篇论文

Although unsupervised generative modeling of an image dataset using a Variational AutoEncoder (VAE) has been used to detect anomalous images, or anomalous regions in images, recent works have shown that this method often identifies images…

计算机视觉与模式识别 · 计算机科学 2020-08-13 David Dehaene , Pierre Eline

Autoencoder reconstructions are widely used for the task of unsupervised anomaly localization. Indeed, an autoencoder trained on normal data is expected to only be able to reconstruct normal features of the data, allowing the segmentation…

计算机视觉与模式识别 · 计算机科学 2020-02-11 David Dehaene , Oriel Frigo , Sébastien Combrexelle , Pierre Eline

The joint optimization of the reconstruction and classification error is a hard non convex problem, especially when a non linear mapping is utilized. In order to overcome this obstacle, a novel optimization strategy is proposed, in which a…

The recent person re-identification research has achieved great success by learning from a large number of labeled person images. On the other hand, the learned models often experience significant performance drops when applied to images…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Changgong Zhang , Fangneng Zhan

Change detection from synthetic aperture radar (SAR) imagery is a critical yet challenging task. Existing methods mainly focus on feature extraction in spatial domain, and little attention has been paid to frequency domain. Furthermore, in…

计算机视觉与模式识别 · 计算机科学 2022-02-16 Xiaofan Qu , Feng Gao , Junyu Dong , Qian Du , Heng-Chao Li

Unsupervised domain adaptation (UDA) and domain generalization (DG) enable machine learning models trained on a source domain to perform well on unlabeled or even unseen target domains. As previous UDA&DG semantic segmentation methods are…

计算机视觉与模式识别 · 计算机科学 2023-09-28 Lukas Hoyer , Dengxin Dai , Luc Van Gool

Anomaly detection in time series has been widely researched and has important practical applications. In recent years, anomaly detection algorithms are mostly based on deep-learning generative models and use the reconstruction error to…

机器学习 · 计算机科学 2020-10-15 Chunkai Zhang , Wei Zuo , Xuan Wang

In this paper, we present a Transformer-based architecture for 3D radar object detection that uses a novel Transformer Decoder as the prediction head to directly regress 3D bounding boxes and class scores from radar feature representations.…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Changxu Zhang , Zhaoze Wang , Tai Fei , Christopher Grimm , Yi Jin , Claas Tebruegge , Ernst Warsitz , Markus Gardill

Adaptability is central to autonomy. Intuitively, for high-dimensional learning problems such as navigating based on vision, internal models with higher complexity allow to accurately encode the information available. However, most learning…

机器人学 · 计算机科学 2017-12-15 Thushan Ganegedara , Lionel Ott , Fabio Ramos

Conventional object detection methods essentially suppose that the training and testing data are collected from a restricted target domain with expensive labeling cost. For alleviating the problem of domain dependency and cumbersome…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Zhenwei He , Lei Zhang

The detection of multiple extended targets in complex environments using high-resolution automotive radar is considered. A data-driven approach is proposed where unlabeled synchronized lidar data is used as ground truth to train a neural…

信号处理 · 电气工程与系统科学 2024-11-14 Ignacio Roldan , Andras Palffy , Julian F. P. Kooij , Dariu M. Gavrila , Francesco Fioranelli , Alexander Yarovoy

Deep learning (DL) techniques are highly effective for defect detection from images. Training DL classification models, however, requires vast amounts of labeled data which is often expensive to collect. In many cases, not only the…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Adrian Shuai Li , Elisa Bertino , Rih-Teng Wu , Ting-Yan Wu

A practical shortcoming of deep neural networks is their specialization to a single task and domain. While recent techniques in domain adaptation and multi-domain learning enable the learning of more domain-agnostic features, their success…

机器学习 · 计算机科学 2020-06-02 Lucas Deecke , Timothy Hospedales , Hakan Bilen

The unsupervised Pretraining method has been widely used in aiding human action recognition. However, existing methods focus on reconstructing the already present frames rather than generating frames which happen in future.In this paper, We…

计算机视觉与模式识别 · 计算机科学 2017-12-13 Yu Runsheng , Shi Zhenyu , Ma Qiongxiong , Qing Laiyun

This paper proposes a weakly- and self-supervised deep convolutional neural network (WSSDCNN) for content-aware image retargeting. Our network takes a source image and a target aspect ratio, and then directly outputs a retargeted image.…

计算机视觉与模式识别 · 计算机科学 2019-02-18 Donghyeon Cho , Jinsun Park , Tae-Hyun Oh , Yu-Wing Tai , In So Kweon

Owing to refraction, absorption, and scattering of light by suspended particles in water, raw underwater images suffer from low contrast, blurred details, and color distortion. These characteristics can significantly interfere with the…

计算机视觉与模式识别 · 计算机科学 2020-02-24 Yuan Zhou , Kangming Yan

In modern radar systems, precise target localization using azimuth and velocity estimation is paramount. Traditional unbiased estimation methods have utilized gradient descent algorithms to reach the theoretical limits of the Cramer Rao…

信号处理 · 电气工程与系统科学 2024-04-24 Shyam Venkatasubramanian , Sandeep Gogineni , Bosung Kang , Muralidhar Rangaswamy

It is a challenging problem to detect and recognize targets on complex large-scene Synthetic Aperture Radar (SAR) images. Recently developed deep learning algorithms can automatically learn the intrinsic features of SAR images, but still…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Siyan Li , Yue Xiao , Yuhang Zhang , Lei Chu , Robert C. Qiu

Semantic segmentation of remote sensing images is a challenging and hot issue due to the large amount of unlabeled data. Unsupervised domain adaptation (UDA) has proven to be advantageous in incorporating unclassified information from the…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Lingyan Ran , Lushuang Wang , Tao Zhuo , Yinghui Xing

Unsupervised domain adaptation is useful in medical image segmentation. Particularly, when ground truths of the target images are not available, domain adaptation can train a target-specific model by utilizing the existing labeled images…

图像与视频处理 · 电气工程与系统科学 2021-06-17 Fuping Wu , Xiahai Zhuang