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Blur detection aims at segmenting the blurred areas of a given image. Recent deep learning-based methods approach this problem by learning an end-to-end mapping between the blurred input and a binary mask representing the localization of…

计算机视觉与模式识别 · 计算机科学 2019-08-29 Aitor Alvarez-Gila , Adrian Galdran , Estibaliz Garrote , Joost van de Weijer

Recent Semi-Supervised Object Detection (SS-OD) methods are mainly based on self-training, i.e., generating hard pseudo-labels by a teacher model on unlabeled data as supervisory signals. Although they achieved certain success, the limited…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Qiushan Guo , Yao Mu , Jianyu Chen , Tianqi Wang , Yizhou Yu , Ping Luo

Automotive radar has increasingly attracted attention due to growing interest in autonomous driving technologies. Acquiring situational awareness using multimodal data collected at high sampling rates by various sensing devices including…

计算机视觉与模式识别 · 计算机科学 2023-02-22 Madhumitha Sakthi , Ahmed Tewfik , Marius Arvinte , Haris Vikalo

This paper presents a method for imaging of moving targets using multi-static SAR by treating the problem as one of spatial reflectivity signal inversion over an overcomplete dictionary of target velocities. Since SAR sensor returns can be…

信息论 · 计算机科学 2015-05-13 Ivana Stojanovic , William C. Karl

Substantial efforts have been devoted more recently to presenting various methods for object detection in optical remote sensing images. However, the current survey of datasets and deep learning based methods for object detection in optical…

计算机视觉与模式识别 · 计算机科学 2019-12-06 Ke Li , Gang Wan , Gong Cheng , Liqiu Meng , Junwei Han

Semi-supervised object detection (SSOD) aims to facilitate the training and deployment of object detectors with the help of a large amount of unlabeled data. Though various self-training based and consistency-regularization based SSOD…

计算机视觉与模式识别 · 计算机科学 2022-04-18 Binghui Chen , Pengyu Li , Xiang Chen , Biao Wang , Lei Zhang , Xian-Sheng Hua

3D object detectors are fundamental components of perception systems in autonomous vehicles. While these detectors achieve remarkable performance on standard autonomous driving benchmarks, they often struggle to generalize across different…

计算机视觉与模式识别 · 计算机科学 2026-01-01 Bartłomiej Olber , Jakub Winter , Paweł Wawrzyński , Andrii Gamalii , Daniel Górniak , Marcin Łojek , Robert Nowak , Krystian Radlak

The unsupervised pretraining of object detectors has recently become a key component of object detector training, as it leads to improved performance and faster convergence during the supervised fine-tuning stage. Existing unsupervised…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Ioannis Maniadis Metaxas , Adrian Bulat , Ioannis Patras , Brais Martinez , Georgios Tzimiropoulos

Synthetic Aperture Radar (SAR) imagery provides robust environmental and temporal coverage (e.g., during clouds, seasons, day-night cycles), yet its noise and unique structural patterns pose interpretation challenges, especially for…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Jeonghyeok Do , Jaehyup Lee , Munchurl Kim

Existing 3D object detection suffers from expensive annotation costs and poor transferability to unknown data due to the domain gap, Unsupervised Domain Adaptation (UDA) aims to generalize detection models trained in labeled source domains…

计算机视觉与模式识别 · 计算机科学 2024-06-28 Yanan Zhang , Chao Zhou , Di Huang

For high resolution scene mapping and object recognition, optical technologies such as cameras and LiDAR are the sensors of choice. However, for robust future vehicle autonomy and driver assistance in adverse weather conditions,…

计算机视觉与模式识别 · 计算机科学 2019-12-09 Marcel Sheeny , Andrew Wallace , Sen Wang

While recent Transformer-based approaches have shown impressive performances on event-based object detection tasks, their high computational costs still diminish the low power consumption advantage of event cameras. Image-based works…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Yansong Peng , Hebei Li , Yueyi Zhang , Xiaoyan Sun , Feng Wu

The detection of early signs of volcanic unrest preceding an eruption, in the form of ground deformation in Interferometric Synthetic Aperture Radar (InSAR) data is critical for assessing volcanic hazard. In this work we treat this as a…

图像与视频处理 · 电气工程与系统科学 2022-06-17 Nikolaos Ioannis Bountos , Dimitrios Michail , Ioannis Papoutsis

Infrared small object detection urgently requires semi-supervised paradigms due to the high cost of annotation. However, existing methods like SAM face significant challenges of domain gaps, inability of encoding physical priors, and…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Zihan Liu , Xiangning Ren , Dezhang Kong , Yipeng Zhang , Meng Han

This paper introduces a method based on a deep neural network (DNN) that is perfectly capable of processing radar data from extremely thinned radar apertures. The proposed DNN processing can provide both aliasing-free radar imaging and…

信号处理 · 电气工程与系统科学 2023-07-12 Christian Schuessler , Marcel Hoffmann , Martin Vossiek

We explore the "hidden" ability of large-scale pre-trained image generation models, such as Stable Diffusion and Imagen, in non-visible light domains, taking Synthetic Aperture Radar (SAR) data for a case study. Due to the inherent…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Zichen Tian , Zhaozheng Chen , Qianru Sun

Contact-rich robotic manipulation requires representations that encode local geometry. Vision provides global context but lacks direct measurements of properties such as texture and hardness, whereas touch supplies these cues. Modern…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Gurmeher Khurana , Lan Wei , Dandan Zhang

Vision Transformer (ViT) has achieved remarkable results in object detection for synthetic aperture radar (SAR) images, owing to its exceptional ability to extract global features. However, it struggles with the extraction of multi-scale…

计算机视觉与模式识别 · 计算机科学 2025-12-22 Yang Zhang , Jingyi Cao , Yanan You , Yuanyuan Qiao

Rotated object detection has made significant progress in the optical remote sensing. However, advancements in the Synthetic Aperture Radar (SAR) field are laggard behind, primarily due to the absence of a large-scale dataset. Annotating…

计算机视觉与模式识别 · 计算机科学 2025-01-09 Xin Zhang , Xue Yang , Yuxuan Li , Jian Yang , Ming-Ming Cheng , Xiang Li

In this paper, we describe a strategy for training neural networks for object detection in range images obtained from one type of LiDAR sensor using labeled data from a different type of LiDAR sensor. Additionally, an efficient model for…

计算机视觉与模式识别 · 计算机科学 2019-12-06 Manuel Herzog , Klaus Dietmayer