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Moving object detection (MOD) in remote sensing is significantly challenged by low resolution, extremely small object sizes, and complex noise interference. Current deep learning-based MOD methods rely on probability density estimation,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jinyue Zhang , Xiangrong Zhang , Zhongjian Huang , Tianyang Zhang , Yifei Jiang , Licheng Jiao

This paper presents a new FDTD-based optical simulation model dedicated to describe the optical performances of CMOS image sensors taking into account diffraction effects. Following market trend and industrialization constraints, CMOS image…

Optics · Physics 2023-10-17 Flavien Hirigoyen , Axel Crocherie , Jérôme Vaillant , Yvon Cazaux

Image denoising is a fundamental problem in computational photography, where achieving high perception with low distortion is highly demanding. Current methods either struggle with perceptual quality or suffer from significant distortion.…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Tong Li , Hansen Feng , Lizhi Wang , Zhiwei Xiong , Hua Huang

Vision-based tactile sensors use structured light to measure deformation in their elastomeric interface. Until now, vision-based tactile sensors such as DIGIT and GelSight have been using a single, static pattern of structured light tuned…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Artemii Redkin , Zdravko Dugonjic , Mike Lambeta , Roberto Calandra

FRAM - F/(Ph)otometric Robotic Atmospheric Monitor is the latest addition to the atmospheric monitoring instruments of the Pierre Auger Observatory. An optical telescope equipped with CCD camera and photometer, it automatically observes a…

In this paper, we present a dataset capturing diverse visual data formats that target varying luminance conditions. While RGB cameras provide nourishing and intuitive information, changes in lighting conditions potentially result in…

Robotics · Computer Science 2022-04-15 Alex Junho Lee , Younggun Cho , Young-sik Shin , Ayoung Kim , Hyun Myung

The accurate reconstruction of dynamic scenes with neural radiance fields is significantly dependent on the estimation of camera poses. Widely used structure-from-motion pipelines encounter difficulties in accurately tracking the camera…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Nicolas Schischka , Hannah Schieber , Mert Asim Karaoglu , Melih Görgülü , Florian Grötzner , Alexander Ladikos , Daniel Roth , Nassir Navab , Benjamin Busam

Precise calibration is a must for high reliance 3D computer vision algorithms. A challenging case is when the camera is behind a protective glass or transparent object: due to refraction, the image is heavily distorted; the pinhole camera…

Computer Vision and Pattern Recognition · Computer Science 2019-09-25 Szabolcs Pável , Csanád Sándor , Lehel Csató

Depth sensing is an important problem for 3D vision-based robotics. Yet, a real-world active stereo or ToF depth camera often produces noisy and incomplete depth which bottlenecks robot performances. In this work, we propose D3RoMa, a…

This paper presents PointSSIM, a novel low-dimensional image-to-image comparison metric that is resolution invariant. Drawing inspiration from the structural similarity index measure and mathematical morphology, PointSSIM enables robust…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Oscar Ovanger , Ragnar Hauge , Jacob Skauvold , Michael J. Pyrcz , Jo Eidsvik

Scientific and environmental imagery often suffer from complex mixtures of noise related to the sensor and the environment. Existing restoration methods typically remove one degradation at a time, leading to cascading artifacts,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Rupa Kurinchi-Vendhan , Pratyusha Sharma , Antonio Torralba , Sara Beery

Accurate measurement of images produced by electronic displays is critical for the evaluation of both traditional and computational displays. Traditional display measurement methods based on sparse radiometric sampling and fitting a model…

Graphics · Computer Science 2025-09-23 Yancheng Cai , Robert Wanat , Rafal Mantiuk

The prevalence of digital sensors, such as digital cameras and mobile phones, simplifies the acquisition of photos. Digital sensors, however, suffer from producing Moire when photographing objects having complex textures, which deteriorates…

Computer Vision and Pattern Recognition · Computer Science 2019-09-27 Xi Cheng , Zhenyong Fu , Jian Yang

Dataset Condensation (DC) has emerged as a promising solution to mitigate the computational and storage burdens associated with training deep learning models. However, existing DC methods largely overlook the multi-domain nature of modern…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Jaehyun Choi , Gyojin Han , Dong-Jae Lee , Sunghyun Baek , Junmo Kim

Image diffusion distillation achieves high-fidelity generation with very few sampling steps. However, applying these techniques directly to video diffusion often results in unsatisfactory frame quality due to the limited visual quality in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Yuanhao Zhai , Kevin Lin , Zhengyuan Yang , Linjie Li , Jianfeng Wang , Chung-Ching Lin , David Doermann , Junsong Yuan , Lijuan Wang

Localization and navigation are basic robotic tasks requiring an accurate and up-to-date map to finish these tasks, with crowdsourced data to detect map changes posing an appealing solution. Collecting and processing crowdsourced data…

Robotics · Computer Science 2022-11-14 Zihan Lin , Jincheng Yu , Lipu Zhou , Xudong Zhang , Jian Wang , Yu Wang

Diffusion models (DMs) have become dominant in visual generation but suffer performance drop when tested on resolutions that differ from the training scale, whether lower or higher. In fact, the key challenge in generating variable-scale…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Guohui Zhang , Jiangtong Tan , Linjiang Huang , Zhonghang Yuan , Mingde Yao , Jie Huang , Feng Zhao

In scanning probe microscopy laser interferometers are usually used for measuring the position of the probe tip with a metrological traceability. As the most of the AFM setups are designed to work under standard atmospheric conditions the…

Instrumentation and Detectors · Physics 2022-10-25 V. Hucl , M. Cizek , J. Hrabina , B. Mikel , S. Rerucha , Z. Buchta , P. Jedlicka , A. Lesundak , J. Oulehla , L. Mrna , M. Sarbort , R. Smid , J. Lazar , O. Cip

Sequential change-point detection seeks to rapidly identify distributional changes in streaming data while controlling false alarms. Existing multi-stream detection methods typically rely on non-private access to raw observations or…

Statistics Theory · Mathematics 2026-04-16 Lixing Zhang , Liyan Xie , Ruizhi Zhang

In this study, we investigated the application of the direct sampling method (DSM) to identify small dielectric objects in a limited-aperture inverse scattering problem. Unlike previous studies, we consider the bistatic measurement…

Numerical Analysis · Mathematics 2025-09-16 Won-Kwang Park
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