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Related papers: SRViT: Vision Transformers for Estimating Radar Re…

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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,…

Computer Vision and Pattern Recognition · Computer Science 2019-12-09 Marcel Sheeny , Andrew Wallace , Sen Wang

We introduce the Satellite Neural Radiance Field (Sat-NeRF), a new end-to-end model for learning multi-view satellite photogrammetry in the wild. Sat-NeRF combines some of the latest trends in neural rendering with native satellite camera…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Roger Marí , Gabriele Facciolo , Thibaud Ehret

We present a neural-field-based large-scale reconstruction system that fuses lidar and vision data to generate high-quality reconstructions that are geometrically accurate and capture photo-realistic textures. This system adapts the…

Robotics · Computer Science 2025-02-18 Yifu Tao , Yash Bhalgat , Lanke Frank Tarimo Fu , Matias Mattamala , Nived Chebrolu , Maurice Fallon

Neural radiance fields (NeRF) have revolutionized the field of image-based view synthesis. However, NeRF uses straight rays and fails to deal with complicated light path changes caused by refraction and reflection. This prevents NeRF from…

Computer Vision and Pattern Recognition · Computer Science 2023-09-25 Xiaoxue Chen , Junchen Liu , Hao Zhao , Guyue Zhou , Ya-Qin Zhang

Neural radiance fields (NeRFs) have become a ubiquitous tool for modeling scene appearance and geometry from multiview imagery. Recent work has also begun to explore how to use additional supervision from lidar or depth sensor measurements…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Anagh Malik , Parsa Mirdehghan , Sotiris Nousias , Kiriakos N. Kutulakos , David B. Lindell

Classical light field rendering for novel view synthesis can accurately reproduce view-dependent effects such as reflection, refraction, and translucency, but requires a dense view sampling of the scene. Methods based on geometric…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Mohammed Suhail , Carlos Esteves , Leonid Sigal , Ameesh Makadia

We introduce a novel learning-based method to reconstruct the high-quality geometry and complex, spatially-varying BRDF of an arbitrary object from a sparse set of only six images captured by wide-baseline cameras under collocated point…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Sai Bi , Zexiang Xu , Kalyan Sunkavalli , David Kriegman , Ravi Ramamoorthi

Radiance fields have been a major breakthrough in the field of inverse rendering, novel view synthesis and 3D modeling of complex scenes from multi-view image collections. Since their introduction, it was shown that they could be extended…

Computer Vision and Pattern Recognition · Computer Science 2023-12-21 Thibaud Ehret , Roger Marí , Dawa Derksen , Nicolas Gasnier , Gabriele Facciolo

Advances in remote sensing technologies have made it possible to use high-resolution visual data for weather observation and forecasting tasks. We propose the use of multi-layer neural networks for understanding complex atmospheric dynamics…

Neural and Evolutionary Computing · Computer Science 2017-11-30 Seungkyun Hong , Seongchan Kim , Minsu Joh , Sa-kwang Song

Machine learning-based precipitation nowcasting relies on high-fidelity radar reflectivity sequences to model the short-term evolution of convective storms. However, the development of models capable of predicting extreme weather has been…

Atmospheric and Oceanic Physics · Physics 2025-10-21 Andy Shi

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…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Madhumitha Sakthi , Ahmed Tewfik , Marius Arvinte , Haris Vikalo

This paper aims to develop an accurate 3D geometry representation of satellite images using satellite-ground image pairs. Our focus is on the challenging problem of 3D-aware ground-views synthesis from a satellite image. We draw inspiration…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Ming Qian , Jincheng Xiong , Gui-Song Xia , Nan Xue

Casting semantic segmentation of outdoor LiDAR point clouds as a 2D problem, e.g., via range projection, is an effective and popular approach. These projection-based methods usually benefit from fast computations and, when combined with…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Angelika Ando , Spyros Gidaris , Andrei Bursuc , Gilles Puy , Alexandre Boulch , Renaud Marlet

Rain-by-snow weather removal is a specialized task in weather-degraded image restoration aiming to eliminate coexisting rain streaks and snow particles. In this paper, we propose RSFormer, an efficient and effective Transformer that…

Computer Vision and Pattern Recognition · Computer Science 2023-10-30 Tao Gao , Yuanbo Wen , Kaihao Zhang , Peng Cheng , Ting Chen

Accurate rainfall forecasting is critical because it has a great impact on people's social and economic activities. Recent trends on various literatures show that Deep Learning (Neural Network) is a promising methodology to tackle many…

Machine Learning · Computer Science 2017-11-08 Seongchan Kim , Seungkyun Hong , Minsu Joh , Sa-kwang Song

We present a new method for estimating the Neural Reflectance Field (NReF) of an object from a set of posed multi-view images under unknown lighting. NReF represents 3D geometry and appearance of objects in a disentangled manner, and are…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Xiu Li , Xiao Li , Yan Lu

Neural Radiance Fields (NeRF) is a popular view synthesis technique that represents a scene as a continuous volumetric function, parameterized by multilayer perceptrons that provide the volume density and view-dependent emitted radiance at…

Computer Vision and Pattern Recognition · Computer Science 2021-12-08 Dor Verbin , Peter Hedman , Ben Mildenhall , Todd Zickler , Jonathan T. Barron , Pratul P. Srinivasan

Multi-channel satellite imagery, from stacked spectral bands or spatiotemporal data, have meaningful representations for various atmospheric properties. Combining these features in an effective manner to create a performant and trustworthy…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Jason Stock , Chuck Anderson

We present an imaging and neural rendering technique that seeks to synthesize videos of light propagating through a scene from novel, moving camera viewpoints. Our approach relies on a new ultrafast imaging setup to capture a first-of-its…

Computer Vision and Pattern Recognition · Computer Science 2024-08-23 Anagh Malik , Noah Juravsky , Ryan Po , Gordon Wetzstein , Kiriakos N. Kutulakos , David B. Lindell

Reliable perception is essential for autonomous driving systems to operate safely under diverse real-world traffic conditions. However, camera- and LiDAR-based perception systems suffer from performance degradation under adverse weather and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yue Sun , Yeqiang Qian , Zhe Wang , Tianhui Li , Chunxiang Wang , Ming Yang