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We present a challenging dataset, the TartanAir, for robot navigation tasks and more. The data is collected in photo-realistic simulation environments with the presence of moving objects, changing light and various weather conditions. By…

Deep learning-based detection networks have made remarkable progress in autonomous driving systems (ADS). ADS should have reliable performance across a variety of ambient lighting and adverse weather conditions. However, luminance…

Computer Vision and Pattern Recognition · Computer Science 2021-11-10 Shruthi Gowda , Bahram Zonooz , Elahe Arani

Ensuring the safe and reliable operation of autonomous vehicles under adverse weather remains a significant challenge. To address this, we have developed a comprehensive dataset composed of sensor data acquired in a real test track and…

Autonomous off-road navigation is required for applications in agriculture, construction, search and rescue and defence. Traditional on-road autonomous methods struggle with dynamic terrains, leading to poor vehicle control in off-road…

Robotics · Computer Science 2025-03-04 Saksham Sharma , Akshit Raizada , Suresh Sundaram

Automated vehicles require an accurate perception of their surroundings for safe and efficient driving. Lidar-based object detection is a widely used method for environment perception, but its performance is significantly affected by…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Raphael van Kempen , Tim Rehbronn , Abin Jose , Johannes Stegmaier , Bastian Lampe , Timo Woopen , Lutz Eckstein

Cloud occlusion is a common problem in the field of remote sensing, particularly for retrieving Land Surface Temperature (LST). Remote sensing thermal instruments onboard operational satellites are supposed to enable frequent and…

Image and Video Processing · Electrical Eng. & Systems 2024-09-02 Yuhao Liu , Pranavesh Panakkal , Sylvia Dee , Guha Balakrishnan , Jamie Padgett , Ashok Veeraraghavan

In remote sensing scene classification, leveraging the transfer methods with well-trained optical models is an efficient way to overcome label scarcity. However, cloud contamination leads to optical information loss and significant impacts…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Yuze Wang , Rong Xiao , Haifeng Li , Mariana Belgiu , Chao Tao

The precise point cloud ground segmentation is a crucial prerequisite of virtually all perception tasks for LiDAR sensors in autonomous vehicles. Especially the clustering and extraction of objects from a point cloud usually relies on an…

Robotics · Computer Science 2024-05-27 Nicolai Steinke , Daniel Göhring , Raùl Rojas

Artifacts in imagery captured by remote sensing, such as clouds, snow, and shadows, present challenges for various tasks, including semantic segmentation and object detection. A primary challenge in developing algorithms for identifying…

Computer Vision and Pattern Recognition · Computer Science 2020-07-31 Scott Workman , M. Usman Rafique , Hunter Blanton , Connor Greenwell , Nathan Jacobs

Nighttime thermal infrared (NTIR) image colorization, also known as translation of NTIR images into daytime color images (NTIR2DC), is a promising research direction to facilitate nighttime scene perception for humans and intelligent…

Computer Vision and Pattern Recognition · Computer Science 2022-08-08 Fu-Ya Luo , Yi-Jun Cao , Kai-Fu Yang , Yong-Jie Li

Cloud formations often obscure optical satellite-based monitoring of the Earth's surface, thus limiting Earth observation (EO) activities such as land cover mapping, ocean color analysis, and cropland monitoring. The integration of machine…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Aleksis Pirinen , Nosheen Abid , Nuria Agues Paszkowsky , Thomas Ohlson Timoudas , Ronald Scheirer , Chiara Ceccobello , György Kovács , Anders Persson

The effective observation time of Imaging Air Cherenkov Telescopes (IACTs) plays an important role in the detection of gamma-ray sources, especially when the expected flux is low. This time is strongly limited by the atmospheric conditions.…

Instrumentation and Methods for Astrophysics · Physics 2020-09-29 Dorota Sobczyńska , Katarzyna Adamczyk , Julian Sitarek , Michal Szanecki

Accurate four-dimensional (4D) precipitation information is essential for understanding the Earth's energy and water cycles, yet remains observationally unresolved at global scales. Conventional theory holds that geostationary infrared…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Tianchi Xu , Ziqiang Ma , Andrea Marinoni , Yuanpeng He , Xiaoqing Li , Chuanfeng Zhao , Kang He , Jintao Xu , Bohan Zhou , Wenbo Zhao , Haoshuang Chen , Tun Wang , Dongdong Wang , Yang Hong

Using only lidar or radar an accurate cloud boundary height estimate is often not possible. The combination of lidar and radar can give a reliable cloud boundary estimate in a much broader range of cases. However, also this combination with…

Atmospheric and Oceanic Physics · Physics 2009-11-10 Victor Venema , Herman Russchenberg , Arnoud Apituley , Andre van Lammeren , Leo Ligthart

The proliferation of relatively affordable off-the-shelf drones offers great opportunities for wildlife monitoring and conservation. Similarly the recent reduction in cost of thermal infrared cameras also offers new promise in this field,…

Signal Processing · Electrical Eng. & Systems 2019-02-20 Claire Burke , Maisie Rashman , Serge Wich , Andy Symons , Cobus Theron , Steve Longmore

Aerial scene classification, which aims to automatically label an aerial image with a specific semantic category, is a fundamental problem for understanding high-resolution remote sensing imagery. In recent years, it has become an active…

Computer Vision and Pattern Recognition · Computer Science 2017-07-18 Gui-Song Xia , Jingwen Hu , Fan Hu , Baoguang Shi , Xiang Bai , Yanfei Zhong , Liangpei Zhang

Simultaneous Localization and Mapping (SLAM) is moving towards a robust perception age. However, LiDAR- and visual- SLAM may easily fail in adverse conditions (rain, snow, smoke and fog, etc.). In comparison, SLAM based on 4D Radar, thermal…

Recently, self-driving vehicles have been introduced with several automated features including lane-keep assistance, queuing assistance in traffic-jam, parking assistance and crash avoidance. These self-driving vehicles and intelligent…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Mourad A. Kenk , Mahmoud Hassaballah

Vehicle detection and recognition in drone images is a complex problem that has been used for different safety purposes. The main challenge of these images is captured at oblique angles and poses several challenges like non-uniform…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Hamam Mokayed , Amirhossein Nayebiastaneh , Kanjar De , Stergios Sozos , Olle Hagner , Bjorn Backe

One of the greatest sources of uncertainty in future climate projections comes from limitations in modelling clouds and in understanding how different cloud types interact with the climate system. A key first step in reducing this…

Atmospheric and Oceanic Physics · Physics 2022-10-17 Valentina Zantedeschi , Fabrizio Falasca , Alyson Douglas , Richard Strange , Matt J. Kusner , Duncan Watson-Parris