English
Related papers

Related papers: Fusing Optical and SAR time series for LAI gap fil…

200 papers

This paper introduces a modular processing chain to derive global high-resolution maps of leaf traits. In particular, we present global maps at 500 m resolution of specific leaf area, leaf dry matter content, leaf nitrogen and phosphorus…

Real-time satellite imaging has a central role in monitoring, detecting and estimating the intensity of key natural phenomena such as floods, earthquakes, etc. One important constraint of satellite imaging is the trade-off between…

Image and Video Processing · Electrical Eng. & Systems 2023-01-09 Haoqing Li , Bhavya Duvvuri , Ricardo Borsoi , Tales Imbiriba , Edward Beighley , Deniz Erdogmus , Pau Closas

In monocular vision systems, lack of knowledge about metric distances caused by the inherent scale ambiguity can be a strong limitation for some applications. We offer a method for fusing inertial measurements with monocular odometry or…

Robotics · Computer Science 2017-10-10 Ariane Spaenlehauer , Vincent Fremont , Y. Ahmet Sekercioglu , Isabelle Fantoni

Recent advancements in remote sensing technology, specifically Light Detection and Ranging (LiDAR) sensors, provide the data needed to quantify forest characteristics at a fine spatial resolution over large geographic domains. From an…

Applications · Statistics 2016-12-07 Andrew O. Finley , Sudipto Banerjee , Yuzhen Zhou , Bruce D. Cook , Chad Babcock

Multi-output regression models must exploit dependencies between outputs to maximise predictive performance. The application of Gaussian processes (GPs) to this setting typically yields models that are computationally demanding and have…

Machine Learning · Statistics 2019-02-27 James Requeima , Will Tebbutt , Wessel Bruinsma , Richard E. Turner

Forest land plays a vital role in global climate, ecosystems, farming and human living environments. Therefore, forest biomass estimation methods are necessary to monitor changes in the forest structure and function, which are key data in…

Image and Video Processing · Electrical Eng. & Systems 2022-04-15 Rong Huang , Wei Yao , Zhong Xu , Lin Cao , Xin Shen

Satellite-based remote sensing has revolutionised the way we address global challenges. Huge quantities of Earth Observation (EO) data are generated by satellite sensors daily, but processing these large datasets for use in ML pipelines is…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Matthew J Allen , Francisco Dorr , Joseph Alejandro Gallego Mejia , Laura Martínez-Ferrer , Anna Jungbluth , Freddie Kalaitzis , Raúl Ramos-Pollán

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

Automating labor-intensive tasks such as crop monitoring with robots is essential for enhancing production and conserving resources. However, autonomously monitoring horticulture crops remains challenging due to their complex structures,…

Robotics · Computer Science 2025-07-15 Allen Isaac Jose , Sicong Pan , Tobias Zaenker , Rohit Menon , Sebastian Houben , Maren Bennewitz

Earth Observation Satellite Planning (EOSP) is a difficult optimization problem with considerable practical interest. A set of requested observations must be scheduled on an agile Earth observation satellite while respecting constraints on…

Artificial Intelligence · Computer Science 2025-11-27 Antoine Jacquet , Guillaume Infantes , Emmanuel Benazera , Vincent Baudoui , Jonathan Guerra , Stéphanie Roussel

Stellar blends, where two or more stars appear blended in an image, pose a significant visualization challenge in astronomy. Traditionally, distinguishing these blends from single stars has been costly and resource-intensive, involving…

Instrumentation and Methods for Astrophysics · Physics 2024-07-30 Chinedu Eleh , Yunli Zhang , Rafael Bidese , Benjamin W. Priest , Amanda L. Muyskens , Roberto Molinari , Nedret Billor

Understanding the state of changed areas requires that precise information be given about the changes. Thus, detecting different kinds of changes is important for land surface monitoring. SAR sensors are ideal to fulfil this task, because…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Weiying Zhao , Charles-Alban Deledalle , Loïc Denis , Henri Maître , Jean-Marie Nicolas , Florence Tupin

We present an end-to-end method for object detection and trajectory prediction utilizing multi-view representations of LiDAR returns and camera images. In this work, we recognize the strengths and weaknesses of different view…

Computer Vision and Pattern Recognition · Computer Science 2021-10-20 Sudeep Fadadu , Shreyash Pandey , Darshan Hegde , Yi Shi , Fang-Chieh Chou , Nemanja Djuric , Carlos Vallespi-Gonzalez

Parameter retrieval and model inversion are key problems in remote sensing and Earth observation. Currently, different approximations exist: a direct, yet costly, inversion of radiative transfer models (RTMs); the statistical inversion with…

Signal Processing · Electrical Eng. & Systems 2021-04-22 Daniel Heestermans Svendsen , Pablo Morales-Alvarez , Ana Belen Ruescas , Rafael Molina , Gustau Camps-Valls

Gaussian Processes (GPs) have been widely used in machine learning to model distributions over functions, with applications including multi-modal regression, time-series prediction, and few-shot learning. GPs are particularly useful in the…

Reliable obstacle detection and classification in rough and unstructured terrain such as agricultural fields or orchards remains a challenging problem. These environments involve large variations in both geometry and appearance, challenging…

Robotics · Computer Science 2019-03-14 Mikkel Kragh , James Underwood

This work has been accepted by IEEE TGRS for publication. The majority of optical observations acquired via spaceborne earth imagery are affected by clouds. While there is numerous prior work on reconstructing cloud-covered information,…

Image and Video Processing · Electrical Eng. & Systems 2021-07-07 Patrick Ebel , Andrea Meraner , Michael Schmitt , Xiaoxiang Zhu

Currently, numerous remote sensing satellites provide a huge volume of diverse earth observation data. As these data show different features regarding resolution, accuracy, coverage, and spectral imaging ability, fusion techniques are…

Image and Video Processing · Electrical Eng. & Systems 2018-10-29 Hossein Bagheri , Michael Schmitt , Pablo d'Angelo , Xiao Xiang Zhu

Products derived from a single multispectral sensor are hampered by a limited spatial, spectral or temporal resolutions. Image fusion in general and downscaling/blending in particular allow to combine different multiresolution datasets. We…

Signal Processing · Electrical Eng. & Systems 2020-12-16 Alvaro Moreno-Martinez , Marco Maneta , Gustau Camps-Valls , Luca Martino , Nathaniel Robinson , Brady Allred , Steven W Running

Gaussian processes (GPs) are widely used in nonparametric regression, classification and spatio-temporal modeling, motivated in part by a rich literature on theoretical properties. However, a well known drawback of GPs that limits their use…

Methodology · Statistics 2011-06-29 Anjishnu Banerjee , David Dunson , Surya Tokdar