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View article: Megalopolitan-scale rooftop solar photovoltaic potential estimation of the Greater Bay Area in China on 3D buildings with deep learning
Megalopolitan-scale rooftop solar photovoltaic potential estimation of the Greater Bay Area in China on 3D buildings with deep learning Open
Built as a world-class city cluster in China, the Guangdong–Hong Kong–Macao Greater Bay Area (GBA) faces pressure to reconcile rapid economic growth with its carbon peaking commitments. Distributed solar energy, particularly rooftop photov…
View article: Analysis of Key Technologies and Solutions for Liquid Propulsion System of Mars Ascent Vehicle
Analysis of Key Technologies and Solutions for Liquid Propulsion System of Mars Ascent Vehicle Open
View article: Image Segmentation Refinement Based on Region Expansion and Minor Contour Adjustments
Image Segmentation Refinement Based on Region Expansion and Minor Contour Adjustments Open
In high‐precision image segmentation tasks, even slight deviations in the segmentation results can bring about significant consequences, especially in certain application areas such as medical imaging and remote sensing image classificatio…
View article: Spatiotemporal-grained quantitative assessment of construction-induced deformation along the MTR in Hong Kong using MT-InSAR and iterative STL-based subsidence ratio analysis
Spatiotemporal-grained quantitative assessment of construction-induced deformation along the MTR in Hong Kong using MT-InSAR and iterative STL-based subsidence ratio analysis Open
Multi-temporal synthetic aperture radar interferometry (MT-InSAR) offers unique advantages in monitoring ground deformation and structural stability along the metro lines. However, a vast number of complex deformation points, millions and …
View article: Accurate Deformation Retrieval of the 2023 Turkey–Syria Earthquakes Using Multi-Track InSAR Data and a Spatio-Temporal Correlation Analysis with the ICA Method
Accurate Deformation Retrieval of the 2023 Turkey–Syria Earthquakes Using Multi-Track InSAR Data and a Spatio-Temporal Correlation Analysis with the ICA Method Open
Multi-track synthetic aperture radar interferometry (InSAR) provides a good approach for the monitoring of long-term multi-dimensional earthquake deformation, including pre-, co-, and post-seismic data. However, the removal of atmospheric …
View article: Radar Observations of Liquid Water in the South Polar Region of Mars: Indications from Astrobiology Perspectives
Radar Observations of Liquid Water in the South Polar Region of Mars: Indications from Astrobiology Perspectives Open
In recent decades, extensive research has led to the understanding that Mars once hosted substantial liquid-water reserves. While the current Martian landscape boasts significant water-ice deposits at its North and South poles, the elusive…
View article: Image Segmentation Refinement Based on Region Expansion and Minor Contour Adjustments
Image Segmentation Refinement Based on Region Expansion and Minor Contour Adjustments Open
View article: A High‐Resolution Digital Terrain Model Mosaic of the Mars 2020 Perseverance Rover Landing Site at Jezero Crater
A High‐Resolution Digital Terrain Model Mosaic of the Mars 2020 Perseverance Rover Landing Site at Jezero Crater Open
We demonstrate the capabilities of a published MADNet monocular height estimation network in producing a refined digital terrain model (DTM) mosaic at 50 cm/pixel resolution for the Mars 2020 Perseverance rover landing site in Jezero crate…
View article: Megalopolitan-scale ground deformation along metro lines in the Guangdong-Hong Kong-Macao Greater Bay Area, China, revealed by MT-InSAR
Megalopolitan-scale ground deformation along metro lines in the Guangdong-Hong Kong-Macao Greater Bay Area, China, revealed by MT-InSAR Open
As one of the most densely populated and rapidly growing metropolitan areas worldwide, the Guangdong-Hong Kong-Macao Greater Bay Area (GBA) of China has been developing extensive metro networks to relieve the escalating traffic congestion …
View article: Deformation Evaluation of the South-to-North Water Diversion Project (SNWDP) Central Route over Handan in Hebei, China, Based on Sentinel-1A, Radarsat-2, and TerraSAR-X Datasets
Deformation Evaluation of the South-to-North Water Diversion Project (SNWDP) Central Route over Handan in Hebei, China, Based on Sentinel-1A, Radarsat-2, and TerraSAR-X Datasets Open
The South-to-North Water Diversion Project (SNWDP) is a megaproject which has been constructed to alleviate imbalanced water resource distribution between northern and southern China. It encompasses three routes distributed in the east, ce…
View article: Combination of MRO SHARAD and deep-learning-based DTM to search for subsurface features in Oxia Planum, Mars
Combination of MRO SHARAD and deep-learning-based DTM to search for subsurface features in Oxia Planum, Mars Open
Context. Oxia Planum is a mid-latitude region on Mars that attracts a great amount of interest worldwide. An orbiting radar provides an effective way to probe the Martian subsurface and detect buried layers or geomorphological features. Th…
View article: Large Area High-Resolution 3D Mapping of the Von Kármán Crater: Landing Site for the Chang’E-4 Lander and Yutu-2 Rover
Large Area High-Resolution 3D Mapping of the Von Kármán Crater: Landing Site for the Chang’E-4 Lander and Yutu-2 Rover Open
We demonstrate the creation of a large area of high-resolution (260 × 209 km2 at 1 m/pixel) DTM mosaic from the Lunar Reconnaissance Orbiter Camera (LROC) Narrow Angle Camera (NAC) images over the Chang’E-4 landing site at Von Kármán crate…
View article: Yutu-2 radar observation of the lunar regolith heterogeneity at the Chang’E-4 landing site
Yutu-2 radar observation of the lunar regolith heterogeneity at the Chang’E-4 landing site Open
Context. The lunar penetrating radar (LPR) carried by the Yutu-2 rover performed the first in situ measurement of the subsurface structure and physical properties of the subsurface materials on the far side of the Moon. It provides an unpr…
View article: Rapid Inspection of Large Concrete Floor Flatness Using Wheeled Robot with Aided-INS
Rapid Inspection of Large Concrete Floor Flatness Using Wheeled Robot with Aided-INS Open
Flatness is an important parameter for the quality assessment of concrete floors. Traditional flatness inspection methods have problems with sparse sampling and low efficiency for large concrete floors. In this paper, a rapid flatness insp…
View article: Subpixel-Scale Topography Retrieval of Mars Using Single-Image DTM Estimation and Super-Resolution Restoration
Subpixel-Scale Topography Retrieval of Mars Using Single-Image DTM Estimation and Super-Resolution Restoration Open
We propose using coupled deep learning based super-resolution restoration (SRR) and single-image digital terrain model (DTM) estimation (SDE) methods to produce subpixel-scale topography from single-view ESA Trace Gas Orbiter Colour and St…
View article: MADNet 2.0: Pixel-Scale Topography Retrieval from Single-View Orbital Imagery of Mars Using Deep Learning
MADNet 2.0: Pixel-Scale Topography Retrieval from Single-View Orbital Imagery of Mars Using Deep Learning Open
The High-Resolution Imaging Science Experiment (HiRISE) onboard the Mars Reconnaissance Orbiter provides remotely sensed imagery at the highest spatial resolution at 25–50 cm/pixel of the surface of Mars. However, due to the spatial resolu…
View article: Large Area High-Resolution 3D Mapping of Oxia Planum: The Landing Site for the ExoMars Rosalind Franklin Rover
Large Area High-Resolution 3D Mapping of Oxia Planum: The Landing Site for the ExoMars Rosalind Franklin Rover Open
We demonstrate an end-to-end application of the in-house deep learning-based surface modelling system, called MADNet, to produce three large area 3D mapping products from single images taken from the ESA Mars Express’s High Resolution Ster…
View article: A structure knowledge-synthetic aperture radar interferometry integration method for high-precision deformation monitoring and risk identification of sea-crossing bridges
A structure knowledge-synthetic aperture radar interferometry integration method for high-precision deformation monitoring and risk identification of sea-crossing bridges Open
Deformation monitoring and risk identification of sea-crossing bridges are essential to mitigate hazards and prevent loss of human life and property. Satellite-based Synthetic Aperture Radar Interferometry (InSAR) technology can detect mil…
View article: Rapid Single Image-Based DTM Estimation from ExoMars TGO CaSSIS Images Using Generative Adversarial U-Nets
Rapid Single Image-Based DTM Estimation from ExoMars TGO CaSSIS Images Using Generative Adversarial U-Nets Open
The lack of adequate stereo coverage and where available, lengthy processing time, various artefacts, and unsatisfactory quality and complexity of automating the selection of the best set of processing parameters, have long been big barrie…
View article: Towards Streamlined Single-Image Super-Resolution: Demonstration with 10 m Sentinel-2 Colour and 10–60 m Multi-Spectral VNIR and SWIR Bands
Towards Streamlined Single-Image Super-Resolution: Demonstration with 10 m Sentinel-2 Colour and 10–60 m Multi-Spectral VNIR and SWIR Bands Open
Higher spatial resolution imaging data are considered desirable in many Earth observation applications. In this work, we propose and demonstrate the TARSGAN (learning Terrestrial image deblurring using Adaptive weighted dense Residual Supe…
View article: Time-Series Analysis on Persistent Scatter-Interferometric Synthetic Aperture Radar (PS-InSAR) Derived Displacements of the Hong Kong–Zhuhai–Macao Bridge (HZMB) from Sentinel-1A Observations
Time-Series Analysis on Persistent Scatter-Interferometric Synthetic Aperture Radar (PS-InSAR) Derived Displacements of the Hong Kong–Zhuhai–Macao Bridge (HZMB) from Sentinel-1A Observations Open
The synthetic aperture radar interferometry (InSAR) technique has been applied in monitoring the deformation of infrastructures, such as bridges, highways, railways and subways. Persistent scatterer (PS)-InSAR is one of the InSAR technique…
View article: Subsurface Reflectors Detected by SHARAD Reveal Stratigraphy and Buried Channels Over Central Elysium Planitia, Mars
Subsurface Reflectors Detected by SHARAD Reveal Stratigraphy and Buried Channels Over Central Elysium Planitia, Mars Open
The Central Elysium Planitia (CEP) is one of the youngest geological units on Mars and displays evidence of volcanic and fluvial activities on the surface. The origin of the CEP material has long been debated with a range of hypotheses fro…
View article: Automated reconstruction of subsurface interfaces in Promethei Lingula near the Martian south pole by using SHARAD data
Automated reconstruction of subsurface interfaces in Promethei Lingula near the Martian south pole by using SHARAD data Open
Subsurface layers are preserved in polar regions on Mars, which are considered to be a record of past climate changes on Mars. Orbital radar instruments like the SHAllow RADar (SHARAD) on board Mars Reconnaissance Orbiter (MRO) transmit ra…
View article: Massive stereo-based DTM production for Mars on cloud computers
Massive stereo-based DTM production for Mars on cloud computers Open
Digital Terrain Model (DTM) creation is essential to improving our understanding of the formation processes of the Martian surface. Although there have been previous demonstrations of open-source or commercial planetary 3D reconstruction s…
View article: A New Method for Automatically Tracing Englacial Layers from MCoRDS Data in NW Greenland
A New Method for Automatically Tracing Englacial Layers from MCoRDS Data in NW Greenland Open
Englacial layering reflects ice dynamics within the ice bodies, which improves understanding of ice flow variation, past accumulation rates and vertical flows transferring between the surface and the underlying bedrock. The internal layers…
View article: Identification of the Beagle 2 lander on Mars
Identification of the Beagle 2 lander on Mars Open
The 2003 Beagle 2 Mars lander has been identified in Isidis Planitia at 90.43° E, 11.53° N, close to the predicted target of 90.50° E, 11.53° N. Beagle 2 was an exobiology lander designed to look for isotopic and compositional signs of lif…
View article: The Application of ALOS/PALSAR InSAR to Measure Subsurface Penetration Depths in Deserts
The Application of ALOS/PALSAR InSAR to Measure Subsurface Penetration Depths in Deserts Open
Spaceborne Synthetic Aperture Radar (SAR) interferometry has been utilised to acquire high-resolution Digital Elevation Models (DEMs) with wide coverage, particularly for persistently cloud-covered regions where stereophotogrammetry is har…
View article: Supplementary material from "Identification of the Beagle 2 lander on Mars"
Supplementary material from "Identification of the Beagle 2 lander on Mars" Open
The 2003 Beagle 2 Mars lander has been identified in Isidis Planitia at 90.43°E, 11.53°N, close to the predicted target of 90.50° E, 11.53° N. Beagle 2 was an exobiology lander designed to look for isotopic and compositional signs of life …
View article: Beagle 2 Appendix Search Study Characteristics from Identification of the Beagle 2 lander on Mars
Beagle 2 Appendix Search Study Characteristics from Identification of the Beagle 2 lander on Mars Open
The 2003 Beagle 2 Mars lander has been identified in Isidis Planitia at 90.43°E, 11.53°N, close to the predicted target of 90.50° E, 11.53° N. Beagle 2 was an exobiology lander designed to look for isotopic and compositional signs of life …
View article: Beagle 2 Appendix Search Study Characteristics from Identification of the Beagle 2 lander on Mars.
Beagle 2 Appendix Search Study Characteristics from Identification of the Beagle 2 lander on Mars. Open
The 2003 Beagle 2 Mars lander has been identified in Isidis Planitia at 90.43°E, 11.53°N, close to the predicted target of 90.50° E, 11.53° N. Beagle 2 was an exobiology lander designed to look for isotopic and compositional signs of life …