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Related papers: Sub-metre Lunar DEM Generation and Validation from…

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ISRO's terrain characterization and hazard mapping from Chandrayaan-2 Orbiter High Resolution Camera (OHRC) stereo imagery were central to the safe landing of Chandrayaan-3 - the first successful landing in the lunar south polar region.…

Earth and Planetary Astrophysics · Physics 2026-02-17 Chandra Tungathurthi

This study presents a Shape from Shading (SfS) framework to enhance sub-metre resolution lunar digital elevation models (DEMs) using imagery from the Orbiter High Resolution Camera (OHRC) aboard Chandrayaan-2. The framework applies SfS to…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Aaranay Aadi , Jai Gopal Singla , Nitant Dube

Recent times have seen an increase in demand of high quality Digital Elevation Models (DEMs) for the lunar surface, because they are highly important for studying the moon and planning future missions. However, there is an evident lack of…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Aaranay Aadi , Jai Gopal Singla , Amitabh , Nitant Dube , Praveen Kumar Shukla , Vijaypal Singh Dhaka

Synthetic image generation is one of the crucial input for planetary missions. It enables researchers and engineers to visualize planned planetary missions, test imaging systems and plan exploration activities in a virtual environment…

Computer Vision and Pattern Recognition · Computer Science 2026-04-27 Jai G Singla , Hinal B Patel , Nitant Dube

Radiometric inconsistencies remain a major challenge in generating seamless lunar mosaics from multi-mission orbital imagery due to variability in illumination geometry, sensor characteristics, and acquisition conditions. This paper…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Pratincha Singh , Jai Gopal Singla , Prashant Hemrajani , Nitant Dube , Amithabh , Hinal Patel

High-resolution elevation data is essential for hydrological modeling, hazard assessment, and environmental monitoring; however, globally consistent, fine-scale Digital Elevation Models (DEMs) remain unavailable. Very high-resolution…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Osher Rafaeli , Tal Svoray , Ariel Nahlieli

Digital Elevation Model (DEM) is an essential aspect in the remote sensing domain to analyze and explore different applications related to surface elevation information. In this study, we intend to address the generation of high-resolution…

Image and Video Processing · Electrical Eng. & Systems 2024-09-23 Subhajit Paul , Ashutosh Gupta

High resolution Digital Elevation Models(DEMs) are an important requirement for many applications like modelling water flow, landslides, avalanches etc. Yet publicly available DEMs have low resolution for most parts of the world. Despite…

Image and Video Processing · Electrical Eng. & Systems 2020-07-08 Ashish Kubade , Avinash Sharma , K S Rajan

Digital Elevation Models (DEMs) are vital datasets for geospatial applications such as hydrological modeling and environmental monitoring. However, conventional methods to generate DEM, such as using LiDAR and photogrammetry, require…

Image and Video Processing · Electrical Eng. & Systems 2025-12-01 Alif Ilham Madani , Riska A. Kuswati , Alex M. Lechner , Muhamad Risqi U. Saputra

Monocular Depth Estimation (MDE) is crucial for autonomous lunar rover navigation using electro-optical cameras. However, deploying terrestrial MDE networks to the Moon brings a severe domain gap due to harsh shadows, textureless regolith,…

Future lunar missions will require autonomous rovers capable of traversing tens of kilometers across challenging terrain while maintaining accurate localization and producing globally consistent maps. However, the absence of global…

Robotics · Computer Science 2026-03-19 Adam Dai , Guillem Casadesus Vila , Grace Gao

We proposed a simple yet effective morphological approach to convert a sparse Digital Elevation Model (DEM) to a dense Digital Elevation Model. The conversion is similar to that of the generation of high-resolution DEM from its…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 Geetika Barman , B. S. Daya Sagar

This work presents a new dataset for the Martian digital elevation model prediction task, ready for machine learning applications called MCTED. The dataset has been generated using a comprehensive pipeline designed to process…

Computer Vision and Pattern Recognition · Computer Science 2025-11-07 Rafał Osadnik , Pablo Gómez , Eleni Bohacek , Rickbir Bahia

Impact craters are formed as a result of continuous impacts on the surface of planetary bodies. This paper proposes a novel way of simultaneously utilizing optical images, digital elevation maps (DEMs), and slope maps for automatic crater…

Image and Video Processing · Electrical Eng. & Systems 2025-11-17 Atal Tewari , Vinay Verma , Pradeep Srivastava , Vikrant Jain , Nitin Khanna

We demonstrate high fidelity enhancement of planetary digital elevation models (DEMs) using optical images and deep learning with convolutional neural networks. Enhancement can be applied recursively to the limit of available optical data,…

Computer Vision and Pattern Recognition · Computer Science 2021-01-14 Casey Handmer

With the advent of NASA's lunar reconnaissance orbiter (LRO), a large amount of high-resolution digital elevation maps (DEMs) have been constructed by using narrow-angle cameras (NACs) to characterize the Moon's surface. However, NAC DEMs…

Applications · Statistics 2020-04-22 Young-Jin Park , Han-Lim Choi

In the last decades, the development of smartphones, drones, aerial patrols, and digital cameras enabled high-quality photographs available to large populations and, thus, provides an opportunity to collect massive data of the nature and…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Behzad Golparvar , Ruo-Qian Wang

Autonomous precision navigation to land onto the Moon relies on vision sensors. Computer vision algorithms are designed, trained and tested using synthetic simulations. High quality terrain models have been produced by Moon orbiters…

Digital Elevation Model (DEM), while providing a bare earth look, is heavily used in many applications including construction modeling, visualization, and GIS. Their registration techniques have not been explored much. Methods like…

Computer Vision and Pattern Recognition · Computer Science 2014-06-02 Suma Dawn , Vikas Saxena , Bhu Dev Sharma

The Ocean Color Monitor-3 (OCM-3) sensor is instrumental in Earth observation, achieving a critical balance between high-resolution imaging and broad coverage. This paper explores innovative imaging methods employed in OCM-3 and the…

Image and Video Processing · Electrical Eng. & Systems 2024-10-25 Ankur Garg , Tushar Shukla , Purvee Joshi , Debojyoti Ganguly , Ashwin Gujarati , Meenakshi Sarkar , KN Babu , Mehul Pandya , S. Manthira Moorthi , Debajyoti Dhar
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