Zobrazeno 1 - 10
of 53
pro vyhledávání: '"J A, Wegner"'
Autor:
E. D. Hafner, T. Kontogianni, R. Caye Daudt, L. Oberson, J. D. Wegner, K. Schindler, Y. Bühler
Publikováno v:
The Cryosphere, Vol 18, Pp 3807-3823 (2024)
For many safety-related applications such as hazard mapping or road management, well-documented avalanche events are crucial. Nowadays, despite the variety of research directions, the available data are mostly restricted to isolated locations where t
Externí odkaz:
https://doaj.org/article/adc2d12306cc42d484508b5046d0f752
Publikováno v:
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol X-2-2024, Pp 41-48 (2024)
We propose a deep learning approach for high-resolution species distribution modelling (SDM) at large scale combining point-wise, crowd-sourced species observation data and environmental data with Sentinel-2 satellite imagery. What makes this task ch
Externí odkaz:
https://doaj.org/article/d8034b52f60b4fbab7cdc7b017f79ee1
Publikováno v:
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol X-1-W1-2023, Pp 835-842 (2023)
Deforestation has a significant impact on the environment, accelerating global warming and causing irreversible damage to ecosystems. Large-scale deforestation monitoring techniques still mostly rely on statistical approaches and traditional machine
Externí odkaz:
https://doaj.org/article/fc85539173e54106be8e2fb5a647161c
Publikováno v:
Natural Hazards and Earth System Sciences, Vol 23, Pp 2895-2914 (2023)
Consistent estimates of avalanche size are crucial for communicating not only among avalanche practitioners but also between avalanche forecasters and the public, for instance in public avalanche forecasts. Moreover, applications such as risk managem
Externí odkaz:
https://doaj.org/article/0ec65682a18347c38dccfc28d282e25b
Publikováno v:
The Cryosphere, Vol 16, Pp 3517-3530 (2022)
Spatially dense and continuous information on avalanche occurrences is crucial for numerous safety-related applications such as avalanche warning, hazard zoning, hazard mitigation measures, forestry, risk management and numerical simulations. This in
Externí odkaz:
https://doaj.org/article/d3d0b3d5888a42db999b3fb67624d1c7
Publikováno v:
Hydrology and Earth System Sciences, Vol 25, Pp 2567-2597 (2021)
Grain size analysis is the key to understand the sediment dynamics of river systems. We propose GRAINet, a data-driven approach to analyze grain size distributions of entire gravel bars based on georeferenced UAV images. A convolutional neural networ
Externí odkaz:
https://doaj.org/article/14f8614fdedf472ebf5c3e60b273197d
Publikováno v:
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol V-5-2020, Pp 109-116 (2020)
In order to reach the goal of reliably solving Earth monitoring tasks, automated and efficient machine learning methods are necessary for large-scale scene analysis and interpretation. A typical bottleneck of supervised learning approaches is the ava
Externí odkaz:
https://doaj.org/article/2172db749ae24eb08aa40c63b3ba6830
Publikováno v:
Hydrology and Earth System Sciences, Vol 23, Pp 4621-4634 (2019)
In many countries, urban flooding due to local, intense rainfall is expected to become more frequent because of climate change and urbanization. Cities trying to adapt to this growing risk are challenged by a chronic lack of surface flooding data tha
Externí odkaz:
https://doaj.org/article/7c1a4d785fd1437d95bb205ed2b3c1c0
Publikováno v:
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol IV-2-W5, Pp 5-12 (2019)
In the event of a flood, being able to build accurate flood level maps is essential for supporting emergency plan operations. In order to build such maps, it is important to collect observations from the disaster area. Social media platforms can be u
Externí odkaz:
https://doaj.org/article/47b7b3e706734d65857da9931fffe7e6
Publikováno v:
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol V-2-2022, Pp 7-7 (2022)
Externí odkaz:
https://doaj.org/article/62d70ccdedc74fd4b3cce0a496756b05