Zobrazeno 1 - 10
of 105
pro vyhledávání: '"A. V. CHRISTIANSEN"'
Publikováno v:
Earth System Science Data, Vol 15, Pp 1389-1401 (2023)
Deep learning (DL) algorithms have shown incredible potential in many applications. The success of these data-hungry methods is largely associated with the availability of large-scale datasets, as millions of observations are often required to achiev
Externí odkaz:
https://doaj.org/article/b79144b4aeee4ea883f1c04465b84ab3
Autor:
P. K. Maurya, F. E. Christensen, M. A. Kass, J. B. Pedersen, R. R. Frederiksen, N. Foged, A. V. Christiansen, E. Auken
Publikováno v:
Hydrology and Earth System Sciences, Vol 26, Pp 2813-2827 (2022)
Imaging geological layers beneath lakes, rivers, and shallow seawater provides detailed information critical for hydrological modeling, geologic studies, contaminant mapping, and more. However, significant engineering and interpretation challenges ha
Externí odkaz:
https://doaj.org/article/5193dda4cf23436bbe6978450251a58b
Publikováno v:
Geoscientific Instrumentation, Methods and Data Systems, Vol 10, Pp 313-323 (2021)
Efficient and accurate acquisition of magnetic field and gradient data have applications over a large range of environmental, archaeological, engineering, and geologic investigations. Developments in new systems and improvements in existing platforms
Externí odkaz:
https://doaj.org/article/935f798fbcc445cfb1d6dcccaca00a27
Publikováno v:
Earth System Science Data, Vol 13, Pp 2743-2752 (2021)
Quaternary deposits are complex and heterogeneous. They contain some of the most abundant and extensively used aquifers. In order to improve the knowledge of the spatial heterogeneity of such deposits, we acquired a large (1500 ha) and dense (20 m sp
Externí odkaz:
https://doaj.org/article/e1f8f74851134c158c51ac1e652ecdd4
Autor:
R. B. Madsen, H. Kim, A. J. Kallesøe, P. B. E. Sandersen, T. N. Vilhelmsen, T. M. Hansen, A. V. Christiansen, I. Møller, B. Hansen
Publikováno v:
Hydrology and Earth System Sciences, Vol 25, Pp 2759-2787 (2021)
Nitrate contamination of subsurface aquifers is an ongoing environmental challenge due to nitrogen (N) leaching from intensive N fertilization and management on agricultural fields. The distribution and fate of nitrate in aquifers are primarily gover
Externí odkaz:
https://doaj.org/article/c5ee4955a2424c6d968519e120e13d67
Autor:
A. A. S. Barfod, T. N. Vilhelmsen, F. Jørgensen, A. V. Christiansen, A.-S. Høyer, J. Straubhaar, I. Møller
Publikováno v:
Hydrology and Earth System Sciences, Vol 22, Pp 5485-5508 (2018)
Forecasting the flow of groundwater requires a hydrostratigraphic model, which describes the architecture of the subsurface. State-of-the-art multiple-point statistical (MPS) tools are readily available for creating models depicting subsurface geo
Externí odkaz:
https://doaj.org/article/4be97c26b90e4f63b87322e06c533826
Autor:
A. A. S. Barfod, I. Møller, A. V. Christiansen, A.-S. Høyer, J. Hoffimann, J. Straubhaar, J. Caers
Publikováno v:
Hydrology and Earth System Sciences, Vol 22, Pp 3351-3373 (2018)
Creating increasingly realistic groundwater models involves the inclusion of additional geological and geophysical data in the hydrostratigraphic modeling procedure. Using multiple-point statistics (MPS) for stochastic hydrostratigraphic modeling
Externí odkaz:
https://doaj.org/article/45f35092ab9b4e1880f6ac84046698f5
Publikováno v:
Hydrology and Earth System Sciences, Vol 21, Iss 3, Pp 1527-1545 (2017)
During the last century, many large irrigation projects were carried out in arid lands worldwide. Despite a tremendous increase in food production, a common problem when characterizing these zones is land degradation in the form of waterlogging. A cl
Externí odkaz:
https://doaj.org/article/a4b0cb5b949449a6a4f37d5b0097aba2
Autor:
P. A. Marker, N. Foged, X. He, A. V. Christiansen, J. C. Refsgaard, E. Auken, P. Bauer-Gottwein
Publikováno v:
Hydrology and Earth System Sciences, Vol 19, Iss 9, Pp 3875-3890 (2015)
Large-scale hydrological models are important decision support tools in water resources management. The largest source of uncertainty in such models is the hydrostratigraphic model. Geometry and configuration of hydrogeological units are often poorly
Externí odkaz:
https://doaj.org/article/923c6281fbeb4272a83f2542d4367c1f
Publikováno v:
Hydrology and Earth System Sciences, Vol 16, Iss 6, Pp 1793-1804 (2012)
A direct current (DC) resistivity and time domain induced polarization (TDIP) survey was undertaken at a decommissioned landfill site situated in Hørløkke, Denmark, for the purpose of mapping the waste deposits and to discriminate important geologi
Externí odkaz:
https://doaj.org/article/27a9589fca4c45f8aaca1817e9dcb15f