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Showing results 1-31 of 31

2020
1 Aalstad, Kristoffer; Westermann, Sebastian.
ACS_Bayelva_class: 302 high-resolution snow cover maps covering the 2012-2017 snowmelt seasons in the Bayelva catchment (Svalbard, Norway). Zenodo Zenodo Open Data Repository 2020
UiO Untitled
 
2 Aalstad, Kristoffer; Westermann, Sebastian; Bertino, Laurent.
Evaluating satellite retrieved fractional snow-covered area at a high-Arctic site using terrestrial photography. Remote Sensing of Environment 2020 ;Volume 239. p. -
NERSC UiO Untitled
 
3 Aalstad, Kristoffer; Westermann, Sebastian; Fiddes, Joel; Karsten, Logan; McCreight, James; Bertino, Laurent.
Testing ensemble-based snow reanalysis in the Lakes basin using the ASO. 2020 Airborne Snow Observatories, Inc. Annual Workshop; 2020-10-26 - 2020-10-29
NERSC UiO Untitled
 
4 Aalstad, Kristoffer; Westermann, Sebastian; Fiddes, Joel; McCreight, James; Bertino, Laurent.
Retrieving, validating, and assimilating fractional snow-covered area from emerging optical satellites for snow reanalysis. EGU General Assembly 2020; 2020-05-04 - 2020-05-08
UiO NERSC Untitled
 
5 Aalstad, Kristoffer; Westermann, Sebastian; Pirk, Norbert; Fiddes, Joel; Karsten, Logan; McCreight, James; Alonso-Gonzalez, Esteban; Bertino, Laurent.
Constraining land surface models with emerging observations. LATICE 2020 Annual Meeting; 2020-11-04 - 2020-11-05
UiO NERSC Untitled
 
6 Yilmaz, Yeliz A.; Aalstad, Kristoffer; Filhol, Simon Vincent P; Stordal, Frode; Tallaksen, Lena M..
Fennoscandian snow cover phenology from MODIS, CLM5, and climate reanalyses. CBA Annual meeting 2020; 2020-10-06 - 2020-10-07
UiO Untitled
 
7 Yilmaz, Yeliz A.; Aalstad, Kristoffer; Filhol, Simon Vincent P; Stordal, Frode; Tallaksen, Lena M..
Scandinavian snow cover phenology from MODIS, CLM, and reanalyses. LATICE 2020 Annual Meeting; 2020-11-04 - 2020-11-05
UiO Untitled
 
8 Yilmaz, Yeliz A.; Aalstad, Kristoffer; Filhol, Simon Vincent P; Stordal, Frode; Tallaksen, Lena M..
The Representation of the Fennoscandian Snow Cover Phenology in Reanalyses and CLM5 during the MODIS-era. The Earth Observation for Water Cycle Science 2020 Conference; 2020-11-16 - 2020-11-19
UiO Untitled
 
2019
9 Aalstad, Kristoffer.
Ensemble-based retrospective analysis of the seasonal snowpack. Department of Geosciences, Faculty of Mathematics and Natural Sciences, University of Oslo, Blindern, Oslo, Norway: University of Oslo 2019 328 p. Series of dissertations submitted to the Faculty of Mathematics and Natural Sciences, University of Oslo.(2186)
NERSC UiO Untitled
 
10 Aalstad, Kristoffer; Westermann, Sebastian; Fiddes, Joel; Bertino, Laurent.
Retrieving the depletion of snow-covered area from multiple optical satellite sensors with applications for SWE reanalysis. Living Planet Symposium; 2019-05-13 - 2019-05-17
UiO NERSC Untitled
 
11 Fiddes, Joel; Aalstad, Kristoffer; Westermann, Sebastian.
Hyper-resolution ensemble-based snow reanalysis in mountain regions using clustering. Hydrology and Earth System Sciences 2019 ;Volume 23.(11) p. 4717-4736
UiO Untitled
 
12 Yilmaz, Yeliz; Aalstad, Kristoffer; Sen, Omer L..
Multiple remotely sensed lines of evidence for a depleting seasonal snowpack in the near east. Remote Sensing 2019 ;Volume 11.(5) p. -
UiO Untitled
 
2018
13 Aalstad, Kristoffer; Westermann, Sebastian; Bertino, Laurent; Schuler, Thomas; Boike, Julia; Karsten, Logan.
Towards high-resolution Bayesian snow reconstruction in permafrost regions. CESM Land Model and Biogeochemistry Working Group Meeting; 2018-02-05 - 2018-02-07
UiO NERSC Untitled
 
14 Aalstad, Kristoffer; Westermann, Sebastian; Karsten, Logan; Fiddes, Joel; Bertino, Laurent.
Snow history matching in mountainous terrain. 8th GEWEX Open Science Conference: Extremes and Water on the Edge; 2018-05-06 - 2018-05-11
NERSC UiO Untitled
 
15 Aalstad, Kristoffer; Westermann, Sebastian; Karsten, Logan; Gutmann, Ethan; McCreight, James; Fiddes, Joel; Bertino, Laurent.
Ensemble-based reanalysis of the seasonal montane snowpack: Lessons from the ASO. 3rd Annual NASA Airborne Snow Observatory Workshop; 2018-09-10 - 2018-09-13
UiO NERSC Untitled
 
16 Aalstad, Kristoffer; Westermann, Sebastian; Schuler, Thomas; Boike, Julia; Bertino, Laurent.
Ensemble-based assimilation of fractional snow-covered area satellite retrievals to estimate the snow distribution at Arctic sites. The Cryosphere 2018 ;Volume 12.(1) p. 247-270
NERSC UiO Untitled
 
2017
17 Aalstad, Kristoffer; Westermann, Sebastian; Schuler, Thomas; Boike, Julia; Bertino, Laurent.
Ensemble-based subgrid snow data assimilation. 4th Conference on Modelling Hydrology, Climate and Land Surface Processes; 2017-09-12 - 2017-09-14
UiO NERSC Untitled
 
18 Aalstad, Kristoffer; Westermann, Sebastian; Schuler, Thomas; Boike, Julia; Bertino, Laurent.
Towards High-Resolution SWE Mapping in Permafrost Regions. 2nd Asian Conference on Permafrost; 2017-07-02 - 2017-07-06
NERSC UiO Untitled
 
19 Aalstad, Kristoffer; Westermann, Sebastian; Schuler, Thomas; Boike, Julia; Bertino, Laurent.
Towards High-Resolution SWE Mapping in Permafrost Regions. 2nd Asian Conference on Permafrost; 2017-07-02 - 2017-07-06
UiO NERSC Untitled
 
20 Christakos, Konstantinos; Varlas, George; Cheliotis, Ioannis; Aalstad, Kristoffer; Papadopoulos, Anastasios; Katsafados, Petros; Steeneveld, Gert Jan.
Quantitative variability of renewable energy resources in Norway. European Geosciences Union General Assembly 2017; 2017-04-23 - 2017-04-28
NORCE UiO Untitled
 
21 Leclercq, Paul Willem; Aalstad, Kristoffer; Altena, Bas; Elvehøy, Hallgeir.
Modelling of glacier surface mass balance with assimilation of glacier mass balance and snow cover observations from remote sensing. EGU 2017; 2017-04-23 - 2017-04-28
UiO Untitled
 
2016
22 Leclercq, Paul Willem; Aalstad, Kristoffer; Elvehøy, Hallgeir; Altena, Bas.
Assimilation of glacier mass balance and snow cover fraction observations in a glacier surface mass balance model. Workshop on Data Assimilation in Terrestrial Systems; 2016-09-19 - 2016-09-21
UiO Untitled
 
23 Aalstad, Kristoffer; Bertino, Laurent; Westermann, Sebastian.
An ensemble-based subgrid snow data assimilation framework. AGU Fall Meeting; 2016-12-12 - 2016-12-16
UiB UiO Untitled
 
24 Aalstad, Kristoffer; Westermann, Sebastian; Bertino, Laurent.
An ensemble-based snow data assimilation framework. 5th Annual International Symposium on Data Assimilation; 2016-07-18 - 2016-07-22
NERSC UiO Untitled
 
25 Aalstad, Kristoffer; Westermann, Sebastian; Bertino, Laurent.
An ensemble-based subgrid snow data assimilation framework. Workshop on Data Assimilation in Terrestrial Systems; 2016-09-19 - 2016-09-21
NERSC UiO Untitled
 
26 Aalstad, Kristoffer; Westermann, Sebastian; Bertino, Laurent.
An ensemble-based subgrid snow data assimilation framework applied to the southern Swiss alps. MedCLIVAR 2016; 2016-09-26 - 2016-09-30
UiO NERSC Untitled
 
27 Aalstad, Kristoffer; Westermann, Sebastian; Boike, Julia; Bertino, Laurent; Aas, Kjetil Schanke.
An ensemble-based snow data assimilation framework with applications to permafrost modeling. 11th International Conference on Permafrost; 2016-06-20 - 2016-06-24
NERSC UiO Untitled
 
28 Leclercq, Paul Willem; Aalstad, Kristoffer; Elvehøy, Hallgeir; Altena, Bas.
Assimilation of glacier mass balance and snow cover fraction observations in a glacier surface mass balance model. IGS NOrdic Branch Meeting; 2016-10-26 - 2016-10-28
UiO Untitled
 
29 Schuler, Thomas; Aalstad, Kristoffer; Aas, Kjetil Schanke; Burkhart, John; Dunse, Thorben; Filhol, Simon; Hulth, John; Østby, Torbjørn Ims; Westermann, Sebastian.
Towards real-time snow products for Svalbard. Community-Coordinated Svalbard Snow Sampling (C2S3), Svalbard Snow Science; 2016-11-09 - 2016-11-11
UiO UIS Untitled
 
30 Westermann, Sebastian; Langer, Moritz; Østby, Torbjørn Ims; Peter, Maria; Boike, Julia; Gisnås, Kjersti; Aalstad, Kristoffer; Schuler, Thomas; Etzelmüller, Bernd; Jaroslav, Obu; Georg, Schwamborn; Lutz, Schirrmeister.
Mapping the thermal state of permafrost through modeling and remote sensing. 11th International Conference on Permafrost; 2016-06-20 - 2016-06-24
UiO UIS Untitled
 
2015
31 Aalstad, Kristoffer.
Applying the Eddy Covariance Method Under Difficult Conditions. Department of Geosciences, Faculty of Mathematics and Natural Sciences, University of Oslo, Blindern, Oslo, Norway: University of Oslo 2015 108 p.
UiO Untitled