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Sarah Asam
Sarah Asam
Bestätigte E-Mail-Adresse bei dlr.de
Titel
Zitiert von
Zitiert von
Jahr
Remote sensing of grassland production and management—A review
S Reinermann, S Asam, C Kuenzer
Remote Sensing 12 (12), 1949, 2020
1762020
The effect of droughts on vegetation condition in Germany: an analysis based on two decades of satellite earth observation time series and crop yield statistics
S Reinermann, U Gessner, S Asam, C Kuenzer, S Dech
Remote Sensing 11 (15), 1783, 2019
702019
Retrieval of Leaf Area Index in mountain grasslands in the Alps from MODIS satellite imagery
L Pasolli, S Asam, M Castelli, L Bruzzone, G Wohlfahrt, M Zebisch, ...
Remote Sensing of Environment 165, 159-174, 2015
692015
Earth observation based monitoring of forests in Germany: A review
S Holzwarth, F Thonfeld, S Abdullahi, S Asam, E Da Ponte Canova, ...
Remote Sensing 12 (21), 3570, 2020
602020
Relationship between spatiotemporal variations of climate, snow cover and plant phenology over the Alps—an earth observation-based analysis
S Asam, M Callegari, M Matiu, G Fiore, L De Gregorio, A Jacob, A Menzel, ...
Remote Sensing 10 (11), 1757, 2018
492018
LiDAR derived topography and forest stand characteristics largely explain the spatial variability observed in MODIS land surface phenology
G Misra, A Buras, M Heurich, S Asam, A Menzel
Remote sensing of environment 218, 231-244, 2018
342018
Mapping crop types of Germany by combining temporal statistical metrics of Sentinel-1 and Sentinel-2 time series with LPIS data
S Asam, U Gessner, R Almengor González, M Wenzl, J Kriese, C Kuenzer
Remote sensing 14 (13), 2981, 2022
332022
A comparison of the signal from diverse optical sensors for monitoring alpine grassland dynamics
M Rossi, G Niedrist, S Asam, G Tonon, E Tomelleri, M Zebisch
Remote Sensing 11 (3), 296, 2019
332019
Derivation of leaf area index for grassland within alpine upland using multi-temporal RapidEye data
S Asam, H Fabritius, D Klein, C Conrad, S Dech
International Journal of Remote Sensing 34 (23), 8628-8652, 2013
332013
Land surface phenology and greenness in Alpine grasslands driven by seasonal snow and meteorological factors
J Xie, T Jonas, C Rixen, R de Jong, I Garonna, C Notarnicola, S Asam, ...
Science of the total environment 725, 138380, 2020
302020
Estimation of grassland use intensities based on high spatial resolution LAI time series
S Asam, D Klein, S Dech
The International Archives of the Photogrammetry, Remote Sensing and Spatial …, 2015
272015
Detection of grassland mowing events for Germany by combining Sentinel-1 and Sentinel-2 time series
S Reinermann, U Gessner, S Asam, T Ullmann, A Schucknecht, ...
Remote Sensing 14 (7), 1647, 2022
242022
Ground and satellite phenology in alpine forests are becoming more heterogeneous across higher elevations with warming
G Misra, S Asam, A Menzel
Agricultural and Forest Meteorology 303, 108383, 2021
242021
Spring temperature and snow cover climatology drive the advanced springtime phenology (1991–2014) in the European Alps
J Xie, F Hüsler, R de Jong, B Chimani, S Asam, Y Sun, ME Schaepman, ...
Journal of Geophysical Research: Biogeosciences 126 (3), e2020JG006150, 2021
202021
Estimating dry biomass and plant nitrogen concentration in pre-Alpine grasslands with low-cost UAS-borne multispectral data–a comparison of sensors, algorithms, and predictor sets
A Schucknecht, B Seo, A Krämer, S Asam, C Atzberger, R Kiese
Biogeosciences 19 (10), 2699-2727, 2022
192022
Potential and Challenges of Harmonizing 40 Years of AVHRR Data: The TIMELINE Experience
S Dech, S Holzwarth, S Asam, T Andresen, M Bachmann, M Boettcher, ...
Remote Sensing 13 (18), 3618, 2021
182021
Validation of AVHRR Land Surface Temperature with MODIS and in situ LST—A timeline thematic processor
P Reiners, S Asam, C Frey, S Holzwarth, M Bachmann, J Sobrino, ...
Remote Sensing 13 (17), 3473, 2021
182021
Hedgerow object detection in very high-resolution satellite images using convolutional neural networks
S Ahlswede, S Asam, A Roeder
Journal of Applied Remote Sensing 15 (1), 018501-018501, 2021
112021
Seasonal Vegetation Trends for Europe over 30 Years from a Novel Normalised Difference Vegetation Index (NDVI) Time-Series—The TIMELINE NDVI Product
C Eisfelder, S Asam, A Hirner, P Reiners, S Holzwarth, M Bachmann, ...
Remote Sensing 15 (14), 3616, 2023
92023
Vegetation traits of pre-Alpine grasslands in southern Germany
A Schucknecht, A Krämer, S Asam, A Mejia-Aguilar, N Garcia-Franco, ...
Scientific data 7 (1), 316, 2020
92020
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