Mapping forest tree species in high resolution UAV-based RGB-imagery by means of convolutional neural networks F Schiefer, T Kattenborn, A Frick, J Frey, P Schall, B Koch, S Schmidtlein ISPRS Journal of Photogrammetry and Remote Sensing 170, 205-215, 2020 | 284 | 2020 |
Retention as an integrated biodiversity conservation approach for continuous-cover forestry in Europe L Gustafsson, J Bauhus, T Asbeck, ALD Augustynczik, M Basile, J Frey, ... Ambio 49, 85-97, 2020 | 175 | 2020 |
UAV-Based Forest Health Monitoring: A Systematic Review. Remote Sens. 2022, 14, 3205 S Ecke, J Dempewolf, J Frey, A Schwaller, E Endres, HJ Klemmt, D Tiede, ... s Note: MDPI stays neutral with regard to jurisdictional claims in published …, 2022 | 157* | 2022 |
UAV photogrammetry of forests as a vulnerable process. A sensitivity analysis for a structure from motion RGB-image pipeline J Frey, K Kovach, S Stemmler, B Koch Remote Sensing 10 (6), 912, 2018 | 150 | 2018 |
Predicting abundance and diversity of tree-related microhabitats in Central European montane forests from common forest attributes T Asbeck, P Pyttel, J Frey, J Bauhus Forest Ecology and Management 432, 400-408, 2019 | 116 | 2019 |
Evaluating the effectiveness of retention forestry to enhance biodiversity in production forests of Central Europe using an interdisciplinary, multi‐scale approach I Storch, J Penner, T Asbeck, M Basile, J Bauhus, V Braunisch, ... Ecology and evolution 10 (3), 1489-1509, 2020 | 80* | 2020 |
Spatially autocorrelated training and validation samples inflate performance assessment of convolutional neural networks T Kattenborn, F Schiefer, J Frey, H Feilhauer, MD Mahecha, CF Dormann ISPRS Open Journal of Photogrammetry and Remote Sensing 5, 100018, 2022 | 67 | 2022 |
Light heterogeneity affects understory plant species richness in temperate forests supporting the heterogeneity–diversity hypothesis J Helbach, J Frey, C Messier, M Mörsdorf, M Scherer‐Lorenzen Ecology and Evolution 12 (2), e8534, 2022 | 54 | 2022 |
Insect abundance in managed forests benefits from multi-layered vegetation AK Knuff, M Staab, J Frey, CF Dormann, T Asbeck, AM Klein Basic and Applied Ecology 48, 124-135, 2020 | 54 | 2020 |
Mapping tree species diversity in temperate montane forests using Sentinel-1 and Sentinel-2 imagery and topography data X Liu, J Frey, C Munteanu, N Still, B Koch Remote Sensing of Environment 292, 113576, 2023 | 37 | 2023 |
UAV-based reference data for the prediction of fractional cover of standing deadwood from Sentinel time series F Schiefer, S Schmidtlein, A Frick, J Frey, R Klinke, K Zielewska-Büttner, ... ISPRS Open Journal of Photogrammetry and Remote Sensing 8, 100034, 2023 | 31 | 2023 |
Mapping an Invasive Plant Spartina alterniflora by Combining an Ensemble One-Class Classification Algorithm with a Phenological NDVI Time-Series Analysis … X Liu, H Liu, P Datta, J Frey, B Koch Remote Sensing 12 (24), 4010, 2020 | 31 | 2020 |
Predicting tree-related microhabitats by multisensor close-range remote sensing structural parameters for the selection of retention elements J Frey, T Asbeck, J Bauhus Remote Sensing 12 (5), 867, 2020 | 31 | 2020 |
Mapping standing dead trees in temperate montane forests using a pixel-and object-based image fusion method and stereo WorldView-3 imagery X Liu, J Frey, M Denter, K Zielewska-Büttner, N Still, B Koch Ecological Indicators 133, 108438, 2021 | 23 | 2021 |
Multiple forest structural elements are needed to promote beetle biomass, diversity and abundance NJ Rappa, M Staab, J Frey, N Winiger, AM Klein Forest Ecosystems 9, 100056, 2022 | 19 | 2022 |
Same viewpoint different perspectives—A comparison of expert ratings with a TLS derived forest stand structural complexity index J Frey, B Joa, U Schraml, B Koch Remote Sensing 11 (9), 1137, 2019 | 19 | 2019 |
Where are we now with European forest multi-taxon biodiversity and where can we head to? S Burrascano, F Chianucci, G Trentanovi, S Kepfer-Rojas, T Sitzia, ... Biological conservation 284, 110176, 2023 | 14 | 2023 |
Plant composition, not richness, drives occurrence of specialist herbivores AK Knuff, M Staab, J Frey, J Helbach, AM Klein Ecological Entomology 44 (6), 833-843, 2019 | 14 | 2019 |
Structural elements enhanced by retention forestry promote forest and non-forest specialist bees and wasps NJ Rappa, M Staab, LS Ruppert, J Frey, J Bauhus, AM Klein Forest Ecology and Management 529, 120709, 2023 | 12 | 2023 |
Limitations of estimating branch volume from terrestrial laser scanning C Morhart, Z Schindler, J Frey, JP Sheppard, K Calders, M Disney, ... European Journal of Forest Research 143 (2), 687-702, 2024 | 11 | 2024 |