Results 71 to 80 of about 3,103,775 (206)

Potential distribution of major plant units under climate change scenarios along an aridity gradient in Namibia [PDF]

open access: yesVegetation Classification and Survey (VCS)
Objectives: Climate change is expected to have major impacts on plant species distribution worldwide. These changes can affect plant species in three ways: the timing of seasonal activities (phenology), physiology and distribution.
Leena Naftal   +2 more
doaj   +3 more sources

Application of UAV-Based Multi-Angle Hyperspectral Remote Sensing in Fine Vegetation Classification

open access: yesRemote Sensing, 2019
To obtain a high-accuracy vegetation classification of high-resolution UAV images, in this paper, a multi-angle hyperspectral remote sensing system was built using a six-rotor UAV and a Cubert S185 frame hyperspectral sensor. The application of UAV-based
Ya-nan Yan   +3 more
semanticscholar   +1 more source

KELVEG – Roadside Vegetation of Lithuania [PDF]

open access: yesVegetation Classification and Survey (VCS)
KELVEG – Roadside Vegetation of Lithuania (GIVD EU-LT-002) is a database that documents the diversity of roadside vegetation, tracks and monitors changes of non-native species’ impact on the roadsides, and adjacent habitats. The initiative was started in
Domas Uogintas   +3 more
doaj   +3 more sources

Plant communities and their environmental drivers on an arid mountain, Gebel Elba, Egypt [PDF]

open access: yesVegetation Classification and Survey (VCS), 2020
Aims: Gebel Elba is an arid mountain range supporting biological diversity that is incomparable to any other region of Egypt. This mountain has a vegetation structure and floristic community similar to the highlands of East Africa and the southwestern ...
Maged M. Abutaha   +3 more
doaj   +3 more sources

Floristic features and vegetation classification of the Hulun Buir Steppe in North China: Geography and climate-driven steppe diversification

open access: yesGlobal Ecology and Conservation, 2019
This study aims to present a comprehensive description of the plant communities of the Hulun Buir Steppe based on floristically complete vegetation records as a baseline reference for future ecological and palaeoecological studies.
Yuanjun Zhu   +5 more
semanticscholar   +1 more source

Mean ecological indicator values: use EIVE but no cover-weighting [PDF]

open access: yesVegetation Classification and Survey (VCS)
Aims: To test the predictive power of mean ecological indicator values (EIVs) based on different EIV systems and weighting approaches. Study area: Preda in Grisons, Switzerland.
Grzegorz Ostrowski   +6 more
doaj   +3 more sources

Eastern European Steppe Database [PDF]

open access: yesVegetation Classification and Survey (VCS), 2020
The Eastern European Steppe Database (GIVD ID EU-00-030) includes 6961 vegetation plots of dry grassland vegetation from Eastern Europe (Steppe and Forest-Steppe zones, mountain regions), mainly from Ukraine (4579 relevés), Russia (2403 relevés) and ...
Denys Vynokurov   +9 more
doaj   +3 more sources

Methods of the National Vegetation Classification Based on Vegetation Partition [PDF]

open access: yesProceedings of the 2016 4th International Conference on Mechanical Materials and Manufacturing Engineering, 2016
The high precision land cover classification products has a very important significance for the study of quantitative remote sensing and remote sensing applications. Now there has a lot of free and global coverage land classification products, which is mostly developed by foreign research institutions and personnel.
A.X. Yang, B. Zhong, X.B. Luo, Y.Y. Hao
openaire   +1 more source

GRIMP: A machine‐learning method for improving groups of discriminating species in expert systems for vegetation classification

open access: yesJournal of Vegetation Science, 2019
Aims: Expert systems are increasingly popular tools for supervised classification of large datasets of vegetation-plot records, but their classification accuracy depends on the selection of proper species and species groups that can effectively ...
L. Tichý, M. Chytrý, F. Landucci
semanticscholar   +1 more source

LANDFIRE Remap Prototype Mapping Effort: Developing a New Framework for Mapping Vegetation Classification, Change, and Structure

open access: yesFire, 2019
LANDFIRE (LF) National (2001) was the original product suite of the LANDFIRE program, which included Existing Vegetation Cover (EVC), Height (EVH), and Type (EVT).
J. Picotte   +5 more
semanticscholar   +1 more source

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