Extraction of tree heights in mountainous natural forests from UAV ...

An algorithm is proposed to estimate tree heights only using UAV leaf-on images. Ground points of visible trees are predicted by crown area and allometric ...

Extraction of tree heights in mountainous natural forests from UAV leaf-on stereoscopic imagery based on approximation of ground surfaces · Yu, Tianyu · Ni, ...

Extraction of tree heights in mountainous natural forests from UAV ...

The application of high-resolution stereoscopic imagery acquired by Unmanned Aerial Vehicle (UAV) on the extraction of forest heights has grown rapidly in ...

Extraction of tree heights in mountainous natural forests from UAV ...

Extraction of tree heights in mountainous natural forests from UAV leaf-on stereoscopic imagery based on approximation of ground surfaces ... To read the full- ...

Extraction of tree heights in mountainous natural forests from UAV ...

Extraction of tree heights in mountainous natural forests from UAV leaf-on stereoscopic imagery based on approximation of ground surfaces · Tianyu Yu · Wenjian Ni ...

Application of unmanned aerial system structure from motion point ...

... National Forest Inventory height ... Example of the variable search window for tree extraction being scaled for different tree heights in the ...

Treetop Detection in Mountainous Forests Using UAV Terrain ...

Unmanned aerial vehicles (UAVs) are becoming essential tools for surveying and monitoring forest ecosystems. However, most forests are found ...

Augmenting forest inventories: Using drones to derive individual tree ...

Unmanned aerial systems (drones) hold the potential to characterize both traditional and less-traditional forest inventory metrics for restoring ponderosa pine ...

Tree height quantification using very high resolution imagery ...

Tree height quantification using very high resolution imagery acquired from an unmanned aerial vehicle (UAV) and automatic 3D photo- ...

Estimating tree heights with images from an unmanned aerial vehicle

Calculating the canopy and individual tree heights of a forest with remote sensing is highly accurate and can be done with less time and cost than traditional ...

Intelligent Estimating the Tree Height in Urban Forests Based ... - MDPI

In this paper, a method for extracting the height of urban forest trees based on a smartphone was proposed to efficiently and accurately determine tree heights.

Application of Unmanned Aerial Vehicle (UAV) For Estimation of ...

(2019) conducted a study on the extraction of the tree crown and tree height ... precisely obtain tree height data in heterogeneous natural forests. The ...

Extraction of tree crowns damaged by Dendrolimus tabulaeformis ...

Tree crown extraction is an important research topic in forest resource monitoring. In particular, it is a prerequisite for disease ...

Unmanned aerial vehicles (UAV)-based canopy height modeling ...

UAV-based tree height and crown diameter estimates were validated against field measurements and resulted in 3.22 m (10.1%) and 0.81 m (7.02%) ...

Tree height-growth trajectory estimation using uni-temporal UAV ...

In a forestry context, such a multi-view concept has two advantages, firstly it allows the creation of a large training set from a relatively ...

Individual tree detection from unmanned aerial vehicle (UAV ...

In this study, a graph-based approach was developed for detecting individual trees in a broadleaf, complex forest region based on UAV-derived point cloud data.

Tree Height Estimation of Forest Plantation in Mountainous Terrain ...

3D ground structures from UAV image sequences for two study areas and extracted the heights and canopy diameters of dominant trees. In addition, a UAV laser ...

UAV-RGB-image-based aboveground biomass equation for planted ...

2 Citations · PDF. Add to Library. Alert. Extraction of tree heights in mountainous natural forests from UAV leaf-on stereoscopic imagery based on approximation ...

Extraction of tree heights in mountainous natural forests from UAV ...

Extraction of tree heights in mountainous natural forests from UAV leaf-on stereoscopic imagery based on approximation of ground surfaces. 基于地表逼近的 ...

Measuring the Tree Height of Picea crassifolia in Alpine Mountain ...

... Mountain Forests in Northwest China Based on UAV-LiDAR ... tree height was extracted ... Tree height measurements in degraded tropical forests based on UAV ...