A study of tree crown characteristics and their cooling effects in a subtropical city of Australia
Sign Up to like & getrecommendations! Published in 2020 at "Ecological Engineering"
DOI: 10.1016/j.ecoleng.2020.106027
Abstract: Abstract Trees have been found to have significant cooling effect on outdoor thermal environment. This study explores the characteristics of a tree component (crown) that accounts for a large portion of the cooling effect. A… read more here.
Keywords: crown characteristics; index; tree crown; crown ... See more keywords
In-situ spectroscopy and shortwave radiometry reveals spatial and temporal variation in the crown-level radiative performance of urban trees
Sign Up to like & getrecommendations! Published in 2021 at "Remote Sensing of Environment"
DOI: 10.1016/j.rse.2020.112231
Abstract: Abstract In conventional microclimate environment modelling, and the development of tree planning strategies for urban heat mitigation, tree crown surface albedo for any given species is assumed to be a constant. However, our recent research… read more here.
Keywords: crown surface; surface albedo; tree crown; spectroscopy ... See more keywords
RandCrowns: A Quantitative Metric for Imprecisely Labeled Tree Crown Delineation
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing"
DOI: 10.1109/jstars.2021.3122345
Abstract: Supervised methods for object delineation in remote sensing require labeled groundtruth data. Gathering sufficient high quality groundtruth data is difficult, especially when targets are of irregular shape or difficult to distinguish from background or neighboring… read more here.
Keywords: university florida; tree crown; delineation; remote sensing ... See more keywords
TCDNet: Tree Crown Detection From UAV Optical Images Using Uncertainty-Aware One-Stage Network
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2022.3214281
Abstract: Tree crown detection plays a vital role in forestry management, resource statistics, and yield forecasting. Red, green and blue (RGB) high-resolution aerial images have emerged as a cost-effective source of data for tree crown detection.… read more here.
Keywords: network; tree crown; uav optical; detection ... See more keywords
Crown-CAM: Interpretable Visual Explanations for Tree Crown Detection in Aerial Images
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2023.3271649
Abstract: Visual explanation of “black-box” models allows researchers in explainable artificial intelligence (XAI) to interpret the model’s decisions in a human-understandable manner. In this letter, we propose interpretable class activation mapping for tree crown detection (Crown-CAM)… read more here.
Keywords: crown cam; tree crown; visual explanations; cam ... See more keywords
Individual Tree Crown Delineation From UAS Imagery Based on Region Growing by Over-Segments With a Competitive Mechanism
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2021.3074289
Abstract: Unmanned aerial systems (UAS) have become a flexible and low-cost platform to supplement aerial or satellite remote sensing for precision forestry. The data derived from UAS are widely used to measure variables at a single… read more here.
Keywords: tree crown; crown delineation; region growing; individual tree ... See more keywords
Tree crown damage and its effects on forest carbon cycling in a tropical forest
Sign Up to like & getrecommendations! Published in 2022 at "Global Change Biology"
DOI: 10.1111/gcb.16318
Abstract: Crown damage can account for over 23% of canopy biomass turnover in tropical forests and is a strong predictor of tree mortality; yet, it is not typically represented in vegetation models. We incorporate crown damage… read more here.
Keywords: tree crown; carbon; tropical forest; damage ... See more keywords
Individual Tree Crown Segmentation and Crown Width Extraction From a Heightmap Derived From Aerial Laser Scanning Data Using a Deep Learning Framework
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Plant Science"
DOI: 10.3389/fpls.2022.914974
Abstract: Deriving individual tree crown (ITC) information from light detection and ranging (LiDAR) data is of great significance to forest resource assessment and smart management. After proof-of-concept studies, advanced deep learning methods have been shown to… read more here.
Keywords: crown; tree crown; segmentation; deep learning ... See more keywords
Cherry Tree Crown Extraction from Natural Orchard Images with Complex Backgrounds
Sign Up to like & getrecommendations! Published in 2021 at "Agriculture"
DOI: 10.3390/agriculture11050431
Abstract: Highly effective pesticide applications require a continual adjustment of the pesticide spray flow rate that attends to different canopy characterizations. Real-time image processing with rapid target detection and data-processing technologies is vital for precision pesticide… read more here.
Keywords: tree crown; natural orchard; image; distance ... See more keywords
A Comparison of Forest Tree Crown Delineation from Unmanned Aerial Imagery Using Canopy Height Models vs. Spectral Lightness
Sign Up to like & getrecommendations! Published in 2020 at "Forests"
DOI: 10.3390/f11060605
Abstract: Improvements in computer vision combined with current structure-from-motion photogrammetric methods (SfM) have provided users with the ability to generate very high resolution structural (3D) and spectral data of the forest from imagery collected by unmanned… read more here.
Keywords: spectral lightness; unmanned aerial; tree crown; aerial imagery ... See more keywords