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Related papers: Adaptive Per-Tree Canopy Volume Estimation Using M…

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Accurate forest canopy height estimation is essential for evaluating aboveground biomass and carbon stock dynamics, supporting ecosystem monitoring services like timber provisioning, climate change mitigation, and biodiversity conservation.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Jose B. Castro , Cheryl Rogers , Camile Sothe , Dominic Cyr , Alemu Gonsamo

We present a method for detecting and mapping trees in noisy stereo camera point clouds, using a learned 3-D object detector. Inspired by recent advancements in 3-D object detection using a pseudo-lidar representation for stereo data, we…

Robotics · Computer Science 2021-03-31 Brian H. Wang , Carlos Diaz-Ruiz , Jacopo Banfi , Mark Campbell

Airborne discrete return light detection and ranging (LiDAR) point clouds covering forested areas can be processed to segment individual trees and retrieve their morphological attributes. Segmenting individual trees in natural deciduous…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Hamid Hamraz , Marco A. Contreras

The collection of ecological data in the field is essential to diagnose, monitor and manage ecosystems in a sustainable way. Since acquisition of this information through traditional methods are generally time-consuming, due to the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Ion Ciobotari , Adriana Príncipe , Maria Alexandra Oliveira , João Nuno Silva

Data collection for forestry, timber, and agriculture currently relies on manual techniques which are labor-intensive and time-consuming. We seek to demonstrate that robotics offers improvements over these techniques and accelerate…

In the efforts for safer roads, ensuring adequate vertical clearance above roadways is of great importance. Frequently, trees or other vegetation is growing above the roads, blocking the sight of traffic signs and lights and posing danger…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Miriam Louise Carnot , Eric Peukert , Bogdan Franczyk

With the rise in global greenhouse gas emissions, accurate large-scale tree canopy height maps are essential for understanding forest structure, estimating above-ground biomass, and monitoring ecological disruptions. To this end, we present…

Machine Learning · Computer Science 2026-03-13 Jan Pauls , Max Zimmer , Berkant Turan , Sassan Saatchi , Philippe Ciais , Sebastian Pokutta , Fabian Gieseke

This work intends to lay the foundations for identifying the prevailing forest types and the delineation of forest units within private forest inventories in the Autonomous Province of Trento (PAT), using currently available remote sensing…

Computer Vision and Pattern Recognition · Computer Science 2023-01-10 Daniele Michelini , Michele Dalponte , Angelo Carriero , Erico Kutchart , Salvatore Eugenio Pappalardo , Massimo De Marchi , Francesco Pirotti

The analysis of the multi-layer structure of wild forests is an important challenge of automated large-scale forestry. While modern aerial LiDARs offer geometric information across all vegetation layers, most datasets and methods focus only…

Computer Vision and Pattern Recognition · Computer Science 2022-04-26 Ekaterina Kalinicheva , Loic Landrieu , Clément Mallet , Nesrine Chehata

Accurate assessment of urban canopy coverage is crucial for informed urban planning, effective environmental monitoring, and mitigating the impacts of climate change. Traditional practices often face limitations due to inadequate technical…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Anisha Dutta

In orchard automation, dense foliage during the canopy season severely occludes tree structures, minimizing visibility to various canopy parts such as trunks and branches, which limits the ability of a machine vision system. However, canopy…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Ranjan Sapkota , Zhichao Meng , Martin Churuvija , Xiaoqiang Du , Zenghong Ma , Manoj Karkee

Labor shortages in fruit crop production have prompted the development of mechanized and automated machines as alternatives to labor-intensive orchard operations such as harvesting, pruning, and thinning. Agricultural robots capable of…

Robotics · Computer Science 2023-04-27 Dawood Ahmed , Ranjan Sapkota , Martin Churuvija , Manoj Karkee

Terrestrial laser scanning (TLS) is the standard technique used to create accurate point clouds for digital forest inventories. However, the measurement process is demanding, requiring up to two days per hectare for data collection,…

This paper presents a distributed approach that scales up to segment tree crowns within a LiDAR point cloud representing an arbitrarily large forested area. The approach uses a single-processor tree segmentation algorithm as a building…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-03-21 Hamid Hamraz , Marco A. Contreras , Jun Zhang

We propose a real-time dynamic LiDAR odometry pipeline for mobile robots in Urban Search and Rescue (USAR) scenarios. Existing approaches to dynamic object detection often rely on pretrained learned networks or computationally expensive…

Robotics · Computer Science 2024-11-28 Jonathan Lichtenfeld , Kevin Daun , Oskar von Stryk

Measuring semantic traits for phenotyping is an essential but labor-intensive activity in horticulture. Researchers often rely on manual measurements which may not be accurate for tasks such as measuring tree volume. To improve the accuracy…

Robotics · Computer Science 2020-02-03 Wenbo Dong , Pravakar Roy , Volkan Isler

Vegetation structure mapping is critical for understanding the global carbon cycle and monitoring nature-based approaches to climate adaptation and mitigation. Repeated measurements of these data allow for the observation of deforestation…

Airborne laser scanning (LiDAR) point clouds over large forested areas can be processed to segment individual trees and subsequently extract tree-level information. Existing segmentation procedures typically detect more than 90% of…

Computer Vision and Pattern Recognition · Computer Science 2017-08-04 Hamid Hamraz , Marco A. Contreras , Jun Zhang

Access to below-canopy volumetric vegetation data is crucial for understanding ecosystem dynamics. We address the long-standing limitation of remote sensing to penetrate deep into dense canopy layers. LiDAR and radar are currently…

Computer Vision and Pattern Recognition · Computer Science 2025-08-28 Mohamed Youssef , Jian Peng , Oliver Bimber

Estimating global tree canopy height is crucial for forest conservation and climate change applications. However, capturing high-resolution ground truth canopy height using LiDAR is expensive and not available globally. An efficient…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Daniele Rege Cambrin , Isaac Corley , Paolo Garza