English
Related papers

Related papers: NormalView: sensor-agnostic tree species classific…

200 papers

This paper investigates tree species classification using Sentinel-2 multispectral satellite image time-series. Despite their critical importance for many applications, such maps are often unavailable, outdated, or inaccurate for large…

Image and Video Processing · Electrical Eng. & Systems 2024-11-28 Florian Mouret , David Morin , Milena Planells , Cécile Vincent-Barbaroux

Laser cutting is a widely adopted technology in material processing across various industries, but it generates a significant amount of dust, smoke, and aerosols during operation, posing a risk to both the environment and workers' health.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Mohamed Abdallah Salem , Hamdy Ahmed Ashur , Ahmed Elshinnawy

Background: The mapping of tree species within Norwegian forests is a time-consuming process, involving forest associations relying on manual labeling by experts. The process can involve both aerial imagery, personal familiarity, or…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Martijn Vermeer , Jacob Alexander Hay , David Völgyes , Zsófia Koma , Johannes Breidenbach , Daniele Stefano Maria Fantin

Mapping standing dead trees is crucial for acquiring information on the effects of climate change on forests and forest biodiversity. However, leveraging high-quality aerial imagery for dead tree segmentation poses challenges due to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Mete Ahishali , Anis Ur Rahman , Einari Heinaro , Aysen Degerli , Samuli Junttila

Airborne Laser Scanning (ALS) can collect point clouds across large areas, enabling large-scale forest inventory. However, ALS point clouds are sparse and noisy, resulting in inaccurate individual-tree-level forest inventory, such as stem…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Jinyuan Shao , Sangyoong Park , Chunxi Zhao , Ayman Habib , Songlin Fei

This study investigates the classification of aerial images depicting transmission towers, forests, farmland, and mountains. To complete the classification job, features are extracted from input photos using a Convolutional Neural Network…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Mustafa Majeed Abd Zaid , Ahmed Abed Mohammed , Putra Sumari

Prior work on plant species classification predominantly focuses on building models from isolated plant attributes. Hence, there is a need for tools that can assist in species identification in the natural world. We present a novel and…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 Dewald Homan , Johan A. du Preez

The purpose of this study was to investigate the use of deep learning for coniferous/deciduous classification of individual trees from airborne LiDAR data. To enable efficient processing by a deep convolutional neural network (CNN), we…

Machine Learning · Computer Science 2018-02-27 Hamid Hamraz , Nathan B. Jacobs , Marco A. Contreras , Chase H. Clark

Vision language models (VLMs) excel at zero-shot visual classification, but their performance on fine-grained tasks and large hierarchical label spaces is understudied. This paper investigates whether structured, tree-based reasoning can…

Computer Vision and Pattern Recognition · Computer Science 2025-09-15 Sary Elmansoury , Islam Mesabah , Gerrit Großmann , Peter Neigel , Raj Bhalwankar , Daniel Kondermann , Sebastian J. Vollmer

We introduce a novel deep learning method for detection of individual trees in urban environments using high-resolution multispectral aerial imagery. We use a convolutional neural network to regress a confidence map indicating the locations…

Understanding forest health is of great importance for the conservation of the integrity of forest ecosystems. In this regard, evaluating the amount and quality of dead wood is of utmost interest as they are favorable indicators of…

Computer Vision and Pattern Recognition · Computer Science 2023-12-22 Tsz Chung Wong , Abubakar Sani-Mohammed , Jinhong Wang , Puzuo Wang , Wei Yao , Marco Heurich

In prediction of forest parameters with data from remote sensing (RS), regression models have traditionally been trained on a small sample of ground reference data. This paper proposes to impute this sample of true prediction targets with…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Sara Björk , Stian N. Anfinsen , Michael Kampffmeyer , Erik Næsset , Terje Gobakken , Lennart Noordermeer

Terrestrial laser scanning (TLS) can obtain tree point cloud with high precision and high density. Efficient classification of wood points and leaf points is essential to study tree structural parameters and ecological characteristics. By…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Jingqian Sun , Pei Wang , Zhiyong Gao , Zichu Liu , Yaxin Li , Xiaozheng Gan

Automatic damage assessment based on UAV-derived 3D point clouds can provide fast information on the damage situation after an earthquake. However, the assessment of multiple damage grades is challenging due to the variety in damage…

Computer Vision and Pattern Recognition · Computer Science 2023-02-27 Vivien Zahs , Katharina Anders , Julia Kohns , Alexander Stark , Bernhard Höfle

Trees inside cities are important for the urban microclimate, contributing positively to the physical and mental health of the urban dwellers. Despite their importance, often only limited information about city trees is available. Therefore…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Hui Zhang , Ankit Kariryaa , Venkanna Babu Guthula , Christian Igel , Stefan Oehmcke

Machine learning models can greatly improve the search for strong gravitational lenses in imaging surveys by reducing the amount of human inspection required. In this work, we test the performance of supervised, semi-supervised, and…

Astrophysics of Galaxies · Physics 2023-08-17 Keerthi Vasan G. C. , Stephen Sheng , Tucker Jones , Chi Po Choi , James Sharpnack

This paper studies the problem of Line Segment Detection (LSD) for the characterization of line geometry in images, with the aim of learning a domain-agnostic robust LSD model that works well for any natural images. With the focus of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Zeran Ke , Bin Tan , Xianwei Zheng , Yujun Shen , Tianfu Wu , Nan Xue

Point-cloud data acquired using a terrestrial laser scanner (TLS) play an important role in digital forestry research. Multiple scans are generally used to overcome occlusion effects and obtain complete tree structural information. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-01-31 Xiuxian Xu , Pei Wang , Xiaozheng Gan , Yaxin Li , Li Zhang , Qing Zhang , Mei Zhou , Yinghui Zhao , Xinwei Li

There are numerous emerging applications for digitizing trees using terrestrial and aerial laser scanning, particularly in the fields of agriculture and forestry. Interpretation of LiDAR point clouds is increasingly relying on data-driven…

Image and Video Processing · Electrical Eng. & Systems 2020-11-25 Fredrik Westling , Mitch Bryson , James Underwood

Anomaly detection is crucial in industrial applications for identifying rare and unseen patterns to ensure system reliability. Traditional models, trained on a single class of normal data, struggle with real-world distributions where normal…

Machine Learning · Statistics 2026-01-07 Jungi Lee , Jungkwon Kim , Chi Zhang , Sangmin Kim , Kwangsun Yoo , Seok-Joo Byun