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Effective monitoring of walnut water status and stress level across the whole orchard is an essential step towards precision irrigation management of walnuts, a significant crop in California. This study presents a machine learning approach…

计算机视觉与模式识别 · 计算机科学 2024-01-11 Kaitlyn Wang , Yufang Jin

Monitoring and understanding forest dynamics is essential for environmental conservation and management. This is why the Swiss National Forest Inventory (NFI) provides countrywide vegetation height maps at a spatial resolution of 0.5 m. Its…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Yuchang Jiang , Marius Rüetschi , Vivien Sainte Fare Garnot , Mauro Marty , Konrad Schindler , Christian Ginzler , Jan D. Wegner

We present a novel weed segmentation and mapping framework that processes multispectral images obtained from an unmanned aerial vehicle (UAV) using a deep neural network (DNN). Most studies on crop/weed semantic segmentation only consider…

Accurate information on the distribution of vegetation species is used as a proxy for the health of an ecosystem, a currency of international environmental treaties, and a necessary planning tool for forest preservation and rehabilitation,…

统计方法学 · 统计学 2023-09-20 Henry Scharf , Jonathan Schierbaum , Hana Matsumoto , Tim Assal

Sentinel-2 multi-spectral images collected over periods of several months were used to estimate vegetation height for Gabon and Switzerland. A deep convolutional neural network (CNN) was trained to extract suitable spectral and textural…

图像与视频处理 · 电气工程与系统科学 2019-08-15 Nico Lang , Konrad Schindler , Jan Dirk Wegner

Accurate mapping of forests is critical for forest management and carbon stocks monitoring. Deep learning is becoming more popular in Earth Observation (EO), however, the availability of reference data limits its potential in wide-area…

信号处理 · 电气工程与系统科学 2023-08-09 Shaojia Ge , Hong Gu , Weimin Su , Anne Lönnqvist , Oleg Antropov

Fine-grained crop type classification serves as the fundamental basis for large-scale crop mapping and plays a vital role in ensuring food security. It requires simultaneous capture of both phenological dynamics (obtained from…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Wenyuan Li , Shunlin Liang , Yuxiang Zhang , Liqin Liu , Keyan Chen , Yongzhe Chen , Han Ma , Jianglei Xu , Yichuan Ma , Shikang Guan , Zhenwei Shi

Monitoring the distribution and size of long-living large shrubs, such as junipers, is crucial for assessing the long-term impacts of global change on high-mountain ecosystems. While deep learning models have shown remarkable success in…

The Kondinin region in Western Australia faces significant agricultural challenges due to pervasive weed infestations, causing economic losses and ecological impacts. This study constructs a tailored multispectral remote sensing dataset and…

计算机视觉与模式识别 · 计算机科学 2025-02-14 Haitian Wang , Muhammad Ibrahim , Yumeng Miao , D ustin Severtson , Atif Mansoor , Ajmal S. Mian

Reducing the use of agrochemicals is an important component towards sustainable agriculture. Robots that can perform targeted weed control offer the potential to contribute to this goal, for example, through specialized weeding actions such…

计算机视觉与模式识别 · 计算机科学 2018-06-12 Philipp Lottes , Jens Behley , Andres Milioto , Cyrill Stachniss

Soil moisture (SM) estimation from active microwave data remains challenging due to the complex interactions between radar backscatter and surface characteristics. While the water cloud model (WCM) provides a semi-physical approach for…

机器学习 · 计算机科学 2025-05-02 Yi Yu , Patrick Filippi , Thomas F. A. Bishop

The worldwide variation in vegetation height is fundamental to the global carbon cycle and central to the functioning of ecosystems and their biodiversity. Geospatially explicit and, ideally, highly resolved information is required to…

计算机视觉与模式识别 · 计算机科学 2022-04-19 Nico Lang , Walter Jetz , Konrad Schindler , Jan Dirk Wegner

This work proposes a multi-task fully convolutional architecture for tree species mapping in dense forests from sparse and scarce polygon-level annotations using hyperspectral UAV-borne data. Our model implements a partial loss function…

Land Cover (LC) mapping using satellite imagery is critical for environmental monitoring and management. Deep Learning (DL), particularly Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs), have revolutionized this field by…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Luigi Russo , Antonietta Sorriso , Silvia Liberata Ullo , Paolo Gamba

Mapping winter vegetation quality coverage is a challenge problem of remote sensing. This is due to the cloud coverage in winter period, leading to use radar rather than optical images. The objective of this paper is to provide a better…

计算机视觉与模式识别 · 计算机科学 2017-08-15 Dinh Ho Tong Minh , Dino Ienco , Raffaele Gaetano , Nathalie Lalande , Emile Ndikumana , Faycal Osman , Pierre Maurel

An experimental field cropped with sugar-beet with a wide spreading of weeds has been used to test vegetation identification from drone visible imagery. Expert masked and hue-filtered pictures have been used to train several Machine…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Giuliano Vitali

This paper proposes a multi-spectral random forest classifier with suitable feature selection and masking for tree cover estimation in urban areas. The key feature of the proposed classifier is filtering out the built-up region using…

计算机视觉与模式识别 · 计算机科学 2023-06-12 Usman Nazir , Momin Uppal , Muhammad Tahir , Zubair Khalid

Effective weed management is crucial for improving agricultural productivity, as weeds compete with crops for vital resources like nutrients and water. Accurate maps of weed management methods are essential for policymakers to assess farmer…

Developing accurate and reliable models for forest types mapping is critical to support efforts for halting deforestation and for biodiversity conservation (such as European Union Deforestation Regulation (EUDR)). This work introduces…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Yuchang Jiang , Maxim Neumann

Unmanned aerial vehicles (UAV) are used in precision agriculture (PA) to enable aerial monitoring of farmlands. Intelligent methods are required to pinpoint weed infestations and make optimal choice of pesticide. UAV can fly a multispectral…

图像与视频处理 · 电气工程与系统科学 2019-05-28 Hamideh Kerdegari , Manzoor Razaak , Vasileios Argyriou , Paolo Remagnino
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