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The occlusion of the sun by clouds is one of the primary sources of uncertainties in solar power generation, and is a factor that affects the wide-spread use of solar power as a primary energy source. Real-time forecasting of cloud movement…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Leron Julian , Haejoon Lee , Soummya Kar , Aswin C. Sankaranarayanan

Ground-based whole sky cameras are extensively used for localized monitoring of clouds nowadays. They capture hemispherical images of the sky at regular intervals using a fisheye lens. In this paper, we propose a framework for estimating…

Image and Video Processing · Electrical Eng. & Systems 2019-10-14 Soumyabrata Dev , Florian M. Savoy , Yee Hui Lee , Stefan Winkler

Modern robotics has enabled the advancement in yield estimation for precision agriculture. However, when applied to the olive industry, the high variation of olive colors and their similarity to the background leaf canopy presents a…

Robotics · Computer Science 2023-08-17 Yianni Karabatis , Xiaomin Lin , Nitin J. Sanket , Michail G. Lagoudakis , Yiannis Aloimonos

Ground vehicles equipped with monocular vision systems are a valuable source of high resolution image data for precision agriculture applications in orchards. This paper presents an image processing framework for fruit detection and…

Robotics · Computer Science 2016-10-27 Suchet Bargoti , James Underwood

Lidar-based object detectors are critical parts of the 3D perception pipeline in autonomous navigation systems such as self-driving cars. However, they are known to be sensitive to adverse weather conditions such as rain, snow and fog due…

Computer Vision and Pattern Recognition · Computer Science 2021-07-16 Velat Kilic , Deepti Hegde , Vishwanath Sindagi , A. Brinton Cooper , Mark A. Foster , Vishal M. Patel

Accurate estimation of forest biomass is crucial for monitoring carbon sequestration and informing climate change mitigation strategies. Existing methods often rely on allometric models, which estimate individual tree biomass by relating it…

Machine Learning · Computer Science 2026-03-06 Habib Pourdelan , Zhengkang Xiang , Hugh Stewart , Cam Nicholson , Martin Tomko , Kourosh Khoshelham

The cultivation of orchard meadows provides an ecological benefit for biodiversity, which is significantly higher than in intensively cultivated orchards. The goal of this research is to create a tree model to automatically determine…

Computer Vision and Pattern Recognition · Computer Science 2021-07-09 Jonas Straub , David Reiser , Hans W. Griepentrog

In the field of planting fruit trees, pre-harvest estimation of fruit yield is important for fruit storage and price evaluation. However, considering the cost, the yield of each tree cannot be assessed by directly picking the immature…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Yuqi Li , Yuting He , Yihang Zhou , Zirui Gong , Renjie Huang

Occlusion remains a critical challenge in robotic fruit harvesting, as undetected or inaccurately localised fruits often results in substantial crop losses. To mitigate this issue, we propose a harvesting framework using a new amodal…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Caner Beldek , Emre Sariyildiz , Son Lam Phung , Gursel Alici

Autonomous vehicles rely on a variety of sensors to gather information about their surrounding. The vehicle's behavior is planned based on the environment perception, making its reliability crucial for safety reasons. The active LiDAR…

Robotics · Computer Science 2023-06-07 Mariella Dreissig , Dominik Scheuble , Florian Piewak , Joschka Boedecker

A Monte Carlo simulation has been performed to track light rays in cylindrical fibres by ray optics. The trapping efficiencies for skew and meridional rays in active fibres and distributions of characteristic quantities for all trapped…

Optics · Physics 2009-11-07 C. P. Achenbach , J. H. Cobb

Accurately identifying lychee-picking points in unstructured orchard environments and obtaining their coordinate locations is critical to the success of lychee-picking robots. However, traditional two-dimensional (2D) image-based object…

Robotics · Computer Science 2024-04-02 Gengming Zhang , Hao Cao , Kewei Hu , Yaoqiang Pan , Yuqin Deng , Hongjun Wang , Hanwen Kang

Computer vision methods based on convolutional neural networks (CNNs) have presented promising results on image-based fruit detection at ground-level for different crops. However, the integration of the detections found in different images,…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Thiago T. Santos , Luciano Gebler

The high accuracy of large-scale weather forecasting models like Aurora is often accompanied by a lack of transparency, as their internal representations remain largely opaque. This "black box" nature hinders their adoption in high-stakes…

Machine Learning · Computer Science 2025-11-12 Benjamin Richards , Pushpa Kumar Balan

This research paper presents the development of a lightweight and efficient computer vision pipeline aimed at assisting farmers in detecting orange diseases using minimal resources. The proposed system integrates advanced object detection,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Harsh Joshi

Aotearoa New Zealand has a strong and growing apple industry but struggles to access workers to complete skilled, seasonal tasks such as thinning. To ensure effective thinning and make informed decisions on a per-tree basis, it is crucial…

We present a new method employing machine learning techniques for measuring astrophysical features by correcting systematics in IRAC high precision photometry using Random Forests. The main systematic in IRAC light curve data is position…

Instrumentation and Methods for Astrophysics · Physics 2020-08-12 Jessica Krick , Jonathan Fraine , Jim Ingalls , Sinan Deger

Monitoring tree crop expansion is vital for zero-deforestation policies like the European Union's Regulation on Deforestation-free Products (EUDR). However, these efforts are hindered by a lack of highresolution data distinguishing diverse…

Computer Vision and Pattern Recognition · Computer Science 2026-02-25 Yuchang Jiang , Anton Raichuk , Xiaoye Tong , Vivien Sainte Fare Garnot , Daniel Ortiz-Gonzalo , Dan Morris , Konrad Schindler , Jan Dirk Wegner , Maxim Neumann

Radio interferometric data are used to estimate the sky brightness distributions in radio frequencies. Here we focus on estimators of the large-scale structure and the power spectrum of the sky brightness distribution inferred from radio…

Instrumentation and Methods for Astrophysics · Physics 2019-04-17 Prasun Dutta , Meera Nandakumar

In this research, a fully neural network based visual perception framework for autonomous apple harvesting is proposed. The proposed framework includes a multi-function neural network for fruit recognition and a Pointnet grasp estimation to…

Computer Vision and Pattern Recognition · Computer Science 2021-12-09 Hanwen Kang , Chao Chen