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We present a system to measure the ripeness of fruit with a hyperspectral camera and a suitable deep neural network architecture. This architecture did outperform competitive baseline models on the prediction of the ripeness state of fruit.…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Leon Amadeus Varga , Jan Makowski , Andreas Zell

Horizontal atmospheric wind shear causes wind velocity fields to have different directions and speeds. In images of clouds acquired using ground-based sky imagers, clouds may be moving in different wind layers. To increase the performance…

Image and Video Processing · Electrical Eng. & Systems 2023-05-22 Guillermo Terrén-Serrano , Manel Martínez-Ramón

An outage detection framework for power distribution networks is proposed. Given the tree structure of the distribution system, a method is developed combining the use of real-time power flow measurements on edges of the tree with load…

Systems and Control · Computer Science 2016-11-18 Raffi Sevlian , Yue Zhao , Andrea Goldsmith , Ram Rajagopal , H. Vincent Poor

We propose a new deep learning-based method for estimating the occupancy of vegetation strata from airborne 3D LiDAR point clouds. Our model predicts rasterized occupancy maps for three vegetation strata corresponding to lower, medium, and…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Ekaterina Kalinicheva , Loic Landrieu , Clément Mallet , Nesrine Chehata

Cloud Optical Thickness (COT) is a critical cloud property influencing Earth's climate, weather, and radiation budget. Satellite radiance measurements enable global COT retrieval, but challenges like 3D cloud effects, viewing angles, and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Zahid Hassan Tushar , Adeleke Ademakinwa , Jianwu Wang , Zhibo Zhang , Sanjay Purushotham

Palms play an outsized role in tropical forests and are important resources for humans and wildlife. A central question in tropical ecosystems is understanding palm distribution and abundance. However, accurately identifying and localizing…

Computer Vision and Pattern Recognition · Computer Science 2024-03-06 Kangning Cui , Zishan Shao , Gregory Larsen , Victor Pauca , Sarra Alqahtani , David Segurado , João Pinheiro , Manqi Wang , David Lutz , Robert Plemmons , Miles Silman

LiDAR-based sensors employing optical spectrum signals play a vital role in providing significant information about the target objects in autonomous driving vehicle systems. However, the presence of fog in the atmosphere severely degrades…

Computer Vision and Pattern Recognition · Computer Science 2024-08-05 Ajinkya Shinde , Gaurav Sharma , Manisha Pattanaik , Sri Niwas Singh

We present an AI pipeline that involves using smart drones equipped with computer vision to obtain a more accurate fruit count and yield estimation of the number of blueberries in a field. The core components are two object-detection models…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Hieu D. Nguyen , Brandon McHenry , Thanh Nguyen , Harper Zappone , Anthony Thompson , Chau Tran , Anthony Segrest , Luke Tonon

Modern day studies show a high degree of correlation between high yielding crop varieties and plants with upright leaf angles. It is observed that plants with upright leaf angles intercept more light than those without upright leaf angles,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Venkat Margapuri , Prapti Thapaliya , Trevor Rife

Wireless links deployed in orchards often exhibit significant variability in the strength of the received signal that is not adequately captured by classical distance-based propagation models. In row-structured olive groves, signal…

Networking and Internet Architecture · Computer Science 2026-04-22 Mohammad Rowhani Sistani , Katarzyna Kosek-Szott , Pierluigi Gallo

High-density planting is a widely adopted strategy to enhance maize productivity, yet it introduces challenges such as increased interplant competition and shading, which can limit light capture and overall yield potential. In response,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Nasla Saleem , Talukder Zaki Jubery , Aditya Balu , Yan Zhou , Yawei Li , Patrick S. Schnable , Adarsh Krishnamurthy , Baskar Ganapathysubramanian

Real-time light detection and ranging (LiDAR) perceptions, e.g., 3D object detection and simultaneous localization and mapping are computationally intensive to mobile devices of limited resources and often offloaded on the edge. Offloading…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Jin Heo , Gregorie Phillips , Per-Erik Brodin , Ada Gavrilovska

This work presents an Artificial Intelligence (AI) system, based on the Faster Region-Based Convolution Neural Network (Faster R-CNN) framework, which detects and counts apples from oblique, aerial drone imagery of giant commercial…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Angus Baird , Stefano Giani

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

We propose a new deep learning-based method for estimating the occupancy of vegetation strata from 3D point clouds captured from an aerial platform. Our model predicts rasterized occupancy maps for three vegetation strata: lower, medium,…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Ekaterina Kalinicheva , Loic Landrieu , Clément Mallet , Nesrine Chehata

Biology offers a boundless source of adaptation, innovation, and inspiration. A wide range of photosynthetic organisms exist that are capable of harvesting solar light in an exceptionally efficient way, using abundant and low-cost…

Biomolecules · Quantitative Biology 2015-12-16 Tjaart P. J. Krüger , Rienk van Grondelle

Machine vision for precision agriculture has attracted considerable research interest in recent years. The goal of this paper is to develop an end-to-end cranberry health monitoring system to enable and support real time cranberry…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Peri Akiva , Benjamin Planche , Aditi Roy , Kristin Dana , Peter Oudemans , Michael Mars

This study presents a vision-guided robotic control system for automated fruit tree pruning applications. Traditional pruning practices are labor-intensive and limit agricultural efficiency and scalability, highlighting the need for…

Robotics · Computer Science 2025-06-09 Dawood Ahmed , Basit Muhammad Imran , Martin Churuvija , Manoj Karkee

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

Most real-world 3D sensors such as LiDARs perform fixed scans of the entire environment, while being decoupled from the recognition system that processes the sensor data. In this work, we propose a method for 3D object recognition using…

Computer Vision and Pattern Recognition · Computer Science 2021-07-09 Siddharth Ancha , Yaadhav Raaj , Peiyun Hu , Srinivasa G. Narasimhan , David Held