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Active perception for fruit mapping and harvesting is a difficult task since occlusions occur frequently and the location as well as size of fruits change over time. State-of-the-art viewpoint planning approaches utilize computationally…

Robotics · Computer Science 2023-08-31 Rohit Menon , Tobias Zaenker , Nils Dengler , Maren Bennewitz

This paper proposes a novel method to refine the 6D pose estimation inferred by an instance-level deep neural network which processes a single RGB image and that has been trained on synthetic images only. The proposed optimization algorithm…

Robotics · Computer Science 2023-05-26 Marco Costanzo , Marco De Simone , Sara Federico , Ciro Natale , Salvatore Pirozzi

Large-scale orchard production requires timely and precise disease monitoring, yet routine manual scouting is labor-intensive and financially impractical at the scale of modern operations. As a result, disease outbreaks are often detected…

Robotics · Computer Science 2026-03-25 Hayden Feddock , Francisco Yandun , Srđan Aćimović , Abhisesh Silwal

Fruit tree pruning and fruit thinning require a powerful vision system that can provide high resolution segmentation of the fruit trees and their branches. However, recent works only consider the dormant season, where there are minimal…

Computer Vision and Pattern Recognition · Computer Science 2020-10-15 Zijue Chen , David Ting , Rhys Newbury , Chao Chen

Construction robots operate in unstructured construction sites, where effective visual perception is crucial for ensuring safe and seamless operations. However, construction robots often handle large elements and perform tasks across…

Robotics · Computer Science 2024-12-17 Jia Xu , Manish Dixit , Xi Wang

Challenges in strawberry picking made selective harvesting robotic technology demanding. However, selective harvesting of strawberries is complicated forming a few scientific research questions. Most available solutions only deal with a…

Robotics · Computer Science 2023-01-11 Soran Parsa , Bappaditya Debnath , Muhammad Arshad Khan , Amir Ghalamzan E.

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

Modern agricultural applications require knowledge about the position and size of fruits on plants. However, occlusions from leaves typically make obtaining this information difficult. We present a novel viewpoint planning approach that…

Robotics · Computer Science 2021-08-19 Tobias Zaenker , Claus Smitt , Chris McCool , Maren Bennewitz

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

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…

Estimating accurate and reliable fruit and vegetable counts from images in real-world settings, such as orchards, is a challenging problem that has received significant recent attention. Estimating fruit counts before harvest provides…

Computer Vision and Pattern Recognition · Computer Science 2022-08-25 Nicolai Häni , Pravakar Roy , Volkan Isler

This paper presents the challenges agricultural robotic harvesters face in detecting and localising fruits under various environmental disturbances. In controlled laboratory settings, both the traditional HSV (Hue Saturation Value)…

Robotics · Computer Science 2025-02-19 C. Beldek , J. Cunningham , M. Aydin , E. Sariyildiz , S. L. Phung , G. Alici

Automated apple harvesting has attracted significant research interest in recent years due to its potential to revolutionize the apple industry, addressing the issues of shortage and high costs in labor. One key technology to fully enable…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Pengyu Chu , Zhaojian Li , Kaixiang Zhang , Dong Chen , Kyle Lammers , Renfu Lu

This paper addresses object perception applied to mobile robotics. Being able to perceive semantically meaningful objects in unstructured environments is a key capability in order to make robots suitable to perform high-level tasks in home…

Robotics · Computer Science 2015-03-18 Arnau Ramisa , David Aldavert , Shrihari Vasudevan , Ricardo Toledo , Ramon Lopez de Mantaras

Crop monitoring is crucial for maximizing agricultural productivity and efficiency. However, monitoring large and complex structures such as sweet pepper plants presents significant challenges, especially due to frequent occlusions of the…

Robotics · Computer Science 2023-08-16 Tobias Zaenker , Julius Rückin , Rohit Menon , Marija Popović , Maren Bennewitz

Deep learning has transformed computer vision for precision agriculture, yet apple orchard monitoring remains limited by dataset constraints. The lack of diverse, realistic datasets and the difficulty of annotating dense, heterogeneous…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Laura-Sophia von Hirschhausen , Jannes S. Magnusson , Mykyta Kovalenko , Fredrik Boye , Tanay Rawat , Peter Eisert , Anna Hilsmann , Sebastian Pretzsch , Sebastian Bosse

Accurate apple detection in orchard images is important for yield prediction, fruit counting, robotic harvesting, and crop monitoring. However, changing illumination, leaf clutter, dense fruit clusters, and partial occlusion make detection…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Mohammed Asad , Ajai Kumar Gautam , Priyanshu Dhiman , Rishi Raj Prajapati

Robotic fruit harvesting often fails to reliably detect whether a fruit has been successfully picked, limiting efficiency and increasing crop damage. This problem is difficult due to compliant fruit and grippers, variable stem attachment,…

Robotics · Computer Science 2026-04-29 Eva Krueger , Marcus Rosette , Joseph R. Davidson

The paper is concerned with the dynamic tracking problem of SNAP orchards harvesting robots in the presence of multiple uncalibrated model parameters in the application of dwarf culture orchards harvest. A new hybrid visual servoing…

Robotics · Computer Science 2021-06-11 Tao Li , Quan Qiu , Chunjiang Zhao

Strawberry harvesting robots faced persistent challenges such as low integration of visual perception, fruit-gripper misalignment, empty grasping/misgrasp, and strawberry slippage from the gripper due to insufficient gripping force, all of…

Robotics · Computer Science 2026-02-17 Meili Sun , Chunjiang Zhao , Lichao Yang , Hao Liu , Shimin Hu , Ya Xiong