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In this study, a robust method for 3D pose estimation of immature green apples (fruitlets) in commercial orchards was developed, utilizing the YOLO11(or YOLOv11) object detection and pose estimation algorithm alongside Vision Transformers…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Ranjan Sapkota , Manoj Karkee

This study proposed a YOLOv5-based custom object detection model to detect strawberries in an outdoor environment. The original architecture of the YOLOv5s was modified by replacing the C3 module with the C2f module in the backbone network,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-13 Zixuan He , Salik Ram Khanal , Xin Zhang , Manoj Karkee , Qin Zhang

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

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

The escalating economic losses in agriculture due to deer intrusion, estimated to be in the hundreds of millions of dollars annually in the U.S., highlight the inadequacy of traditional mitigation strategies such as hunting, fencing, use of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Bishal Adhikari , Jiajia Li , Eric S. Michel , Jacob Dykes , Te-Ming Paul Tseng , Mary Love Tagert , Dong Chen

In precision crop protection, (target-orientated) object detection in image processing can help navigate Unmanned Aerial Vehicles (UAV, crop protection drones) to the right place to apply the pesticide. Unnecessary application of non-target…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Zhenwang Qin , Wensheng Wang , Karl-Heinz Dammer , Leifeng Guo , Zhen Cao

Weeds compete with crops for light, water, and nutrients, reducing yield and crop quality. Efficient weed detection is essential for site-specific weed management (SSWM). Although deep learning models have been deployed on UAV-based edge…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Linyuan Wang , Haibo Yao , Te-Ming Tseng , Kelvin Betitame , Xin Sun , Hanbo Huang , Dong Chen

We envision that in the near future, humanoid robots would share home space and assist us in our daily and routine activities through object manipulations. One of the fundamental technologies that need to be developed for robots is to…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Sayantan Chatterjee , Faheem H. Zunjani , Souvik Sen , Gora C. Nandi

The localization of fruits is an essential first step in automated agricultural pipelines for yield estimation or fruit picking. One example of this is the localization of apples in images of entire apple trees. Since the apples are very…

Computer Vision and Pattern Recognition · Computer Science 2022-02-24 Christian Wilms , Robert Johanson , Simone Frintrop

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

Traditional mechanized chestnut harvesting is too costly for small producers, non-selective, and prone to damaging nuts. Accurate, reliable detection of chestnuts on the orchard floor is crucial for developing low-cost, vision-guided…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Kaixuan Fang , Yuzhen Lu , Xinyang Mu

We propose a new algorithm for real-time detection and tracking of elliptic patterns suitable for real-world robotics applications. The method fits ellipses to each contour in the image frame and rejects ellipses that do not yield a good…

Robotics · Computer Science 2021-12-09 Azarakhsh Keipour , Guilherme A. S. Pereira , Sebastian Scherer

Apples growing in natural environments often face severe visual obstructions from leaves and branches. This significantly increases the risk of false detections in object detection tasks, thereby escalating the challenge. Addressing this…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Liang Geng

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

Early-stage identification of fruit flowers that are in both opened and unopened condition in an orchard environment is significant information to perform crop load management operations such as flower thinning and pollination using…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Salik Ram Khanal , Ranjan Sapkota , Dawood Ahmed , Uddhav Bhattarai , Manoj Karkee

Currently, deep learning-based instance segmentation for various applications (e.g., Agriculture) is predominantly performed using a labor-intensive process involving extensive field data collection using sophisticated sensors, followed by…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Ranjan Sapkota , Achyut Paudel , Manoj Karkee

Apple is one of the remarkable fresh fruit that contains a high degree of nutritious and medicinal value. Hand harvesting of apples by seasonal farmworkers increases physical damages on the surface of these fruits, which causes a great loss…

Computer Vision and Pattern Recognition · Computer Science 2021-10-08 Hamid Majidi Balanji , Alaeedin Rahmani Didar , Mohamadali Hadad Derafshi

The increasing penetration rate of new energy in the power system has put forward higher requirements for the operation and maintenance of substations and transmission lines. Using the Unmanned Aerial Vehicles (UAV) to identify foreign…

Image and Video Processing · Electrical Eng. & Systems 2025-07-16 He Zhichao , Shen Xiangyu , Zhang Yong , Xie Nan

In this work, we present a new dataset to advance the state-of-the-art in fruit detection, segmentation, and counting in orchard environments. While there has been significant recent interest in solving these problems, the lack of a unified…

Computer Vision and Pattern Recognition · Computer Science 2020-01-16 Nicolai Häni , Pravakar Roy , Volkan Isler

Object detection and classification are crucial tasks across various application domains, particularly in the development of safe and reliable Advanced Driver Assistance Systems (ADAS). Existing deep learning-based methods such as…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Rashed Al Amin , Roman Obermaisser