192 citations · 443 across the 13 of their papers we have counts for
13 papers
AgRegNet: A Deep Regression Network for Flower and Fruit Density Estimation, Localization, and Counting in Orchards
Uddhav Bhattarai, Santosh Bhusal, Qin Zhang +1
One of the major challenges for the agricultural industry today is the uncertainty in manual labor availability and the associated cost. Automated flower and fruit density estimati…
Immature Green Apple Detection and Sizing in Commercial Orchards using YOLOv8 and Shape Fitting Techniques
Ranjan Sapkota, Dawood Ahmed, Martin Churuvija +1
Detecting and estimating size of apples during the early stages of growth is crucial for predicting yield, pest management, and making informed decisions related to crop-load manag…
Comparing YOLOv8 and Mask R-CNN for instance segmentation in complex orchard environments
Ranjan Sapkota, Dawood Ahmed, Manoj Karkee
Instance segmentation is an important image processing operation for agricultural automation, providing precise delineation of individual objects within images and enabling tasks s…
Robotic Pollination of Apples in Commercial Orchards
Ranjan Sapkota, Dawood Ahmed, Salik Ram Khanal +4
This research presents a novel, robotic pollination system designed for targeted pollination of apple flowers in modern fruiting wall orchards. Developed in response to the challen…
Design, Modeling, and Control of a Low-Cost and Rapid Response Soft-Growing Manipulator for Orchard Operations
Ryan Dorosh, Justin Allen, Zixuan He +10
Tree fruit growers around the world are facing labor shortages for critical operations, including harvest and pruning. There is a great interest in developing robotic solutions for…
Real-time Strawberry Detection Based on Improved YOLOv5s Architecture for Robotic Harvesting in open-field environment
Zixuan He, Salik Ram Khanal, Xin Zhang +2
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 replacin…
Generative AI in Agriculture: Creating Image Datasets Using DALL.E's Advanced Large Language Model Capabilities
Ranjan Sapkota, Manoj Karkee
The field of agricultural communication is evolving rapidly with the advent of generative artificial intelligence (AI), particularly image generation technologies. As these tools b…
Machine Vision-Based Crop-Load Estimation Using YOLOv8
Dawood Ahmed, Ranjan Sapkota, Martin Churuvija +1
Labor shortages in fruit crop production have prompted the development of mechanized and automated machines as alternatives to labor-intensive orchard operations such as harvesting…
Machine Vision System for Early-stage Apple Flowers and Flower Clusters Detection for Precision Thinning and Pollination
Salik Ram Khanal, Ranjan Sapkota, Dawood Ahmed +2
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 oper…
Design, Integration, and Field Evaluation of a Robotic Blossom Thinning System for Tree Fruit Crops
Uddhav Bhattarai, Qin Zhang, Manoj Karkee
The US apple industry relies heavily on semi-skilled manual labor force for essential field operations such as training, pruning, blossom and green fruit thinning, and harvesting.…
Swin-transformer-yolov5 For Real-time Wine Grape Bunch Detection
Shenglian Lu, Xiaoyu Liu, Zixaun He +3
In this research, an integrated detection model, Swin-transformer-YOLOv5 or Swin-T-YOLOv5, was proposed for real-time wine grape bunch detection to inherit the advantages from both…
An autonomous robot for pruning modern, planar fruit trees
Alexander You, Nidhi Parayil, Josyula Gopala Krishna +7
Dormant pruning of fruit trees is an important task for maintaining tree health and ensuring high-quality fruit. Due to decreasing labor availability, pruning is a prime candidate…
The Use of Agricultural Robots in Orchard Management
Qin Zhang, Manoj Karkee, Amy Tabb
Book chapter that summarizes recent research on agricultural robotics in orchard management, including Robotic pruning, Robotic thinning, Robotic spraying, Robotic harvesting, Robo…