Search Results for author: George Kantor

Found 8 papers, 2 papers with code

Active Learning with Gaussian Processes for High Throughput Phenotyping

1 code implementation21 Jan 2019 Sumit Kumar, Wenhao Luo, George Kantor, Katia Sycara

A looming question that must be solved before robotic plant phenotyping capabilities can have significant impact to crop improvement programs is scalability.

Active Learning Gaussian Processes +2

Adaptive Auxiliary Task Weighting for Reinforcement Learning

1 code implementation NeurIPS 2019 Xingyu Lin, Harjatin Baweja, George Kantor, David Held

Reinforcement learning is known to be sample inefficient, preventing its application to many real-world problems, especially with high dimensional observations like images.

reinforcement-learning Reinforcement Learning (RL)

A Robust Illumination-Invariant Camera System for Agricultural Applications

no code implementations6 Jan 2021 Abhisesh Silwal, Tanvir Parhar, Francisco Yandun, George Kantor

While transfer learning and data augmentation to some extent reduce the need for large amount of data to train deep neural networks, the large variety of cultivars and the lack of shared datasets in agriculture makes wide-scale field deployments difficult.

Data Augmentation Object +4

3D Reconstruction-Based Seed Counting of Sorghum Panicles for Agricultural Inspection

no code implementations14 Nov 2022 Harry Freeman, Eric Schneider, Chung Hee Kim, Moonyoung Lee, George Kantor

In this paper, we present a method for creating high-quality 3D models of sorghum panicles for phenotyping in breeding experiments.

3D Reconstruction

Autonomous Apple Fruitlet Sizing and Growth Rate Tracking using Computer Vision

no code implementations3 Dec 2022 Harry Freeman, Mohamad Qadri, Abhisesh Silwal, Paul O'Connor, Zachary Rubinstein, Daniel Cooley, George Kantor

We provide quantitative results on data collected in an apple orchard, and demonstrate that our system is able to predict abscise rates within 3. 5% of the current method with a 6 times improvement in speed, while requiring significantly less manual effort.

Occlusion Reasoning for Skeleton Extraction of Self-Occluded Tree Canopies

no code implementations20 Jan 2023 Chung Hee Kim, George Kantor

Then, based on the observed tree structures, we build a custom 3D likelihood map in the form of an occupancy grid to hypothesize on the presence of occluded skeletons through a series of minimum cost path searches.

Instance Segmentation Semantic Segmentation

3D Skeletonization of Complex Grapevines for Robotic Pruning

no code implementations21 Jul 2023 Eric Schneider, Sushanth Jayanth, Abhisesh Silwal, George Kantor

Robotic pruning of dormant grapevines is an area of active research in order to promote vine balance and grape quality, but so far robotic efforts have largely focused on planar, simplified vines not representative of commercial vineyards.

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