Spatio-Temporal Metric-Semantic Mapping for Persistent Orchard Monitoring: Method and Dataset

Fuente: arXiv
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Autores principales: Lei, Jiuzhou, Prabhu, Ankit, Liu, Xu, Cladera, Fernando, Mortazavi, Mehrad, Ehsani, Reza, Chaudhari, Pratik, Kumar, Vijay
Formato: Preprint
Publicado: 2024
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author Lei, Jiuzhou
Prabhu, Ankit
Liu, Xu
Cladera, Fernando
Mortazavi, Mehrad
Ehsani, Reza
Chaudhari, Pratik
Kumar, Vijay
author_facet Lei, Jiuzhou
Prabhu, Ankit
Liu, Xu
Cladera, Fernando
Mortazavi, Mehrad
Ehsani, Reza
Chaudhari, Pratik
Kumar, Vijay
contents Monitoring orchards at the individual tree or fruit level throughout the growth season is crucial for plant phenotyping and horticultural resource optimization, such as chemical use and yield estimation. We present a 4D spatio-temporal metric-semantic mapping system that integrates multi-session measurements to track fruit growth over time. Our approach combines a LiDAR-RGB fusion module for 3D fruit localization with a 4D fruit association method leveraging positional, visual, and topology information for improved data association precision. Evaluated on real orchard data, our method achieves a 96.9% fruit counting accuracy for 1,790 apples across 60 trees, a mean fruit size estimation error of 1.1 cm, and a 23.7% improvement in 4D data association precision over baselines. We publicly release a multimodal dataset covering five fruit species across their growth seasons at https://4d-metric-semantic-mapping.org/
format Preprint
id arxiv_https___arxiv_org_abs_2409_19786
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Spatio-Temporal Metric-Semantic Mapping for Persistent Orchard Monitoring: Method and Dataset
Lei, Jiuzhou
Prabhu, Ankit
Liu, Xu
Cladera, Fernando
Mortazavi, Mehrad
Ehsani, Reza
Chaudhari, Pratik
Kumar, Vijay
Robotics
Monitoring orchards at the individual tree or fruit level throughout the growth season is crucial for plant phenotyping and horticultural resource optimization, such as chemical use and yield estimation. We present a 4D spatio-temporal metric-semantic mapping system that integrates multi-session measurements to track fruit growth over time. Our approach combines a LiDAR-RGB fusion module for 3D fruit localization with a 4D fruit association method leveraging positional, visual, and topology information for improved data association precision. Evaluated on real orchard data, our method achieves a 96.9% fruit counting accuracy for 1,790 apples across 60 trees, a mean fruit size estimation error of 1.1 cm, and a 23.7% improvement in 4D data association precision over baselines. We publicly release a multimodal dataset covering five fruit species across their growth seasons at https://4d-metric-semantic-mapping.org/
title Spatio-Temporal Metric-Semantic Mapping for Persistent Orchard Monitoring: Method and Dataset
topic Robotics
url https://arxiv.org/abs/2409.19786