C
Chao Qu
Researcher at University of Pennsylvania
Publications - 17
Citations - 1029
Chao Qu is an academic researcher from University of Pennsylvania. The author has contributed to research in topics: Odometry & Tree (data structure). The author has an hindex of 11, co-authored 17 publications receiving 729 citations.
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Journal ArticleDOI
Counting Apples and Oranges With Deep Learning: A Data-Driven Approach
Steven W. Chen,Shreyas S. Shivakumar,Sandeep Dcunha,Jnaneshwar Das,Edidiong Okon,Chao Qu,Camillo J. Taylor,Vijay Kumar +7 more
TL;DR: A fruit counting pipeline based on deep learning that accurately counts fruit in unstructured environments and is able to perform well even on highly occluded fruits that are challenging for human labelers to annotate is described.
Proceedings ArticleDOI
Devices, systems, and methods for automated monitoring enabling precision agriculture
Jnaneshwar Das,Gareth Cross,Chao Qu,Anurag Makineni,Pratap Tokekar,Yash Mulgaonkar,Vijay Kumar +6 more
TL;DR: The design and development of a light-weight, multi-spectral 3D imaging device that can be used for automated monitoring in precision agriculture, and techniques to extract four key data products - plant morphology, canopy volume, leaf area index, and fruit counts - are described.
Journal ArticleDOI
Fast, autonomous flight in GPS-denied and cluttered environments
Kartik Mohta,Michael Watterson,Yash Mulgaonkar,Sikang Liu,Chao Qu,Anurag Makineni,Kelsey Saulnier,Ke Sun,Alex Zihao Zhu,Jeffrey A. Delmerico,Konstantinos Karydis,Nikolay Atanasov,Giuseppe Loianno,Davide Scaramuzza,Kostas Daniilidis,Camillo J. Taylor,Vijay Kumar +16 more
TL;DR: The system design and software architecture of the proposed solution are described and how all the distinct components can be integrated to enable smooth robot operation are showcased.
Journal ArticleDOI
SLOAM: Semantic Lidar Odometry and Mapping for Forest Inventory
Steven W. Chen,Guilherme V. Nardari,Elijah S. Lee,Chao Qu,Xu Liu,Roseli A. F. Romero,Vijay Kumar +6 more
TL;DR: In this article, an end-to-end pipeline for tree diameter estimation based on semantic segmentation and lidar odometry and mapping is described, which is more robust, scalable, and automatically generates tree diameter estimations.
Journal ArticleDOI
Fast, Autonomous Flight in GPS-Denied and Cluttered Environments
Kartik Mohta,Michael Watterson,Yash Mulgaonkar,Sikang Liu,Chao Qu,Anurag Makineni,Kelsey Saulnier,Ke Sun,Alex Zihao Zhu,Jeffrey A. Delmerico,Konstantinos Karydis,Nikolay Atanasov,Giuseppe Loianno,Davide Scaramuzza,Kostas Daniilidis,Camillo J. Taylor,Vijay Kumar +16 more
TL;DR: In this paper, a system design and software architecture for a flying robot to autonomously navigate between target locations quickly and reliably while avoiding obstacles in its path, and with little to no a-priori knowledge of the operating environment is presented.