Real-Time Object Detection in UAV Vision based on Neural Processing Units

Ming Liu, Linbo Tang*, Zongya Li

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

7 Citations (Scopus)

Abstract

With the reduction of Unmanned Aerial Vehicle (UAV) hardware cost and the development of deep learning algorithm, the real-time object detection algorithm applied in UAV vision has great advantages in many fields. However, due to the limited energy consumption and computing power of embedded devices used in the drones and the variable object scales and complex backgrounds in the UAV vision restrict the applications in object detection based on the drones. In this paper, we optimized the generation of anchor boxes, introduced a new module to increase the receptive field to improve the detection of small targets, and used adaptively spatial feature fusion in the feature pyramid to increase feature fusion of multi-scale features. At last we pruned the model to make it lighter and faster, and got the Average Precision (AP) of 89.7% for UAV car aerial images and the speed of 35.7 FPS by running on Neural Processing Units (NPUs), which proves the feasibility of the intelligent object detection algorithm's efficient processing in hardware resource limited environment.

Original languageEnglish
Title of host publicationIEEE 6th Information Technology and Mechatronics Engineering Conference, ITOEC 2022
EditorsBing Xu, Kefen Mou
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1951-1955
Number of pages5
ISBN (Electronic)9781665431859
DOIs
Publication statusPublished - 2022
Event6th IEEE Information Technology and Mechatronics Engineering Conference, ITOEC 2022 - Chongqing, China
Duration: 4 Mar 20226 Mar 2022

Publication series

NameIEEE 6th Information Technology and Mechatronics Engineering Conference, ITOEC 2022

Conference

Conference6th IEEE Information Technology and Mechatronics Engineering Conference, ITOEC 2022
Country/TerritoryChina
CityChongqing
Period4/03/226/03/22

Keywords

  • UAV aerial images
  • car detection
  • embedded hardware
  • real-time processing

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