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Author:

HAN Jun (HAN Jun.) | LI Weixing (LI Weixing.) | FENG Kai (FENG Kai.) | PAN Feng (PAN Feng.)

Abstract:

Aerial image sequence mosaicking is one of the chal-lenging research fields in computer vision. To obtain large-scale orthophoto maps with object detection information, we propose a vision-based image mosaicking algorithm without any extra location data. According to object detection results, we define a complexity factor to describe the importance of each input ima-ge and dynamically optimize the feature extraction process. The feature points extraction and matching processes are mainly guided by the speeded-up robust features (SURF) and the grid motion statistic (GMS) algorithm respectively. A robust refer-ence frame selection method is proposed to eliminate the trans-formation distortion by searching for the center area based on overlaps. Besides, the sparse Levenberg-Marquardt (LM) al-gorithm and the heavy occluded frames removal method are ap-plied to reduce accumulated errors and further improve the mo-saicking performance. The proposed algorithm is performed by using multithreading and graphics processing unit (GPU) accel-eration on several aerial image datasets. Extensive experiment results demonstrate that our algorithm outperforms most of the existing aerial image mosaicking methods in visual quality while guaranteeing a high calculation speed.

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Author Community:

  • [ 1 ] [HAN Jun]北京工业大学
  • [ 2 ] [LI Weixing]北京工业大学
  • [ 3 ] [FENG Kai]北京工业大学
  • [ 4 ] [PAN Feng]北京工业大学

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Source :

系统工程与电子技术(英文版)

ISSN: 1004-4132

Year: 2022

Issue: 2

Volume: 33

Page: 259-268

2 . 1

JCR@2022

2 . 1 0 0

JCR@2022

ESI Discipline: ENGINEERING;

ESI HC Threshold:49

JCR Journal Grade:3

CAS Journal Grade:3

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 5

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