IEEE Geoscience and Remote Sensing Magazine - September 2019 - 29

©ISTOCKPHOTO.COM/ANDREY SUSLOV

Mini-Unmanned
Aerial Vehicle-Based
Remote Sensing
Techniques, applications, and prospects
TIAN-ZHU XIANG, GUI-SONG XIA,
AND LIANGPEI ZHANG

T

he past few decades have witnessed great progress for unmanned aerial vehicles (UAVs) in civilian fields, especially in photogrammetry and remote sensing. In contrast with
manned aircraft and satellites, UAVs have many promising
characteristics-flexibility, efficiency, high spatial/temporal
resolution, low cost, easy operation, and so forth-that make
them an effective complement to the other two platforms
and a cost-effective means for remote sensing.
In light of the popularity and expansion of UAV-based
remote sensing (UAV-RS) in the past few years, this article
provides a systematic survey of recent advances and future
Digital Object Identifier 10.1109/MGRS.2019.2918840
Date of publication: 23 September 2019

SEPTEMBER 2019

IEEE GEOSCIENCE AND REMOTE SENSING MAGAZINE

prospects of UAVs for the remote sensing community. Specifically, we discuss and summarize the main challenges
and key technologies of remote sensing data processing
based on UAVs. Then, we offer an overview of the widespread applications of UAVs in remote sensing. Finally,
some prospects for future work are discussed. We hope this
will provide remote sensing researchers with an overall picture of recent UAV-RS developments and help guide further
research in this area.
COMPARING UAVs WITH
SATELLITES/MANNED AIRCRAFT
With the world's rapid economic and social development
in recent years, great changes have been constantly taking
place on Earth's surface. Thus, there is a great demand in
the remote sensing community for data on interesting regions and to update geospatial information flexibly and
quickly [1]-[3].
	 0274-6638/19©2019IEEE

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IEEE Geoscience and Remote Sensing Magazine - September 2019

Table of Contents for the Digital Edition of IEEE Geoscience and Remote Sensing Magazine - September 2019

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