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BUILT-UP AREA DETECTION FROM HIGH-RESOLUTION SATELLITE IMAGES USING MULTI-SCALE WAVELET TRANSFORM AND LOCAL SPATIAL STATISTICS
Built-up Area Detection High-resolution Satellite Image Wavelet Transform Local Spatial Statistics
2018/5/11
Recently, built-up area detection from high-resolution satellite images (HRSI) has attracted increasing attention because HRSI can provide more detailed object information. In this paper, multi-resolu...
ACCURACY STUDY OF DIGITAL RESTITUTION PRODUCED FROM SCANNED 1/40000 SCALE AERIAL PHOTOGRAPHS AT DIFFERENT RESOLUTIONS
Scanning multi-resolution restitution mapping scale accuracy
2015/7/29
La photogrammétrie a connu une évolution croissante passant par les procédés analogique, semi- analytique et analytique qui
étaient bien développés durant la deuxième moitié du siècle précédent. Ver...
Meso-scale Flight and Miniature Rotorcraft Development
Meso-scale Flight Miniature Rotorcraft Development
2015/6/18
This paper summarizes the initial development of a very small-scale rotorcraft that flies on its
own power and carries sensors for atmospheric research or planetary exploration. Initial devices
are ...
Formation and large-scale confinement of jets emitted by young stars finally elucidated（图）
young stars jets
2014/12/1
An international team of scientists has succeeded in explaining the formation and propagation over astronomical distances of jetsof matter emitted by young stars—one of the most fascinating mysteries ...