نتایج جستجو برای: tree height

تعداد نتایج: 265995  

2005
E. X. Chen Z. Y. Li K. P. Papathanassiou S. R. Cloude

In order to evaluate and study polarimetric SAR interferometry tree height inversion algorithm, three passes of SIR-C/X SAR L band full polarization SLC data were acquired for the same imaging area in the western region of Hetian district, Xinjiang Vygur Autonomous Region of PRC. China. The three images acquired in separate days of Oct. 7, Oct.8 and Oct. 9 of 1994 makes the study of the factors...

Journal: :Journal of theoretical biology 2016
Farah Ben-Naoum Christophe Godin

By nature, tree structures frequently present similarities between their sub-parts. Making use of this redundancy, different types of tree compression techniques have been designed in the literature to reduce the complexity of tree structures. A popular and efficient way to compress a tree consists of merging its isomorphic subtrees, which produces a directed acyclic graph (DAG) equivalent to t...

Journal: :Remote Sensing 2012
Claudia Hilbert Christiane Schmullius

This study explores ICESat/GLAS waveform data in Thuringian Forest, a low mountain range located in central Germany. Lidar remote sensing has been proven to directly derive tree height as a key variable of forest structure. The GLAS signal is, however, very sensitive to surface topography because of the large footprint size. This study therefore focuses on forests in a mountainous area to asses...

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2018

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