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ESTIMATION AND VALID ATION OF URBAN VEGETATION ABUNDANCE BY SPECTRAL MIXTURE ANA LYSIS
urban vegetation Quickbird Landsat
2015/8/3
Moderate resolution (< 50 m) optical sensors can provide multitemporal imagery of urban vegetation distribution and abundance. Given a rigorous, repeatable and verifiable method for estimating vegetat...
Création de surcouche de documents hypertextes et traitement du langage
Web page wrapper information extraction
2015/7/30
Cet article présente une extension aux algorithmes de création de surcouche de documents hypertextuels. Il s’agit de diversifier la granularité de l’information qu’il est possible de capturer en utili...
Radi ation forces on a Rayleigh particle by highly focused partial ly coherent and radially polarized vorte x beams
Coherence Polarization Singular optics Optical tweezers or optical manipulation
2013/7/2
The radiation force of highly focused partially coherent and radially polarized vortex beams on a Rayleigh particle is theoretically studied. The dependence of the radiation force on coherence lengths...
A MULTI-SOURCES DATA ASSIMIL ATION SYSTEM FOR CATCHMENT SCALE RESEARCH
Land Information System CATCHMENT
2013/9/2
A multi-sources data assimilation system has been developed for the catchment scale land water and energy cycle researches. The land su rface model, microwave radiative transfer model and ensemble Kal...