搜索结果: 1-15 共查到“理学 polarimetric”相关记录15条 . 查询时间(0.187 秒)
WETLAND CLASSIFICATION FOR BLACK DUCK HABITAT MANAGEMENT USING COMBINED POLARIMETRIC RADARSAT 2 AND SPOT IMAGERY
Wetlands Synthetic Aperture Radar Polarimetric data Decomposition Classification
2018/5/16
The black duck population has decreased significantly due to loss of its breeding habitat. Wetlands are an important feature that relates to habitat management and requires monitoring. Synthetic Apert...
POLARIMETRIC REMOTE SENSING OF ATMOSPHERIC PARTICULATE POLLUTANTS
Polarization Remote sensing Atmosphere Particulate Matters Pollution
2018/5/15
Atmospheric particulate pollutants not only reduce atmospheric visibility, change the energy balance of the troposphere, but also affect human and vegetation health. For monitoring the particulate pol...
The first IRAM/PdBI polarimetric millimeter survey of active galactic nuclei. II. Activity and properties of individual sources
IRAM/PdBI polarimetric millimeter survey properties individual sources
2012/2/21
We present an analysis of the linear polarization of six active galactic nuclei - 0415+379 (3C~111), 0507+179, 0528+134 (OG+134), 0954+658, 1418+546 (OQ+530), and 1637+574 (OS+562). Our targets were m...
The instrumental polarization of the Nasmyth focus polarimetric differential imager NAOS/CONICA (NACO) at the VLT - Implications for time-resolved polarimetric measurements of Sgr A*
the Nasmyth focus polarimetric differential imager NAOS/CONICA (NACO)
2011/1/10
We report on the results of calibrating and simulating the instrumental polarization properties of the ESO VLT adaptive optics camera system NAOS/CONICA (NACO) in the Ks-band. We use the Stokes/Muelle...
We present the first set of polarimetric images made with the GMRT. These were obtained as part of the program to commission the polarization mode at the telescope. We find that the instrumental polar...
Polarimetric Remote Sensing of Solar System Objects
Earth and Planetary Astrophysics (astro-ph.EP) Atmospheric and Oceanic Physics (physics.ao-ph) Instrumentation and Detectors (physics.ins-det) Optics (physics.optics)
2010/12/24
This book outlines the basic physical principles and practical methods of polarimetric remote sensing of Solar System objects and summarizes numerous advanced applications of polarimetry in geophysics...
Preliminary evaluation of polarimetric parameters from a new dual-polarization C-band weather radar in an alpine region
Preliminary evaluation of polarimetric parameters new dual-polarization C-band weather radar alpine region
2010/9/10
The first operational weather radar with dual polarization capabilities was recently installed in Austria. The use of polarimetric radar variables rises several expectations: an increased accuracy of ...
Rain microstructure retrievals using 2-D video disdrometer and C-band polarimetric radar
Rain microstructure retrievals 2-D video disdrometer
2010/2/3
Measurements using the 2-D video disdrometer (2DVD) taken during a heavy rainfall event in Huntsville, Alabama, are analysed. The 2DVD images were processed to derive the rain microstructure parameter...
Polarimetric differential imaging of the protostar Elias 2-29
Polarimetric differential imaging protostar Elias 2-29
2009/7/1
Polarimetric differential imaging of the protostar Elias 2-29。
Polarimetric calibration for large telescopes。
A NEW COMPUTER SYSTEM FOR POLARIMETRIC MEASUREMENTS
POLARIMETRIC MEASUREMENTS COMPUTER SYSTEM
2009/4/20
A NEW COMPUTER SYSTEM FOR POLARIMETRIC MEASUREMENTS。
Simulation of polarimetric radar variables in rain at S-, C- and X-band wavelengths
polarimetric radar rain S-, C- and X-band wavelengths
2010/1/28
Polarimetric radar variables of rainfall events, like differential reflectivity ZDR, or specific differential phase KDP, are better suited for estimating rain rate R than just the reflectivity factor ...
Rainfall rate retrieval in presence of path attenuation using C-band polarimetric weather radars
Rainfall rate path attenuation C-band polarimetric weather radars
2009/12/29
Weather radar systems are very suitable tools for the monitoring of extreme rainfall events providing measurements with high spatial and temporal resolution over a wide geographical area. Nevertheless...
Clutter and rainfall discrimination by means of doppler-polarimetric measurements and vertical reflectivity profile analysis
Clutter and rainfall discrimination doppler-polarimetric measurements vertical reflectivity profile analysis
2010/1/22
The estimation of rainfall rate and other parameters from radar scattering volume is heavily affected by the presence of intense sea and ground clutter and echoes which appears in anomalous propagatio...
Model-based iterative approach to polarimetric radar rainfall estimation in presence of path attenuation
Model-based iterative approach polarimetric radar rainfall estimation path attenuation
2010/1/22
A new model-based iterative technique to correct for attenuation and differential attenuation and retrieve rain rate, based on a neural-network scheme and a differential phase constraint, is presented...