"- d is the earth-sun distance (in astronomical units) and depends on the acquisition's day and month \n"
"- ESUN(b) is the mean TOA solar irradiance (or solar illumination) in W/m2/micrometers\n"
"- θ is the solar zenith angle in degrees. \n"
"Note that the application asks for the solar elevation angle, and will perfom the conversion to the zenith angle itself (ze. angle = 90° - el. angle).\n"
"Note that the application asks for the solar elevation angle, and will perfom the conversion to the zenith angle itself (zenith_angle = 90 - elevation_angle , units : degrees).\n"
"Note also that ESUN(b) not only depends on the band b, but also on the spectral sensitivity of the sensor in this particular band. "
"In other words, the influence of spectral sensitivities is included within the ESUN different values.\n"
"These values are provided by the user thanks to a txt file following the same convention as before.\n"
SetDocLongDescription("This application gives, for each pixel, the power that would have been received by a SAR system with a basis different from the classical (H,V) one (polarimetric synthetis).\n"
"The new basis A and B are indicated through two Jones vectors, defined by the user thanks to orientation (psi) and ellipticity (khi) parameters.\n"
"These parameters are namely psii, khii, psir and khir. The suffixes (i) and (r) refer to the transmiting antenna and the receiving antenna respectively.\n"
"Orientations and ellipticities are given in degrees, and are between -90°/90° and -45°/45° respectively.\n "
"Orientations and ellipticities are given in degrees, and are between -90/90 degrees and -45/45 degrees respectively.\n "
"\n"
"Four polarization architectures can be processed : \n"
"1) HH_HV_VH_VV : full polarization, general bistatic case.\n"
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@@ -66,10 +66,10 @@ private:
"2) Concerning HH_HV_VV and HH_VH_VV architectures, both correspond to a three channels image. But they are processed in the same way, as the Sinclair matrix is symmetric in the monostatic case.\n"
"3) Finally, the two last architectures (dual polarizations), can't be distinguished only by the number of bands of the input image.\n"
" User must then use the parameters emissionh and emissionv to indicate the architecture of the system : emissionh=1 and emissionv=0 --> HH_HV, emissionh=0 and emissionv=1 --> VH_VV.\n"
"Note : if the architecture is HH_HV, khii and psii are automatically set to 0°/0°; if the architecture is VH_VV, khii and psii are automatically set to 0°/90°.\n"
"Note : if the architecture is HH_HV, khii and psii are automatically both set to 0 degree; if the architecture is VH_VV, khii and psii are automatically set to 0 degree and 90 degrees respectively.\n"
"\n"
"It is also possible to force the calculation to co-polar or cross-polar modes.\n"
"In the co-polar case, values for psir and khir will be ignored and forced to psii and khii; same as the cross-polar mode, where khir and psir will be forced to psii+90° and -khii.\n"
"In the co-polar case, values for psir and khir will be ignored and forced to psii and khii; same as the cross-polar mode, where khir and psir will be forced to (psii + 90 degrees) and -khii.\n"
"\n"
"Finally, the result of the polarimetric synthetis is expressed in the power domain, through a one-band scalar image.\n"
"Note: this application doesn't take into account the terms which do not depend on the polarization of the antennas. \n"
