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SOFiA Gauss-Legendre Quadrature Grids
This function computes Gauss-Legendre quadrature nodes and weigths
in the SOFiA/VariSphear data format.
ARGUMENTS
Input
| Name |
Type |
Purpose |
Default |
| AZnodes |
int |
Number of azimutal nodes |
10 |
| ELnodes |
int |
Number of elevation nodes |
5 |
| plot |
int |
Schow globe plot of the grid
0: Plot off, 1: Plot on |
1 |
Output
| Name |
Type |
Purpose |
| gridData |
float mtx |
Quadrature grid, positions and weights (W):
AZ1 EL1 W1 AZ2 EL2 W2 ... AZM ELM WM for M Positions |
| Npoints |
int |
Number of sampling points |
| Nmax |
int |
Maximum Grid Order |
Angles AZ, EL are in RAD
Example
Gauss 10AZ/5EL Quadrature
FILE(S):
| File |
Type |
OS/Matlab |
| sofia_gauss.m |
Help header, Fuction |
All OS |
SOURCE OF THE QUADRATURE
Written by: Greg von Winckel - 04/13/2006
HEADER
/*
[gridData, Npoints, Nmax] = sofia_gauss(AZnodes, ELnodes, plot)
------------------------------------------------------------------------------------
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gridData |
Gauss-Legendre quadrature including weigths(W):
[AZ_1 EL_1 W_1;
AZ_2 EL_2 W_2;
...
AZ_n EL_n W_n] |
Npoint |
Total number of nodes |
Nmax |
Highest stable grid order |
------------------------------------------------------------------------------------ |
AZnodes |
Number of azimutal nodes [default = 10]
* . impulseResponses [Channel X Samples] |
ELnodes |
Number of elevation nodes [default = 5] |
plot |
Show a globe plot of the selected grid
0: Off, 1: ON [default] |
*/ |
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