now fitting more things betta authored by Lee McCuller's avatar Lee McCuller
......@@ -7,16 +7,16 @@ Version 1 smart fitter in IIRrational library. Uses SVD method with high order o
## `1` initial
### `1.1` initial_poles
### `1.1` initial_direct
> `fit_poles_mod_zeros`
> `fit_poles, fit_zeros`
Performs the SVD for a rough initial guess
initial guess without SVD technique
![Fitttt](plot-1-1.png)
### `1.2` initial_zeros
### `1.2` initial_poles
> `fit_poles_mod_zeros`
......@@ -25,54 +25,54 @@ Performs the SVD for a rough initial guess
![Fitttt](plot-1-2.png)
### `1.3` choose poles
### `1.3` initial_zeros
> `if`
> `fit_poles_mod_zeros`
Chose the Poles SVD fitter as it had the smaller residual of 1.91e+02 vs. 1.93e+04 for the zeros
Performs the SVD for a rough initial guess
### `1.4` seq_iter_1
![Fitttt](plot-1-3.png)
> `IIRrational.fit_poles, IIRrational.fit_zeros`
### `1.4` choose poles
First iterations, enforcing mindelay and stabilized poles residual of 6.33e+03
> `if`
Chose the Poles SVD fitter as it had the smaller residual of 1.84e+02 vs. 2.06e+04 for the zeros
![Fitttt](plot-1-4.png)
### `1.5` seq_iter_2
### `1.5` seq_iter_1
> `IIRrational.fit_poles, IIRrational.fit_zeros`
First iterations, enforcing stabilized poles residual of 1.51e+04
First iterations, enforcing mindelay and stabilized poles residual of 8.41e+03
![Fitttt](plot-1-5.png)
### `1.6` seq_iter_3
### `1.6` seq_iter_2
> `IIRrational.fit_poles, IIRrational.fit_zeros`
First iterations, enforcing stabilized poles residual of 1.19e+02
First iterations, enforcing stabilized poles residual of 9.17e+02
![Fitttt](plot-1-6.png)
### `1.7` seq_iter_4
### `1.7` seq_iter_3
> `IIRrational.fit_poles, IIRrational.fit_zeros`
First iterations, enforcing stabilized poles residual of 8.89e+01
First iterations, enforcing stabilized poles residual of 2.46e+02
![Fitttt](plot-1-7.png)
### `1.8` nyquist_move
### `1.8` seq_iter_4
> `IIRrational.nyquist_move`
> `IIRrational.fit_poles, IIRrational.fit_zeros`
Moves to intended nyquist, clipping negative real poles/zeros likely caused by phase defects of low nyquist
First iterations, enforcing stabilized poles residual of 1.68e+02
![Fitttt](plot-1-8.png)
......@@ -130,24 +130,6 @@ ID Pairs for order reduction
![Fitttt](plot-3-3.png)
### `3.4` seq_order_reduce_opt_2
> `MultiReprFilter.optimize`
Optimize again after order reduction
![Fitttt](plot-3-4.png)
### `3.5` duals_ID_3
> `MultiReprFilter.optimize`
ID Pairs for order reduction
![Fitttt](plot-3-5.png)
## `4` flip mindelay
## `5` order_reduce 2
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