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3 replies

ttokoro
21-Topaz I
21-Topaz I
July 21, 2023

image.pngimage.pngimage.pngimage.png

t.t.
25-Diamond I
July 21, 2023

> how can i get interpolated value without sorting

interpolated value?? Looks like you intend to extrapolate!

 

I wonder which results you expect from your f(20m) or f(22m)!

Werner_E_2-1689930486869.png

 

Furthermore your data for LCF' ---> Draft  is not corresponding to a unique function, at least not in the range from 22.62m to 22.681 m.

So which result do you expect for f(22.66 m)?? The upper or the lower one?

Werner_E_3-1689930516629.png

 

@ttokoro used the inverse mapping Draft ---> LCF' (dotted green in the pic below). Not sure if thats what you are looking for.

Only if you sort you can get an inter/extra-polation from LCF' ---> Draft, but it may not be what you expect!

Werner_E_4-1689930626051.png

 

8-Gravel
July 21, 2023

this is showing an errorScreenshot 2023-07-21 150032.png

25-Diamond I
July 21, 2023

Maybe you changed the value of the variable ORIGIN to something  else than the default value 0. If you did, you also must use that value here. Type ORIGIN instead of "0" and you are on the safe side.

 

BTW, the definition of the range x does not make any sense for any of the calculations done. The only use for this variable x would be when plotting.

21-Topaz II
July 21, 2023

Hi,

Interpolation from LCF' to Draft without sorting

Cheers

Terry