Re: Can Mathematica interpolate non-uniform scatter data?
- To: mathgroup at smc.vnet.net
- Subject: [mg106933] Re: Can Mathematica interpolate non-uniform scatter data?
- From: dh <dh at metrohm.com>
- Date: Fri, 29 Jan 2010 07:43:58 -0500 (EST)
- References: <hjmjgg$ee$1@smc.vnet.net> <hjon95$4ga$1@smc.vnet.net> <hjp7o7$d5m$1@smc.vnet.net>
lately my post get mutilated, we are still seraching the reason. try again:
to do it. Anyway, here is it:
now we can do the interpolation:
Lawrence Teo wrote:
> On Jan 27, 2:42 pm, dh <d... at metrohm.com> wrote:
>> to do it. Anyway, here is it:
>> now we can do the interpolation:
>> Lawrence Teo wrote:
>>> Hi all,
>>> Can Mathematica interpolate non-uniform scatter data?
>>> Like ListInterpolation or Interpolation functions...
>>> z = {{0.`, 0.`, 0.`, 0.`, 0.`, 0.`, 0.`, 0.`, 0.`}, {0.`, ,
>>> 0.12467473338522769`, 0.18640329676226988`,
>>> 0.24740395925452294`, , 0.36627252908604757`,
>>> 0.42367625720393803`, 0.479425538604203`}, {0.`,
>>> 0.12467473338522769`, 0.24740395925452294`, 0.36627252908604757=
> `,
>>> 0.479425538604203`, 0.5850972729404622`, 0.6816387600233341`, ,
>>> 0.8414709848078965`}, {0.`, 0.18640329676226988`,
>>> 0.36627252908604757`, 0.5333026735360201`, 0.6816387600233341`,
>>> 0.806081108260693`, 0.9022675940990952`, 0.9668265566961802`,
>>> 0.9974949866040544`}, {0.`, 0.24740395925452294`,
>>> 0.479425538604203`, 0.6816387600233341`, 0.8414709848078965`,
>>> 0.9489846193555862`, 0.9974949866040544`, 0.9839859468739369`,
>>> 0.9092974268256817`}};
>>> g = ListInterpolation[z, {{0, 1}, {0, 2}}];
>>> g[0.5, 0.5]
>>> However, the previous interpolation will give us a lot of NULL in the
>>> expression...
>
>