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Re: strange behaviour of ladfit - known? [message #52884]

Thu, 08 March 2007 07:26

Ingo von Borstel
Messages: 54
Registered: September 2006

Member

Hi,
>> ###############################
>> ; create an array and initilize it
>> x = dblarr(100)
>> for i=0,99 do x[i] = sin(2*!pi/15*i)
>>
>> ;get a short subarray and create another scaled version of it.
>> Important: without offset
>> xcut = x[20:30]
>> y = xcut * 1.6
>>
>> ; calculate the linear relation between xcut and y - or rather try it.
>> print, ladfit(xcut,y)
>> ###############################
>
> I'm using IDL 6.1 on sparc sunos and your code works fine:

Hmm...

> BTW - how about using:
> x = sin(2*!pi/15*dindgen(100))
Sounds like a plan. Thanks for pointing out. I have many applications
where to do this instead of nasty loops.

Best regards,
Ingo

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Ingo von Borstel <newsgroups@planetmaker.de>
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		Re: strange behaviour of ladfit - known? By: Ingo von Borstel on Thu, 08 March 2007 07:26
		Re: strange behaviour of ladfit - known? By: Vince Hradil on Thu, 08 March 2007 06:45

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