comp.lang.idl-pvwave archive: archive » Re: Number of points inside a contour curve

Home » Public Forums » archive » Re: Number of points inside a contour curve

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: Number of points inside a contour curve [message #52078 is a reply to message #51944]

Fri, 29 December 2006 14:20

JD Smith
Messages: 850
Registered: December 1999

Senior Member

On Wed, 20 Dec 2006 07:58:37 -0700, David Fanning wrote:

> burkina writes:
>
>> What I need to do is basically simple, I guess, but I can't find an
>> easy way to do that.
>> I have an array of two parameters, let's call them x and y, each pair a
>> couple of measures taken simultaneously. I need to:
>>
>> -Plot them in the x and y axis (at least this one is trivial!)
>>
>> -Produce a density plot, i.e. divide the x-y space in discrete bins and
>> assign the number of points falling in each bin to that bin (This
>> should be done by hist_2D, but the results are fairly disappointing. A
>> better work is done by histogram_2d. Do you have any comments?)
>
> I note that HISTOGRAM_2D uses embedded FOR loops and that HIST_2D
> is written by JD Smith. That's enough for me. :-)

For the record, the one I wrote was HIST_ND for any dimension (not just
2). I use it even in 2D, since it lets me have access to reverse indices,
etc.

JD

Report message to a moderator

[Message index]

		Re: Number of points inside a contour curve By: David Fanning on Wed, 20 December 2006 06:58
		Re: Number of points inside a contour curve By: burkina on Thu, 21 December 2006 07:38
		Re: Number of points inside a contour curve By: JD Smith on Fri, 29 December 2006 14:20

Previous Topic:	Re: New Eclipse-based IDE
Next Topic:	Re: ENVI: procedure to get X, Y of pixel in displayed image

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Sun Nov 30 04:33:51 PST 2025

Total time taken to generate the page: 0.48155 seconds