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 Automatically deleting certain value in matrix		  New Topic  Reply to Topic
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wz1416scripps

USA
24 Posts
Posted - 03/11/2015 :  7:41:36 PM  Show Profile  Edit Topic  Reply with Quote  View user's IP address  Delete Topic
Origin Ver. and Service Release (Select Help-->About Origin): Originpro
Operating System:Win7

Hi,

I have a large Matrix data set, I want to automatically delete Z<0.8 for this matrix data, what should I do?
Thanks,

Chao

cpyang

USA
1406 Posts
Posted - 03/11/2015 :  11:26:39 PM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
Without writing labtalk code, you can use the matrix set values dialog to do so.
1. open the dialog from Matrix menu->Set Values
2. enter the following expression

cell(i, j)<0.8?NA():cell(i,j)


Basically this set all cells < 0.8 to missing values.

CP
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wz1416scripps

USA
24 Posts
Posted - 03/11/2015 :  11:35:20 PM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
It works.
Thanks for your help!

quote:
Originally posted by cpyang

Without writing labtalk code, you can use the matrix set values dialog to do so.
1. open the dialog from Matrix menu->Set Values
2. enter the following expression

cell(i, j)<0.8?NA():cell(i,j)


Basically this set all cells < 0.8 to missing values.

CP
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