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Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: Removing vector elements that exist in another vector
Replies: 5   Last Post: Nov 27, 2012 1:47 PM

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Nasser Abbasi

Posts: 5,084
Registered: 2/7/05
Re: Removing vector elements that exist in another vector
Posted: Nov 20, 2012 12:33 AM
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On 11/19/2012 10:34 PM, Nasser M. Abbasi wrote:
> On 11/19/2012 10:29 PM, Adam wrote:
>> I have a vector like this:
>> A= [107,108,109,110,111,112,113,114,207,208,209,210,211,212,213,214,307,308,309,
>> 310,311,312,313,314,407,408,409,410,411,412,413,414];
>> And I want to remove these elements from A:
>> H1 = 313 314 114 207 312 214
>>
>> As H1 changes frequently in the program that I'm writing, I want to use the
>> variable H1 for the removal of said elements. Is there any way I could somehow do this?
>> When I try methods I've found online, matlab attempts to remove the 313th element of
>> A, which obviously results in an error message.
>>
>> Any help is greatly appreciated!
>>
>
>

> A(ismember(A,H1))=[]
>

fyi;

another way is

A = setdiff(A,H1);

--Nasser




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