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Re: problem plotting "N-d object"
From: |
Ben Abbott |
Subject: |
Re: problem plotting "N-d object" |
Date: |
Fri, 17 Feb 2012 18:19:07 -0500 |
On Feb 17, 2012, at 12:04 PM, Ben Abbott wrote:
>
> On Feb 17, 2012, at 11:59 AM, Jordi GutiĆ©rrez Hermoso wrote:
>
>> On 17 February 2012 11:24, Sergei Steshenko <address@hidden> wrote:
>>> IMO in Octave/Matlab world the difference between line and column
>>> vectors is a nuisance in many many cases, and I mention vectors
>>> because of "transpose not defined" (specifically, "transpose") in
>>> the original error message.
>>
>> Numpy does have true 1-dimensional vectors, but it still thinks that a
>> an array of dimensions [1,1,3] is 3-dimensional. You might be happier
>> with Numpy than Octave.
>>
>>> I think Octave should automatically apply '(:)' operation whenever
>>> row/column trait doesn't matter.
>>
>> It is difficult to predict in advance when does it matter if a vector
>> is row or column, so we can't do this everywhere. We do do it in
>> several instances, but each case requires individual consideration.
>>
>> I don't think "isvector" should return "true" if there is only one
>> non-singleton dimension. Perhaps it should, but this would break
>> Matlab compatibility. You might want to make more liberal use of the
>> "squeeze" function if leading singleton dimensions are causing you
>> frequent grief.
>>
>> - Jordi G. H.
>
> Jordi,
>
> Any concerns about something like the attached ?
>
> Ben
The functions which would be impacted are
loglog.m
plot.m
plot3.m
polar.m
semilogx.m
semilogy.m
Would squeezing any of the inputs whos ndim > 2 break anything ?
I don't think so. As I have time, I'll modify the texinfo and add some demos.
Ben
- Re: problem plotting "N-d object", (continued)
- Re: problem plotting "N-d object", CdeMills, 2012/02/19
- Re: problem plotting "N-d object", Sergei Steshenko, 2012/02/19
- Re: problem plotting "N-d object", CdeMills, 2012/02/20
- Re: problem plotting "N-d object", Pascal A. Dupuis, 2012/02/20
- Re: problem plotting "N-d object", Jordi GutiĆ©rrez Hermoso, 2012/02/20
- Re: problem plotting "N-d object", Pascal A. Dupuis, 2012/02/20
- Re: problem plotting "N-d object", Ben Abbott, 2012/02/20
- Re: problem plotting "N-d object", CdeMills, 2012/02/21
- Re: problem plotting "N-d object", Ben Abbott, 2012/02/21
- Re: problem plotting "N-d object", Sergei Steshenko, 2012/02/21
- Re: problem plotting "N-d object",
Ben Abbott <=
- Re: problem plotting "N-d object", Ben Abbott, 2012/02/18
- Re: problem plotting "N-d object", James Sherman Jr., 2012/02/17
- Re: problem plotting "N-d object", Sergei Steshenko, 2012/02/17