[R] Fuzzy variable universe

Arthur Rodrigues Stilben arthur.stilben at gmail.com
Thu Jul 28 20:46:36 CEST 2016



Em 28-07-2016 15:45, Arthur Rodrigues Stilben escreveu:
> Sarah,
>
> First of all, thanks for reply.
>
> Second, It really works, but in fact I would to like to set 
> individuals universe groups for each fuzzy_variable. Something like this:
>
> > test1 = fuzzy_variable( a = fuzzy_trapezoid( corners = c( 0, 1, 2, 3 
> ) ), universe = seq( from = 0, to = 10, by = 0.1 ) )
> > test2 = fuzzy_variable( b = fuzzy_trapezoid( corners = c( 4, 5, 6, 7 
> ) ), universe = seq( from = 0, to = 5, by = 0.1 ) )
>
> Em 28-07-2016 15:25, Sarah Goslee escreveu:
>> As Jeff suggested, I read the help for you.
>>
>> Based on the examples, you need:
>>
>>
>>       ## set universe
>>       sets_options("universe", seq(from = 0, to = 10, by = 0.1))
>>       teste2 = fuzzy_variable( a = fuzzy_trapezoid( corners = c( 0, 
>> 1, 2, 3 ) ) )
>>
>> comparing
>> plot(teste) # complete with Warning
>> and
>> plot(teste2)
>> makes me think this did what you wanted. At least, it did something.
>>
>> Sarah
>>
>> On Thu, Jul 28, 2016 at 2:11 PM, Arthur Rodrigues Stilben
>> <arthur.stilben em gmail.com> wrote:
>>> Sorry, I forgot to mention:
>>>
>>>> install.packages("sets")
>>> ...
>>>> library(sets)
>>>> teste = fuzzy_variable( a = fuzzy_trapezoid( corners = c( 0, 1, 2, 
>>>> 3 ) ),
>>>> universe = seq( from = 0, to = 10, by = 0.1 ) )
>>>> teste
>>> A fuzzy variable with values: a, universe
>>>
>>> The ideia is to set the universe group for the fuzzy variable, but 
>>> it didn't
>>> work.
>>>
>>> PS.: I'm newbie here, so I apologize for some mistakes :P.
>>>
>>> Att,
>>>
>>> Em 28-07-2016 11:23, Jeff Newmiller escreveu:
>>>> This appears to be a question about a contributed package, though 
>>>> you have
>>>> not specified which one (so your example code is not reproducible).
>>>>
>>>> Be warned that I have never seen discussion of fuzzy logic on this 
>>>> list,
>>>> so any help you get here is likely to be from someone reading the
>>>> documentation for you. Please be sure to read it carefully yourself 
>>>> first,
>>>> and read about reproducibility and support for contributed packages 
>>>> in the
>>>> Posting Guide.
>>>
>>> -- 
>>> Arthur Rodrigues Stilben
>>>
>

-- 
Arthur Rodrigues Stilben



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