[R] Levenshtein-Distance

Jörg Reuter joerg at reuter.at
Thu Oct 20 10:07:09 CEST 2011


My big problem is not ward, it is to calculate the Levenshtein-Distance.

> check the help archives.
>
>  hclust  with method=ward  might be what you are looking for
>
>
>
> On Wed, Oct 19, 2011 at 2:43 PM, Jörg Reuter <joerg at reuter.at> wrote:
>> I am very new to R, so sorry that I ask stupid things.
>> I want compare a Matrix row by row and at the end I want to a Matrix with
>> the Levenshtein-Distance.
>> Example:
>> The Data (Learningpath in a E-Learning-System):
>> 5 12 24 35
>> 1 24 35
>> 3  35 35 45 35
>> Now I need a comand, which compare the first line with the second,
>> then with the third and write the result in a new Matrix. I found many
>> Funktion in R, but all compare Strings, but I have numbers.
>> After that I want to use the ward-argorithm at the result.
>> Can anyone give me a hint, I am at the end with my nervs.
>>
>> Joerg
>>
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>> and provide commented, minimal, self-contained, reproducible code.
>>
>



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