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[OT] Re: how to guess the number of cluster when do not know?


i use number of clusters = 120

https://drive.google.com/file/d/0Bxs_ao6uuBDUZFByNVgzd0Jrdm8/view?usp=sharing

seems better, but still has a long distance to be perfect

On Friday, August 4, 2017 at 10:09:59 PM UTC+8, Ho Yeung Lee wrote:
> actually i am using python's kmeans library. it is relevant in python
> 
> i had changed to use kmeans
> 
> https://gist.github.com/hoyeunglee/2475391ad554e3d2b2a40ec24ab47940
> 
> i do not know whether write it correctly
> but it seems can cluster to find words in window, but not perfect
> 
> 
> 
> On Friday, August 4, 2017 at 8:24:54 PM UTC+8, Alain Ketterlin wrote:
> > Ho Yeung Lee <jobmattcon at gmail.com> writes:
> > 
> > > i find kmeans has to input number of cluster
> > [...]
> > 
> > https://en.wikipedia.org/wiki/Determining_the_number_of_clusters_in_a_data_set
> > 
> > Completely off-topic on this group/list, please direct your questions
> > elsewhere.
> > 
> > -- Alain.