sir please reply me as soon as possible thanks in advance.
On Tue, Apr 22, 2014 at 11:50 PM, Darshan Sonagara < darshan.sonag...@gmail.com> wrote: > waiting for the replay sir . > > > On Tue, Apr 22, 2014 at 7:13 PM, Darshan Sonagara < > darshan.sonag...@gmail.com> wrote: > >> Thnks for the Replay sir, >> >> actually i am doing clustering for gathering similar king of document in >> same cluster as much as possible. >> i can see from output file by cluster dump by observing top term. >> i also figure out that by varying Distance Measure Technique. it differs. >> but i want some mathematical prof that it is better then other technique. >> so for that i need to calculate Entropy and pureness of cluster. >> but i am not able to find any command in mahout which can give me entropy >> as a result. >> i found Entropy.java under mahout common math statistic package. but i >> don't what should i give it as input so that i can find entropy or other >> parameter. so i can find how much cluster is good or bed. >> >> >> >> On Tue, Apr 22, 2014 at 7:01 PM, Ted Dunning <ted.dunn...@gmail.com>wrote: >> >>> On Tue, Apr 22, 2014 at 12:11 AM, Darshan Sonagara < >>> darshan.sonag...@gmail.com> wrote: >>> >>> > But the problem is that i want check that whether my clustering is >>> good or >>> > bad. so for that i need to calculate Entropy Value. I am not having any >>> > idea how to calculate entropy in mahout or by other technique. >>> > by finding entropy i can have good conclusion. >>> > so please can anyone help me with these. >>> > >>> >>> Actually, the way to tell whether your clustering is good is to see if it >>> works for its intended use. >>> >>> What do you want to use clustering for? >>> >> >> >> >> -- >> >> *Regards From:* >> >> *Darshan Sonagara* >> *Collaborative Platform lead,** SSN Team | Gujarat Section.* >> >> *Vice-Chairperson | **GCET IEEE SB.* >> >> (: +*91* 9408002452 >> >> >> >> : Darshan Sonagara<http://www.linkedin.com/pub/darshan-sonagara/64/11a/b54> >> : Darshan Sonagara <http://www.facebook.com/darshansonagara> >> >> > > > -- > > *Regards From:* > > *Darshan Sonagara* > *Collaborative Platform lead,** SSN Team | Gujarat Section.* > > *Vice-Chairperson | **GCET IEEE SB.* > > (: +*91* 9408002452 > > > > : Darshan Sonagara<http://www.linkedin.com/pub/darshan-sonagara/64/11a/b54> > : Darshan Sonagara <http://www.facebook.com/darshansonagara> > > -- *Regards From:* *Darshan Sonagara* *Collaborative Platform lead,** SSN Team | Gujarat Section.* *Vice-Chairperson | **GCET IEEE SB.* (: +*91* 9408002452 : Darshan Sonagara<http://www.linkedin.com/pub/darshan-sonagara/64/11a/b54> : Darshan Sonagara <http://www.facebook.com/darshansonagara>
