Maybe the onedimensional EM clustering algorithm by Francesco Bartolucci, published 2006 could be applied. There is Matlab code available by the author and I have implemented a version of that in CMAT.
Wolfgang Hartmann On Mon, Jan 26, 2009 at 1:51 PM, F. James Rohlf <[email protected]>wrote: > Pierre Legendre has worked on spatially constrained clustering using > methods that may work for time also. That would be a place to start. > > Jim > > ========================= > F. James Rohlf > Distinguished Professor, Stony Brook University > http://life.bio.sunysb.edu/ee/rohlf > > > > -----Original Message----- > > From: Classification, clustering, and phylogeny estimation > > [mailto:[email protected]] On Behalf Of Shannon, William > > Sent: Monday, January 26, 2009 10:45 AM > > To: [email protected] > > Subject: time series clustering > > > > I have a new project that is intriguing and offers data I have never > > tried to cluster. > > > > The question is whether there are hiv/aids patients treated > > differently according to their medicaid procedure codes (what was > > done to them). Procedures occur over time so changing the > > clustering over time would seem reasonable. Hopefully we will see > > clusters of patients form based on medical interventions given, and > > stabilize as we move forward. > > > > I have never done anything like this and wanted to know if anyone > > could point me in the right direction towards previously done work > > along this line. > > > > Thank you > > > > Bill Shannon, PhD > > Associate Prof. of Biostatistics in Medicine > > Washington University School of Medicine > > Director, Biostatistical Consulting Center > > 314-454-8356 > > > > ---------------------------------------------- > > CLASS-L list. > > Instructions: http://www.classification- > > society.org/csna/lists.html#class-l > > ---------------------------------------------- > CLASS-L list. > Instructions: > http://www.classification-society.org/csna/lists.html#class-l > -- Time is not Onedimensional! And even if it were - it would still be too difficult for me to handle.--- Wolfgang M. Hartmann www.wcmat.com/wolfgang home: [email protected] ---------------------------------------------- CLASS-L list. Instructions: http://www.classification-society.org/csna/lists.html#class-l
