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Re: calculating seperate means in a large matrix
Posted:
Dec 6, 2012 1:11 PM


"Jacob Moses" <jacobfmoses@gmail.com> wrote in message news:k9qjhg$2rs$1@newscl01ah.mathworks.com... > Hello, > I am working on a project that, without going into unnecessary detail, > requires me to calculate the mean of each row in a 64,500x17 matrix. The > eventual aim is to populate a 17x1 vector for use in kmeans. My instructor > does not want me to use a for statement for efficiency reasons. I am > thinking of splitting the matrix into 17 64,500x1 vectors, but I am not > sure of how to do this, or if there's another, more efficient way. Any > help would be greatly appreciated.
Use the DIM input argument for MEAN.
 Steve Lord slord@mathworks.com To contact Technical Support use the Contact Us link on http://www.mathworks.com



