Each dimension subtracts the mean of that dimension across all vectors? On 4/25/11, Ted Dunning <[email protected]> wrote: > Yes. Mean subtraction would do the trick. > > On Mon, Apr 25, 2011 at 4:20 PM, Jake Mannix <[email protected]> wrote: > >> > It may be that in practice that SVD will scatter data into many >> > orthants, >> > but I suspect it will not spread the data as widely as LSH assumptions >> > would >> > like. >> >> >> Maybe you're right - raw SVD vs PCA (where the means are also subtracted >> off) is probably the distinction to draw here. >
-- Lance Norskog [email protected]
