> My data consists of a set of point locations (x,y).
> I would like to know if there is a procedure for bivariate kernel
> density estimation in R that returns the density estimates at the
> observed point locations rather than at grid locations. I
> have looked at
> a number of different routines and they all seem to return
> estimates at
> grid locations.
> Any type of kernel is fine (i.e., Gaussian, Quartic, etc).
> Thank you for your help!
> Matt Strickland
> U.S. Centers for Disease Control and Prevention
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