fclosest_nn2.m

空间统计工具箱

function [nnlist]=fclosest_nn2(xcoord, ycoord)
%
%[nnlist]=fclosest_nn2(xcoord, ycoord)
%
%Finds the closest neighbor to each observation
%
%INPUT:
%
%The two n by 1 vectors xcoord, ycoord which represent locational
%coordinates.
%
%OUTPUT:
%
%The n by 1 vector nnlist containing indices to the nearest neighbor
%
%NOTES:
%
%Closest neighbor dependence was studied in:
%
%Pace, R. Kelley, and Dongya Zou, 
%揅losed-Form Maximum Likelihood Estimates of Nearest Neighbor Spatial Dependence,