search for: lambert1972

Displaying 1 result from an estimated 1 matches for "lambert1972".

2007 Dec 17
1
polygon class in splancs package
...t it does not recognize my polygon data. "Error in kernel2d(as.points(ptsbin), polygonprov, h0 = 2, nx = 100, : " is the error message. Invalid poly argument The data are defined as follows: polgonprov<-list(x=polyprov$X, y=polyprov$Y) with X and Y coordinates in the Lambert1972 notation. The points are defined in the same coordinate system and it does recognize them, so I don't suppose that is the problem. I can also draw the province polygon by: plot(c(192800,254100),c(154100,221800),type="n") polygon(polyprov$X,polyprov$Y) Can someone help me wi...