Re: [R-sig-Geo] Spdep: help needed calculating Moran's I

2007-10-31 Thread Geertje Van der Heijden
[mailto:[EMAIL PROTECTED] Sent: 26 October 2007 18:41 To: Sam Field Cc: Geertje Van der Heijden; r-sig-geo@stat.math.ethz.ch Subject: Re: [R-sig-Geo] Spdep: help needed calculating Moran's I On Fri, 26 Oct 2007, Sam Field wrote: The value of the Moran's I will always depend on how the spatial

Re: [R-sig-Geo] Spdep: help needed calculating Moran's I

2007-10-29 Thread Tomislav Hengl
:[EMAIL PROTECTED] On Behalf Of Geertje Van der Heijden Sent: vrijdag 26 oktober 2007 18:12 To: r-sig-geo@stat.math.ethz.ch Subject: [R-sig-Geo] Spdep: help needed calculating Moran's I Hi, I have just posted the same question on the general R help mailing list, but thought that this list might be more

Re: [R-sig-Geo] Spdep: help needed calculating Moran's I

2007-10-26 Thread Sam Field
The value of the Moran's I will always depend on how the spatial weight matrix is defined (and thus more specifically on your choice of an upper bound for dnearneigh()). I don't know if there are any statistical criteria for choosing an upper bound - I imagine somebody has looked into this - I