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new_ai_geostats · AI-GEOSTATS: Spatial statistics and GIS

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Messages 941 - 970 of 2521   Oldest  |  < Older  |  Newer >  |  Newest Start Topic
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941 H..Sebnem Duzgun
duzgun@... Send Email
Mar 9, 2003
2:47 pm
The geostatistical extension of ArcGIS does this.It creates a geostatistical layer which can be converted to a raster or a vector layer. Best regards ... Dear...
942 H..Sebnem Duzgun
duzgun@... Send Email
Mar 9, 2003
2:47 pm
... Dear list members As far as I know, contour maps produced by geostatistical softwares are as ficture in gif, bmp, jpg etc. format. Is there any...
943 Bilisoly, Roger L
rlbilis@... Send Email
Mar 9, 2003
2:47 pm
Valquiria, Try http://www.geo.tu-freiberg.de/hydro/vorl_portal/statistik/ There's a link toward the bottom of the Web page to download the Variowin. Roger ...
944 Adrian Martínez V...
amvargas@... Send Email
Mar 9, 2003
2:47 pm
You can create a grids in any geostatistical software and import to surfer 7 or 8. then you can create a contour and export it using the option ...
945 Christophe Z Guilmoto
guilmoto@... Send Email
Mar 9, 2003
2:47 pm
Ercan, If you worked with a GIS like MapInfo, you can create contour map with Vertical Mapper ( a software that does kriging and other stuff) from grid maps...
946 Martin Roseveare
martin_roseveare@... Send Email
Mar 9, 2003
2:47 pm
Surfer does. Create the contour plot and export it as a DXF. Surfer 8 also includes an option for export as 3D DXF which would allow the contour plot to be...
947 Dave Rennie
dwr.rpavan@... Send Email
Mar 9, 2003
2:47 pm
Hi All: Is anyone out there aware of a problem that may exit with GSLIB'S gamv when generating semi-variograms in the vertical direction? I've noticed that...
948 p.bossew@... Send Email Mar 10, 2003
8:22 am
dear list, The following may be slightly off topic (in which case I apologize), but maybe somebody can help me: I want to generate a set of points in a plane,...
949 Ted Harding
Ted.Harding@... Send Email
Mar 10, 2003
9:37 am
... Hi Peter, The problem with "doing it the same way" is that "the same way" only applies in 1 dimension (as a consequence of the result that F(X) has a...
950 Peter Atkinson
P.M.Atkinson@... Send Email
Mar 12, 2003
5:08 pm
Dear AI-Geostats List Members This meeting may be of interest to some: "Epidemiology: A Spatial Perspective" This is a final call for papers for the above...
951 Edzer J. Pebesma
e.pebesma@... Send Email
Mar 12, 2003
5:08 pm
The majority of the functionality present in the gstat stand-alone program (http://www.gstat.org/) is now available as a package/library for the S language (R,...
952 Digby Millikan
digbym@... Send Email
Mar 13, 2003
4:58 pm
Hello, If there is such a thing is the formulea for the general relative cross variogram gamma(h)=1/2N(h) SUMi,j(vi-vj)(ui-uj) / meanv(h)*meanu(h) Digby -- ...
953 Digby Millikan
digbym@... Send Email
Mar 13, 2003
6:17 pm
Hello everyone, The forumlea which I have obtained for the cross variogram is; gamma(h)=1/2N(h) SUMi,j(vi-vj)(ui-uj) Is it correct then that the product of...
954 Isobel Clark
drisobelclark@... Send Email
Mar 14, 2003
4:02 pm
Digby That is the 'traditional&#39; cross semi-variogram as discussed in Matheron's original work. Now also known as a co-located cross semi-variogram. There is a...
955 Edzer J. Pebesma
e.pebesma@... Send Email
Mar 14, 2003
4:45 pm
The majority of the functionality present in the gstat stand-alone program (http://www.gstat.org/) is now available as a package/library for the S language (R,...
956 Ben Fang
fanginc@... Send Email
Mar 17, 2003
4:45 pm
To those who are interested in "interpolation" for any dimensions (1D, 2D, 3D,......). We have good news to you. To date, there are no existing publications...
957 murray lark (SRI)
murray.lark@... Send Email
Mar 17, 2003
4:45 pm
Dear Colleagues, Below is information on a post-doctoral position which may be of interest to members of the list. Please pass this on to anyone who might be...
958 Peter Bossew
Peter.Bossew@... Send Email
Mar 19, 2003
8:31 am
Dear list, this is a summary of the replies I got to my question, I want to generate a set of points in a plane, {(xi,yi)}, such that the points are...
959 Per Hedman
v98_her@... Send Email
Mar 20, 2003
9:32 am
Hi! We're two students from the Royal Institute of Technology in Stockholm. We're writing our thesis on limecolumns and are using different statistical ...
960 Bilisoly, Roger L
rlbilis@... Send Email
Mar 25, 2003
8:20 am
Hello All, If fi(z) are valid, then f(z) = Sum(wi*fi(z),i) is valid if the weights wi valid. Furthermore, f(g(z)) is valid for several g's: 1) g(z) = |z| is an...
961 Pierre Goovaerts
goovaert@... Send Email
Mar 25, 2003
8:20 am
Dear Gregoire, Extrapolation is always hazardous. If the search window includes some of these positive values, you should expect that the kriging estimate is...
962 Gregoire Dubois
aigeostats Send Email
Mar 25, 2003
8:20 am
In addition to Pierre's comments on the risks of extrapolating, I also got the two following replies Lynn J. Torak "Perhaps the "border effect" is caused by an...
963 Gregoire Dubois
aigeostats Send Email
Mar 25, 2003
8:20 am
Dear members, analysing a set of data, in which positive values, located in the middle of the investigated area, are surrounded by null values, I obtained non-...
964 Christophe Z Guilmoto
guilmoto@... Send Email
Mar 28, 2003
8:33 am
Hello, I was wondering if someone could help me answer a basic question about the spatial autocorrelation (SAC) for a set of socioeconomic variables: "is...
965 Pierre Goovaerts
goovaert@... Send Email
Mar 31, 2003
4:04 pm
Hi Christophe, I might have misunderstood your question but since the semivariogram is a measure of dissimilarity while the Moran I is a measure of similarity,...
966 Jean-Philippe Goyen
jgoyen@... Send Email
Apr 1, 2003
7:33 am
hello ai-geostatisticians, I am trying to program factorial co-kriging for filtering of seismic amplitudes. But I didn't find anywhere the algorithm or even...
967 gpezzuchi@... Send Email Apr 1, 2003
7:33 am
Hi there: I am trying to model some areal data, and I have overdispersed data (variance > mean), hence a Poisson model is no good. Do you know of a "free" ...
968 Pierre Goovaerts
goovaert@... Send Email
Apr 1, 2003
7:33 am
Dear Jean-Philippe, Your question is somewhat puzzling. In fact, in all rigor factorial kriging is already a kind of cokriging since you are estimating a...
969 Armando B. Mendes
amendes@... Send Email
Apr 3, 2003
4:30 pm
Dear List Members, My name is Armando B. Mendes and I’m a PhD student at Technical University in Lisbon, Portugal. I’m analysing a problem related to...
970 Veerle Huvenne
veerle.huvenne@... Send Email
Apr 3, 2003
4:30 pm
Dear List Members, With this email I would like to ask you 2 questions about spatial point patterns. I'm working on a PhD, studying carbonate mounds at the ...
Messages 941 - 970 of 2521   Oldest  |  < Older  |  Newer >  |  Newest Start Topic
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