Re: AI-GEOSTATS: modelling and goodness of fit

2007-09-13 Thread Edzer J. Pebesma
to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful

Re: AI-GEOSTATS: modelling and goodness of fit

2007-09-13 Thread Isobel Clark
Andrea We use Cressie's goodness of fit statistic which allows for number of pairs and other factors in semi-veriogram fitting. You can find a paper of his in Methematical Geology around 1992, or in his book. It is also illustrated in our free tutorial material at www.kriging.com

AI-GEOSTATS: Filtering the influence of a leaking component in a 5 componets decomposition process

2007-09-13 Thread Ricardo Centeno
, Ricardo + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember

RE: AI-GEOSTATS: Filtering the influence of a leaking component in a 5 componets decomposition process

2007-09-13 Thread Glover, Tim
, Georgia, USA Office 770-421-3310 Fax 770-421-3486 Email [EMAIL PROTECTED] Web www.mactec.com -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ricardo Centeno Sent: Thursday, September 13, 2007 10:33 AM To: ai-geostats@jrc.it Subject: AI-GEOSTATS: Filtering

AI-GEOSTATS: geostatistics for vector estimation

2007-09-11 Thread M. Nur Heriawan
updated for today's economy) at Yahoo! Games. http://get.games.yahoo.com/proddesc?gamekey=monopolyherenow + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO

AI-GEOSTATS: 3( or more) point correlation coefficient

2007-08-14 Thread Elisabeth Meze-Hausken
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Re: AI-GEOSTATS: please help me

2007-08-13 Thread Monica Palaseanu-Lovejoy
by: [EMAIL PROTECTED] 08/12/2007 12:59 AM Please respond to azadeh sadeghian [EMAIL PROTECTED] To ai-geostats@jrc.it cc Subject AI-GEOSTATS: please help me dear list I am student M.S. statistics in department statistics . i am working in subject varigram cloud for thesis. please send for me

AI-GEOSTATS: please help me

2007-08-12 Thread azadeh sadeghian
dear list I am student M.S. statistics in department statistics . i am working in subject varigram cloud for thesis. please send for me article in title least squares fitting from the variogram cloud and many articles to area subject.i dont know how to fitt a model to a variogram and

AI-GEOSTATS: GLM, variography and Random Fields to analyse trampling effect on beach vegetation

2007-08-08 Thread David March Morlà
Esporles Islas Baleares - Spain Tel: +34 971 611 722 Fax: +34 971 611 761 Email: [EMAIL PROTECTED] + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe

AI-GEOSTATS: Space of uncertainty

2007-08-02 Thread Suzanne
Dear all I would like to know how to realize the space of uncertainty (local or spatial uncertainty) we are looking for in practice?! Is there any case in which both uncertainties are important? I really appreciate any help in advance Best regards Suzanne

Re: AI-GEOSTATS: Intrinsic Random Functions -- what it mean for lambda to annihilate a polynomial?

2007-07-21 Thread Isobel Clark
to annihilate those poor polynomials (what have they done wrong? ;-) ) Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe

Re: AI-GEOSTATS: Intrinsic Random Functions -- what it mean for lambda to annihilate a polynomial?

2007-07-21 Thread Isobel Clark
Olumide I recommend you work through our free tutorial on kriging with trend. It discusses Universal Kriging rather the IRF-K but I think it will answer your question better than I can do in a short email. Yes you can annihilate the trend by making the weighted average of the trend

AI-GEOSTATS: Intrinsic Random Functions -- what it mean for lambda to annihilate a polynomial?

2007-07-20 Thread Olumide
polynomials (what have they done wrong? ;-) ) Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list

AI-GEOSTATS: Defining path for SGS

2007-07-19 Thread sara sabri
Dear all In generating simulation, e.g. sequential Gaussian simulation the first step is to define a random path through all grid nodes as each point visited only once. My question is why it is said define if it is a random path??? I would appreciate you if let me know your opinion about that.

Re: AI-GEOSTATS: Defining path for SGS

2007-07-19 Thread Ashton Shortridge
://www.msu.edu/~ashton 235 Geography Building ph (517) 432-3561 Michigan State University fx (517) 432-1671 + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats

Re: AI-GEOSTATS: Universal Cokriging -- algebraic dependence between drifts

2007-07-13 Thread Isobel Clark
... dependent? And why. Ultimately, I'm trying to work out the cokriging equation for such a problem. Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body

AI-GEOSTATS: Universal Cokriging -- algebraic dependence between drifts

2007-07-12 Thread Olumide
, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please

Re: AI-GEOSTATS: Meaning of Intrinsic and Incremental wrt to (universal) Kriging

2007-06-29 Thread M.J. Abedini
for writing such a truly remarkable book (Geostatistics for Engineers and Earth Scientists). Your text left few stones unturned and answered most of the questions I had. I only wish you'd gone further. + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email

Re: AI-GEOSTATS: Kriging variance

2007-06-27 Thread Marache Antoine
-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and "unsubscribe ai-geostats" in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful responses to your

AI-GEOSTATS: Kriging variance

2007-06-26 Thread Marache Antoine
yours, Antoine Marache. -- Antoine MARACHE Maître de Conférences GHYMAC (CDGA) - Université Bordeaux 1 Av. des Facultés 33405 - Talence Cedex FRANCE Tél : +33 (0)5 40 00 88 27 Fax : +33 (0)5 40 00 31 13 Mél : [EMAIL PROTECTED] + + To post a message to the list, send it to ai-geostats@jrc.it

AI-GEOSTATS: Analyzing two non-coincident point datasets

2007-06-19 Thread Suzanne Richardson
Dear list, I want to analyze two non-coincident point datasets to test if they are spatially correlated. One dataset consists of the incidence of mange in dogs at UK veterinary surgeries (n = 1203, predominately in urban areas). The second dataset consists of the prevalence of mange in foxes

Re: AI-GEOSTATS: bivariate (cross) k-function vs k-function difference

2007-06-19 Thread José Manuel Blanco Moreno
América Latina y USA: http://latam.msn.com/empleos/ + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list

AI-GEOSTATS: bivariate (cross) k-function vs k-function difference

2007-06-17 Thread berto costa rica
recientes ofertas de trabajo en América Latina y USA: http://latam.msn.com/empleos/ + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe

Re: AI-GEOSTATS: The effect of raising and lowering the sill and the absence or presence of a nugget.

2007-06-07 Thread Edzer J. Pebesma
support and cooperation.. with all my respect to you Luis Arcia PDVSA + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests

Re: AI-GEOSTATS: The effect of raising and lowering the sill and the absence or presence of a nugget.

2007-06-07 Thread Adrián Martínez Vargas
Coloradas s/n Moa, Holguín Cuba CP 83329 -Original Message- From: LUIS ARCIA [EMAIL PROTECTED] To: ai-geostats@jrc.it Date: Wed, 6 Jun 2007 13:05:48 -0400 Subject: AI-GEOSTATS: The effect of raising and lowering the sill and the absence or presence of a nugget. Dear list: I have some doubt

AI-GEOSTATS: spatial statistics in remote sensing

2007-06-06 Thread shoujingy
Dear lists: I am interested in the application of spatial statistics in remote sensing. But I find that researches in this field are few. I have the book spatial statistics in remote sensing which is simple in some degree and not deep. So, can someone be kind enough to recommand some resources

AI-GEOSTATS: The effect of raising and lowering the sill and the absence or presence of a nugget.

2007-06-06 Thread LUIS ARCIA
) and adding a nugget (as above)?I'll apreciate all your support and cooperation..with all my respect to you Luis ArciaPDVSA+ + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and "unsubscribe ai-geostats" in the messag

RE: AI-GEOSTATS: Block model differences

2007-06-03 Thread Bill Northrop
this. Another thought is that your second model could have been less anisotropic than your first (ie more elliptical search radius) and therefore more measured estimates were created. Hope this helps. I am not sure whether my first communication came through, so I am resending this with cc AI-geostats

Re: AI-GEOSTATS: upscaling methods

2007-06-01 Thread Syed Shibli
it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful responses to your

Re: AI-GEOSTATS: nugget effect plus linear model Gslib

2007-05-29 Thread Adrián Martínez Vargas
, then it is preferable to use IRF-K approach. Dr. Adrian Martínez Vargas Departamento de Geología ISMM, Las Coloradas s/n Moa, Holguín Cuba CP 83329 -Original Message- From: sebastiano trevisani [EMAIL PROTECTED] To: ai-geostats@jrc.it Date: Mon, 28 May 2007 13:04:01 +0200 Subject: AI-GEOSTATS: nugget

Re: AI-GEOSTATS: nugget effect plus linear model Gslib

2007-05-29 Thread sebastiano trevisani
[EMAIL PROTECTED] To: ai-geostats@jrc.it Date: Mon, 28 May 2007 13:04:01 +0200 Subject: AI-GEOSTATS: nugget effect plus linear model Gslib Dear list member I was working with gslib library and I had some troubles in trying to interpolate with a linear variogram (well, a power model

Re: AI-GEOSTATS: nugget effect plus linear model Gslib

2007-05-29 Thread Syed Shibli
A fractal model with exponent 1 reverts to just a linear interpolation. No need for fancy kriging unless you want to derive the kriging variance. Syed + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject

Re: AI-GEOSTATS: nugget effect plus linear model Gslib

2007-05-29 Thread sebastiano trevisani
interpolation. No need for fancy kriging unless you want to derive the kriging variance. Syed + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe

AI-GEOSTATS: nugget effect plus linear model Gslib

2007-05-28 Thread sebastiano trevisani
I'm wondering If anyone has experienced something similar. Then, I have another question: have you any idea in which I can change gslib code in order to perform factorial kriging? Sebastiano T. + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email

Re: Rm: AI-GEOSTATS: Geostatisitc Project

2007-05-26 Thread Adrián Martínez Vargas
Coloradas s/n Moa, Holguín Cuba CP 83329 -Original Message- From: LUIS ARCIA [EMAIL PROTECTED] To: ai-geostats@jrc.it Cc: LUIS GUAIQUIRIAN [EMAIL PROTECTED] Date: Wed, 23 May 2007 13:35:20 -0400 Subject: Rm: AI-GEOSTATS: Geostatisitc Project Good Afternoon, Thanks for the answer

Re: AI-GEOSTATS: difference between correlogram and variogram models

2007-05-25 Thread Paul Hiemstra
:+31302531145 http://intamap.geo.uu.nl/~paul + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service

AI-GEOSTATS: Block model differences

2007-05-24 Thread Abani R Samal
Dear List, I received a block model which used a correlogram model to krig. The ore-body strikes approx. N35E, dips approx. 35 degrees in NW direction. I modeled the variograms and found the followings: 1: My directions of anisotroy are along the inclined ore-body (the earlier correlograms

AI-GEOSTATS: difference between correlogram and variogram models

2007-05-24 Thread Abani R Samal
Can any one in the list help me explain the drawbacks of using correlogram for kriging? In other words, what are the advantages of using variogram models instead of correlogram models? why people don't use correlogram models more (as compared to variogram models)? Regards, Abani R Samal

AI-GEOSTATS: the importance of additiveness

2007-05-23 Thread M. Nur Heriawan
search your favorite travel sites to find flight and hotel bargains. http://farechase.yahoo.com/promo-generic-14795097 + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body

Re: AI-GEOSTATS: bottom types interpolation

2007-05-23 Thread sebastiano trevisani
and to estimate the area covered by each type of bottom/community. Thanks in advance Beatriz Beatriz Yannicelli + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND

Re: AI-GEOSTATS: bottom types interpolation

2007-05-23 Thread Dan Cornford
| + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post

AI-GEOSTATS: trend and direction of continuity

2007-05-23 Thread LUIS ARCIA
Good Morning I´m interesting in knowing some answer about geostatistic that maybe you can help me. I´m working for PDVSA (Venezuela) and my questions are: 1. Under what conditions are the mean, mode, and the median the same? 2. What is the difference between a trend and a direction

Re: AI-GEOSTATS: trend and direction of continuity

2007-05-23 Thread Edzer J. Pebesma
at a given separation distance are most similar. hth, -- Edzer + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list

Re: AI-GEOSTATS: Geo

2007-05-23 Thread LUIS ARCIA
Reservoir Engineer Carito Field, Venezuela PDVSA LUIS ARCIA/ARCIAL/EP/PDVSA 05/23/2007 07:02 AM Para ai-geostats@jrc.it cc Asunto AI-GEOSTATS: trend and direction of continuity Good Morning I´m interesting in knowing some answer about geostatistic that maybe you can help me. I´m working

Rm: AI-GEOSTATS: Geostatisitc Project

2007-05-23 Thread LUIS ARCIA
Reservoir Engineer Carito Field, Venezuela PDVSA LUIS ARCIA/ARCIAL/EP/PDVSA 05/23/2007 07:02 AM Para ai-geostats@jrc.it cc Asunto AI-GEOSTATS: trend and direction of continuity Good Morning I´m interesting in knowing some answer about geostatistic that maybe you can help me. I´m working

AI-GEOSTATS: FW: cosim files

2007-05-22 Thread Gregoire Dubois
: RE: cosim files Date: Mon, 21 May 2007 18:25:59 +0200 Dear Mr Moukana, Did you try contacting the author, Greg Ruskauff (I think his email address is [EMAIL PROTECTED]). Alternatively, you could search on the ai-geostats forum ( http://www.ai-geostats.org/index.php?id=forum ) for more help

AI-GEOSTATS: bottom types interpolation

2007-05-22 Thread Beatriz Yannicelli De Olivera Bueno
it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful responses to your

RE: AI-GEOSTATS: bottom types interpolation

2007-05-22 Thread bob sandefur
and any attachments from your system. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Beatriz Yannicelli De Olivera Bueno Sent: Tuesday, May 22, 2007 15:15 To: ai-geostats@jrc.it Subject: AI-GEOSTATS: bottom types interpolation Dear list: I have to map

Re: AI-GEOSTATS: What does Drift mean?

2007-05-14 Thread M.J. Abedini
May 2007, Olumide wrote: Hello - I'm still new to geostatistics, and I've come across the term, drift a few times, but I don't really understand what it means. Can someone offer a simple explanation? Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it

AI-GEOSTATS: Re: What does Drift mean?

2007-05-14 Thread Isobel Clark
Olumide [EMAIL PROTECTED] wrote: Hello - I'm still new to geostatistics, and I've come across the term, drift a few times, but I don't really understand what it means. Can someone offer a simple explanation? Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it

AI-GEOSTATS: What does Drift mean?

2007-05-13 Thread Olumide
Hello - I'm still new to geostatistics, and I've come across the term, drift a few times, but I don't really understand what it means. Can someone offer a simple explanation? Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email

Re: AI-GEOSTATS: ANOVA with spatial autocorrelation 2

2007-05-12 Thread Roger Bivand
, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful responses

AI-GEOSTATS: ANOVA with spatial autocorrelation 2

2007-05-11 Thread Tomas Hlasny
+ + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post

Re: AI-GEOSTATS: Nonstationary Random Function

2007-05-10 Thread M.J. Abedini
(x',x')-2*R(x,x')+[m(x)-m(x')]^2 Am I missing something from this mathematical manipulation? Thanks Abedini + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND

AI-GEOSTATS: anova with spatial autocorrelation in data

2007-05-09 Thread Tomas Hlasny
Research Institute Department of Ecology and Biodiversity of Forest Ecosystems T. G. Masaryka 22 960 92 Zvolen phone: +421/45/532 03 16 fax: +421/45/531 41 92 NARODNE LESNICKE CENTRUM http://www.nlcsk.org + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send

Re: AI-GEOSTATS: anova with spatial autocorrelation in data

2007-05-09 Thread José Manuel Blanco Moreno
Sciences Bldg. Edmonton, Alberta, Canada T6G 2E9 --- Phone: (1) 780 492 3289 Fax: (1) 780 492 9457 + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats

Re: AI-GEOSTATS: Nonstationary Random Function

2007-05-07 Thread Gerald van den Boogaart
,x') In a number of textbook, relation between covariance and variogram is written as: 2*\gamma(x,x')=R(x,x)+R(x',x')-2*R(x,x')+[m(x)-m(x')]^2 Am I missing something from this mathematical manipulation? Thanks Abedini + + To post a message to the list, send it to ai-geostats@jrc.it

Re: AI-GEOSTATS: sill, range and variogram type

2007-05-07 Thread Gerald van den Boogaart
-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful responses to your questions

Re: AI-GEOSTATS: sill, range and variogram type

2007-05-07 Thread Edzer J. Pebesma
, J. C. H. Van Eijkeren and A. W. Heemink + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general

AI-GEOSTATS: Re: ore grade and reserve estimation

2007-04-26 Thread Isobel Clark
http://mail.yahoo.com + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users

AI-GEOSTATS: ore grade and reserve estimation

2007-04-25 Thread M. Nur Heriawan
/tansa __ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject

AI-GEOSTATS: checking for bivariate normality

2007-04-23 Thread Eduardo
Dear list, I´d like to know if someone could indicate me a reference about a specific check for bivariate normality... According that test, if the ratio between the madogram and the squared root of the variogram be approximately equal to 0.564, I can consider that distribution as bivariante

AI-GEOSTATS: ICA for less common data

2007-04-17 Thread Monica Palaseanu-Lovejoy
Hi everyone, I am not sure this is the appropriate list I should put this question to, but I hope you will re-direct me to the most appropriate one if necessary. I am doing an independent component analysis on a dataset that represents different metrics for patchreefs such as depth, area,

AI-GEOSTATS: Dumping Lagrange Multiplier/weight data from software

2007-04-10 Thread Mark Dowdall
time I have tried to get this information out from the software. Yours mark + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe

AI-GEOSTATS: positive-definiteness needed for kriging

2007-04-09 Thread Marc Serre
- Original Message - From: Roderik Lindenbergh [EMAIL PROTECTED] To: ai-geostats@jrc.it Sent: Friday, April 06, 2007 3:16 PM Subject: Re: AI-GEOSTATS: Kriging a non-planar surface lacking natural parametization Dear list, my intuition is that as long as you define a valid notion of distance

Re: AI-GEOSTATS: positive-definiteness needed for kriging

2007-04-09 Thread Nicholas N Nagle
: Mon, 9 Apr 2007 08:59:34 -0400 From: Marc Serre [EMAIL PROTECTED] Subject: AI-GEOSTATS: positive-definiteness needed for kriging To: ai-geostats@jrc.it Dear list : Following the intuition of Roderik Lindenbergh, I would actually like to ask as question to the whole list whether

Re: AI-GEOSTATS: Kriging a non-planar surface lacking natural parametization e.g. meteorite

2007-04-04 Thread Gerald van den Boogaart
to the subject and to the forum.) Are there any methods for kriging non-planar surfaces that have no natural parametrization e.g. a meteorite. Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject

Re: AI-GEOSTATS: Kriging a non-planar surface lacking natural parametization e.g. meteorite

2007-04-03 Thread sebastiano trevisani
wrote: Hello - (I'm relatively new to the subject and to the forum.) Are there any methods for kriging non-planar surfaces that have no natural parametrization e.g. a meteorite. Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email

Re: AI-GEOSTATS: Kriging a non-planar surface lacking natural parametization

2007-04-03 Thread Peter Bossew
it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful responses to your

Re: AI-GEOSTATS: Kriging a non-planar surface lacking natural parametization e.g. meteorite

2007-04-03 Thread Edzer J. Pebesma
- (I'm relatively new to the subject and to the forum.) Are there any methods for kriging non-planar surfaces that have no natural parametrization e.g. a meteorite. Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo

Re: AI-GEOSTATS: Kriging a non-planar surface lacking natural parametization

2007-04-03 Thread sebastiano trevisani
Fax. +39 0332 78 5466 Email: [EMAIL PROTECTED] WWW: http://rem.jrc.cec.eu.int The views expressed are purely those of the writer and may not in any circumstances be regarded as stating an official position of the European Commission. + + To post a message to the list, send it to ai-geostats

Re: AI-GEOSTATS: Kriging a non-planar surface lacking natural parametization

2007-04-03 Thread Peter Bossew
that have no natural parametrization e.g. a meteorite. Thanks, - Olumide + + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe

AI-GEOSTATS: Kriging a non-planar surface lacking natural parametization e.g. meteorite

2007-04-02 Thread Olumide
Hello - (I'm relatively new to the subject and to the forum.) Are there any methods for kriging non-planar surfaces that have no natural parametrization e.g. a meteorite. Thanks, - Olumide + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email

Re: AI-GEOSTATS: multi-point geostatistics

2007-03-19 Thread sebastiano trevisani
an official position of the European Commission. + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list

AI-GEOSTATS: multi-point geostatistics

2007-03-16 Thread Peter Bossew
position of the European Commission. + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service

Re: AI-GEOSTATS: multi-point geostatistics

2007-03-16 Thread Paul Hiemstra
as stating an official position of the European Commission. + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests

AI-GEOSTATS: Re: Sichel's t estimator

2007-03-13 Thread Isobel Clark
Peter Sorry, that couple of days turned into five weeks! I have put the addenda to the lognormal paper up as images at: http://www.kriging.com/publications/SAIMM_87_addenda.htm The one you are interested in is probably Addendum 2, with Sichel's maximum likelihood theory.

AI-GEOSTATS: Dealing with nested spatial structures

2007-03-09 Thread Gregoire Dubois
Dear geostats aficionados, Should you have a rainy week-end ahead, here are a few questions that may keep you (shortly) away from the TV. We all know that because variogram models have to be positive definite, the number of options to fit complex spatial structures is relatively limited What is

AI-GEOSTATS: Pluto

2007-03-02 Thread tom andrews
Dear Masters I have rewritten a bit KV http://arxiv.org/abs/cs.NA/0609079 Pax Romana tom - We won't tell. Get more on shows you hate to love (and love to hate): Yahoo! TV's Guilty Pleasures list.

AI-GEOSTATS: tests for semivariogram comparison

2007-03-02 Thread Ashton Shortridge
ph (517) 432-3561 Michigan State University fx (517) 432-1671 Geography Has moved! Map: http://www.rsgis.msu.edu/images/parking-map.gif + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject

AI-GEOSTATS: WinVAM: Variogram auto modeling Software

2007-02-28 Thread Behrang Kushavand
a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any

AI-GEOSTATS: Sabbatical leave

2007-02-26 Thread M.J. Abedini
it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful responses to your

Re: AI-GEOSTATS: war-related pollution

2007-02-26 Thread Peter Bossew
Commission. + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please

AI-GEOSTATS: Getis-Ord Gi* statistic

2007-02-26 Thread Gabriele Nicolò
Dear all, I am a novice in spatial statistics, therefore I apologize for my trivial question. I have a shape file of points irregularly spaced concerning the velocity of ground movements. I am interested in detecting positive or negative velocity clusters. I read that the Getis-Ord Gi*

AI-GEOSTATS: Getis-Ord Gi* statistic

2007-02-26 Thread Gabriele Nicolò
it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general service to list users, please remember to post a summary of any useful responses to your

AI-GEOSTATS: war-related pollution

2007-02-24 Thread Maarten De Boever
of Bioscience Engineering Ghent University Coupure 653, 9000 Gent, Belgium Tel. + 32 (0)9 264 6042 Fax + 32 (0)9 264 6247 e-mail : [EMAIL PROTECTED] http://www.soilman.ugent.be/orbit + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it

Re: AI-GEOSTATS: war-related pollution

2007-02-24 Thread M.G. Mudrey, Jr.
!--[if !supportLists]--2)A copper and lead pollution (caused by Shrapnel shells used during the war??) without the presence of any other heavy metal pollution (for example zinc) which indicates that the pollution is probably not industrial related.!--[endif]-- Brass consists of copper

AI-GEOSTATS: gslib source code?

2007-02-21 Thread Samuel Verstraete
- Block B 9000 Ghent - Belgium Telephone +32(0)9 264.60.42 Fax +32(0)9 264.62.47 E-mail [EMAIL PROTECTED] http://soilman.ugent.be/orbit + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats

Re: AI-GEOSTATS: gslib source code?

2007-02-21 Thread Gregoire Dubois
- Block B 9000 Ghent - Belgium Telephone +32(0)9 264.60.42 Fax +32(0)9 264.62.47 E-mail [EMAIL PROTECTED] http://soilman.ugent.be/orbit + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats

RE: AI-GEOSTATS: gslib source code?

2007-02-21 Thread Pierre Goovaerts
To: ai-geostats@jrc.it Subject: AI-GEOSTATS: gslib source code? Hi, Today i was looking for the source code of gslib and it seems to have vanished from the stanford website. AFAIK it used to be available on this url: http://pangea.stanford.edu/ERE/research/scrf/GSLIB/index.html Now all i can find

AI-GEOSTATS: Validation of Joint Multi-Variate Simulation

2007-02-21 Thread Badenhorst, Colin
Hi List, I have generated several tens of realisations (in Gaussian space using a Normals Scores transform) of 5 variables using joint multivariate collocated sequential gaussian simulation. I am able to validate this simulation by comparing the input data (drillhole composites) to the output

AI-GEOSTATS: RE: spatial weights

2007-02-20 Thread Isobel Clark
: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Bill Thayer Sent: Saturday, 17 February 2007 7:29 AM To: ai-geostats@jrc.it Subject: AI-GEOSTATS: spatial weights In Isaaks and Srivastava’s Applied Geostatistics (1989), the use of ‘de-clustering’ weights are described as a method

RE: AI-GEOSTATS: spatial weights

2007-02-19 Thread Digby Millikan
:29 AM To: ai-geostats@jrc.it Subject: AI-GEOSTATS: spatial weights In Isaaks and Srivastava's Applied Geostatistics (1989), the use of 'de-clustering' weights are described as a method for computing estimates of the mean and variance with data that are clustered geographically. I would

AI-GEOSTATS: SGeMS free workshop

2007-02-16 Thread Alexandre Boucher
short course, but a hands-on workshop on how to use the software. Anyone from consulting, industry or academia with some experience with geostatistics is welcome to apply. See you in Austin. Alex Boucher PhD Candidate, Stanford University + + To post a message to the list, send it to ai-geostats

AI-GEOSTATS: spatial weights

2007-02-16 Thread Bill Thayer
In Isaaks and Srivastava's Applied Geostatistics (1989), the use of 'de-clustering' weights are described as a method for computing estimates of the mean and variance with data that are clustered geographically. I would appreciate feedback regarding the theoretical basis for using spatial

RE: AI-GEOSTATS: Statistical analysis to verify BLOCK MODEL

2007-02-15 Thread Badenhorst, Colin
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Abani R Samal Sent: Saturday, 20 January 2007 2:19 AM To: ai-geostats@jrc.it Subject: AI-GEOSTATS: Statistical analysis to verify BLOCK MODEL I have few questions about statistical analysis to verify how close is my estimates (BLOCK

AI-GEOSTATS: RE: Clarification required

2007-02-12 Thread Pierre Goovaerts
-2201 http://home.comcast.net/~goovaerts/ + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list + As a general

RE: AI-GEOSTATS: Rank-order geostats

2007-02-12 Thread Pierre Goovaerts
http://home.comcast.net/~goovaerts/ From: [EMAIL PROTECTED] on behalf of Mark Dowdall Sent: Mon 2/12/2007 5:13 AM To: ai-geostats@jrc.it Subject: AI-GEOSTATS: Rank-order geostats Hello I have a VERY skewed data set that fails tests for normality and log

AI-GEOSTATS: kriging and patchiness index

2007-02-08 Thread L.
internautes sur Yahoo! Questions/Réponses http://fr.answers.yahoo.com + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it with no subject and unsubscribe ai-geostats in the message body. DO NOT SEND Subscribe/Unsubscribe requests to the list

Re: AI-GEOSTATS: Sichel's t estimator

2007-01-30 Thread Isobel Clark
) ArGEnCo Dpt GEMME - Georesources Mineral Imaging Sart Tilman B52 4000 Liège (Belgium) Tél. : +32-4-3669528Fax.: +32-4-3669520 http://www.mica.ulg.ac.be + + To post a message to the list, send it to ai-geostats@jrc.it + To unsubscribe, send email to majordomo@ jrc.it

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