search for: preisetanz

...unction that can perform a tree analysis, similar to CHAID or QUEST. The key point is that in this case the variables are not binary but nominal (10 different values), so "tree" (from the tree package) won't work. Does anybody know help? Sincerely, ___________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Roßhaupter-Str. 32 81369 München fon: +49 (0) 89 742 17-113 fax: +49 (0) 89 742 17-150 mailto:markus.preisetanz@clientvela.com <mailto:markus.preisetanz@clientvela.com> Diese E-Mail enthält vertrauliche und/oder rechtlich gesc...

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Dear Colleagues, does anybody know how to aggregate a data.frame using different functions for different columns? Sincerely ___________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Roßhaupter-Str. 32 81369 München fon: +49 (0) 89 742 17-113 fax: +49 (0) 89 742 17-150 mailto:markus.preisetanz@clientvela.com <mailto:markus.preisetanz@clientvela.com> Diese E-Mail enthält vertrauliche und/oder rechtlich gesc...

...ata.frame directly) and pam (entering the data.frame directly). What I actually do not want to do is generate a random sample from the data. The machine I run R on is a Windows 2000 Server (Pentium 4) with 2 GB of RAM. Does anybody know what to do? Sincerely ___________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Roßhaupter-Str. 32 81369 München fon: +49 (0) 89 742 17-113 fax: +49 (0) 89 742 17-150 mailto:markus.preisetanz@clientvela.com <mailto:markus.preisetanz@clientvela.com> Diese E-Mail enthält vertrauliche und/oder rechtlich gesc...

...ion as color, if possible without having to convert the whole thing to an appropiate matrix for image() manually. Can e.g. scatterplot3d do something like this? There's a function xyz.convert, but I couldn't find the way to use it properly. Sincerly, ___________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Roßhaupter-Str. 32 81369 München fon: +49 (0) 89 742 17-113 fax: +49 (0) 89 742 17-150 mailto:markus.preisetanz@clientvela.com <mailto:markus.preisetanz@clientvela.com> Diese E-Mail enthält vertrauliche und/oder rechtlich gesc...

...ot;Clus1" "Clus2" "Clus3" "Clus4" "Clus5" "Clus6" "Clus7" The entries in the cells of the matrix are numeric. All I get are axises with decimal numbers ranging from 0 to 1. Thank you, sincerely ___________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Roßhaupter-Str. 32 81369 München fon: +49 (0) 89 742 17-113 fax: +49 (0) 89 742 17-150 mailto:markus.preisetanz@clientvela.com <mailto:markus.preisetanz@clientvela.com> Diese E-Mail enthält vertrauliche und/oder rechtlich gesc...

...mn are unique * and: the values are inevitably forced to character data with e.g. " 'rn_' + CAST(xy AS NVARCHAR) " It works with sqlFetch but I would have to define a view for every query. Does anybody know help? SQL-Server: MS SQL 2000 ___________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Roßhaupter-Str. 32 81369 München fon: +49 (0) 89 742 17-113 fax: +49 (0) 89 742 17-150 mailto:markus.preisetanz@clientvela.com <mailto:markus.preisetanz@clientvela.com> Diese E-Mail enthält vertrauliche und/oder rechtlich gesc...

...al case the item labels are built like this: <itemtype>_<itemvalue> e.g. "Artikelgruppe_E0815" what I want to do is only show rules where "Artikelgruppe" is contained in the rhs - has anybody an idea how this could work? Sincerely ___________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Roßhaupter-Str. 32 81369 München fon: +49 (0) 89 742 17-113 fax: +49 (0) 89 742 17-150 mailto:markus.preisetanz@clientvela.com <mailto:markus.preisetanz@clientvela.com> Diese E-Mail enthält vertrauliche und/oder rechtlich gesc...

Dear Collegues, does anybody know how I can place a legend at a sensible position in a star diagram automatically? The legend should tell the name of the variable (from colnames) for every color used. Sincerely, Markus ___________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Roßhaupter-Str. 32 81369 München fon: +49 (0) 89 742 17-113 fax: +49 (0) 89 742 17-150 mailto:markus.preisetanz@clientvela.com <mailto:markus.preisetanz@clientvela.com> Diese E-Mail enthält vertrauliche und/oder rechtlich gesc...

Hi group, My case has N physicians with each seeing M patients. One physician could have seen a group of patients, or, a patient could have been seen by multiple number of physicians. In order words, there are overlaps. Now, I have the following NxM matrix Patient#1 Patient#2 Patient#3 ....... Patient#m Physician#1 1 0 1 ....... 0 Physician#2

...arules I couldn't find any definition of the image-function (especially no image.R-file.) What I want to do is drawing an image of itemsets as produced by eclat, with blue colors and the item labels at the x-axe. Does anybody know help? Thank You, Markus ____________________________ Markus Preisetanz Consultant Client Vela GmbH Albert-Ro?haupter-Str. 32 81369 M?nchen fon: +49 (89) 74217-113 main: +49 (89) 74217-150 fax: +49 (89) 74217-250 markus.preisetanz at clientvela.com <mailto:markus.preisetanz at clientvela.com> http://www.clientvela.com <http://www.clientvela.com/> Diese...