search for: trickysolutions

Displaying 7 results from an estimated 7 matches for "trickysolutions".

can't find and install reshape2??
2010 Oct 04
3
can't find and install reshape2??
...Does anyone have any ideas what could be going on? Chris Howden Founding Partner Tricky Solutions Tricky Solutions 4 Tricky Problems Evidence Based Strategic Development, IP development, Data Analysis, Modelling, and Training (mobile) 0410 689 945 (fax / office) (+618) 8952 7878 chris@trickysolutions.com.au [[alternative HTML version deleted]]
merging and working with BIG data sets. Is sqldf the best way??
2010 Oct 12
2
merging and working with BIG data sets. Is sqldf the best way??
...do the modelling) Thanks for any ideas at all!! Chris Howden Founding Partner Tricky Solutions Tricky Solutions 4 Tricky Problems Evidence Based Strategic Development, IP development, Data Analysis, Modelling, and Training (mobile) 0410 689 945 (fax / office) (+618) 8952 7878 chris@trickysolutions.com.au [[alternative HTML version deleted]]
how to replace NA with a specific score that is dependant on another indicator variable
2010 Sep 01
8
how to replace NA with a specific score that is dependant on another indicator variable
...deas would be very much appreciated!!!!! thankyou Chris Howden Founding Partner Tricky Solutions Tricky Solutions 4 Tricky Problems Evidence Based Strategic Development, IP development, Data Analysis, Modelling, and Training (mobile) 0410 689 945 (fax / office) (+618) 8952 7878 chris@trickysolutions.com.au [[alternative HTML version deleted]]
is there a way to update both packages if they occur in 2 libraries?
2010 Oct 20
1
is there a way to update both packages if they occur in 2 libraries?
...reign package will load > library(foreign) Chris Howden Founding Partner Tricky Solutions Tricky Solutions 4 Tricky Problems Evidence Based Strategic Development, IP development, Data Analysis, Modelling, and Training (mobile) 0410 689 945 (fax / office) (+618) 8952 7878 chris@trickysolutions.com.au [[alternative HTML version deleted]]
anova or liklihood ratio test from biglm output
2011 Nov 03
0
anova or liklihood ratio test from biglm output
...to confirm it)? Or has any better suggestions, ideas or comments? Thankyou Chris Howden B.Sc. (Hons) GStat. Founding Partner Evidence Based Strategic Development, IP Commercialisation and Innovation, Data Analysis, Modelling and Training (mobile) 0410 689 945 (fax) +612 4782 9023 chris@trickysolutions.com.au [[alternative HTML version deleted]]
Memory issues
2011 Jan 16
1
Memory issues
Hi, I have read several threads about memory issues in R and I can't seem to find a solution to my problem. I am running a sort of LASSO regression on several subsets of a big dataset. For some subsets it works well, and for some bigger subsets it does not work, with errors of type "cannot allocate vector of size 1.6Gb". The error occurs at this line of the code: example <-
nomianl response model
2010 Oct 15
0
nomianl response model
...ianz, please forward a copy of this email to unsubscribe at allianz.com.au with the word unsubscribe in the subject header. ------------------------------ Message: 117 Date: Wed, 13 Oct 2010 19:31:52 -0400 From: Gabor Grothendieck <ggrothendieck at gmail.com> To: Chris Howden <chris at trickysolutions.com.au> Cc: r-help at r-project.org Subject: Re: [R] merging and working with BIG data sets. Is sqldf the best way?? Message-ID: <AANLkTi=gE-AYOwGjfQOQPvwvN+SLAr+4AJQKz9dNxP01 at mail.gmail.com> Content-Type: text/plain; charset=windows-1252 On Tue, Oct 12, 2010 at 2:39 AM, Chris Howden...