search for: kss

Displaying 20 results from an estimated 66 matches for "kss".

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2003 Mar 07
5
Moving average
Hi, Does anyone know if R has the functionality to calculate a simple moving average. I cant seem to find it in the help menu. thanks, Wayne Dr Wayne R. Jones Statistician / Research Analyst KSS Group plc St James''s Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd A division of Knowledge Support Systems Group plc Seventh Floor St James''s Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Nu...
2003 Nov 19
2
Correction for first order autocorrelation in OLS residuals
Hi there fellow R-users, Can anyone tell me if there exits an R package that deals with serial correlation in the residuals of an lm model. Perhaps, using the Cochrane Orcutt or Praise Wilson methods? Thanks, Wayne Dr Wayne R. Jones Senior Statistician / Research Analyst KSS Limited St James's Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236 6...
2003 Mar 28
4
Testing for randomness
Dear all, Is there a test in R for the randomness of a sequence of observations (e.g. to test the random number generator)? Specifically I am looking for autocorrelations which are not necessarily linear in nature, which the acf function does not seem to be flexible enough to detect as it tests for linear autocorrelation. Thanks in advance, Paul.
2003 Sep 04
3
: RODBC column length>255
...field lengths greater than 255. The data.frame that I recieve back from the RODBC query only contains the first 255 characters (the rest having been truncated). Any help on how to solve this problem would be greatly appreciated. Reagrds Wayne Dr Wayne R. Jones Statistician / Research Analyst KSS Group plc St James's Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236...
2004 Mar 24
0
Job Vacancy
www.kssg.com a pricing consulatancy based in Manchester (UK) are seeking an experienced statistical analyst. Candidates must be eligible to work in the EU. If you are interested please send an updated CV to jonesw@kssg.com . Company Overview KSS is a leading provider of pricing and revenue management s...
2003 Apr 03
1
Na handing with time series objects
...All, Does anyone out there know a way to decompose time series objects with missing values. A simple "na.omit" will not work since it does not preserve the time differences between succesive observations. Thanks in advance, Wayne Dr Wayne R. Jones Statistician / Research Analyst KSS Group plc St James''s Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd A division of Knowledge Support Systems Group plc Seventh Floor St James''s Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Nu...
2003 Apr 09
2
Building function libraries
HI there, Does anyone how I can build my own library of R functions? Regards, Wayne Dr Wayne R. Jones Statistician / Research Analyst KSS Group plc St James's Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd A division of Knowledge Support Systems Group plc Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 28008...
2004 Feb 12
1
Almost Ideal Demand System
Hi there fellow R users, Has anyone got an R example of applying an Ideal demand system, possibly using the library systemfit?? Thanks Wayne Dr Wayne R. Jones Senior Statistician / Research Analyst KSS Limited St James's Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236 6...
2004 Apr 02
1
GARCH
Hi there fellow R-Users, Can anyone recommend a good book on the theory and practice of applying GARCH models. Also, does any one know of any R related subject material in addition to library(tseries). Regards Wayne Dr Wayne R. Jones Senior Statistician / Research Analyst KSS Limited St James's Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236 6...
2003 Apr 17
2
Testing for Stationarity of time series
Hi there, Does anyone know if R has a function for testing whether a time series is stationary?? Thanks in advance, Wayne Dr Wayne R. Jones Statistician / Research Analyst KSS Group plc St James's Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd A division of Knowledge Support Systems Group plc Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 28008...
2003 Mar 27
2
Na action with Lowess smoothing
Hi there, I cant seem to find a way for the lowess smoothing function to handle "NA" values. Can anyone help?? Regards, Wayne Dr Wayne R. Jones Statistician / Research Analyst KSS Group plc St James''s Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd A division of Knowledge Support Systems Group plc Seventh Floor St James''s Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Nu...
2003 Sep 02
2
FW: Creating a Package with Windows XP.
...checking if this is a source package ... ERROR > Only *source* packages can be checked. > > > What am I doing wrong?? > Any help would be much appreciated, > > Regards, > > Wayne > > > > > Dr Wayne R. Jones > Statistician / Research Analyst > KSS Group plc > St James's Buildings > 79 Oxford Street > Manchester M1 6SS > Tel: +44(0)161 609 4084 > Mob: +44(0)7810 523 713 > > KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0...
2004 Jun 09
3
market-basket analysis in R
Hi there fellow R-users, Does anyone know if there exists a package for associated rules data mining (market basket analysis) in R. I have tried searching CRAN but with no luck. Regards Wayne KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236 6305 mailto:kssg@kssg.com http://www.kssg.com The information in this Internet email is confidential and m...{{dropped}}
2003 Jul 16
5
Sorting a data frame
...to sort a dataframe? I.e. Sort alphabetically column 1 ( which has some reocurring elements) then sort alphabetically column2 but keeping the order of column 1 constant; much the same way that the sort function works in Excel. Regards, Wayne Dr Wayne R. Jones Statistician / Research Analyst KSS Group plc St James's Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236...
2004 Jul 19
5
converting character strings to eval
...tr<-"lm(y~x)" I want to evaluate the "str" command. I have tried eval(as.expression(str)) But it doesn't seem to work. I am aware of the call command, but for reasons I won't go into I would prefer not to use it. Any help would be great. Regards, Wayne KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236 6305 mailto:kssg@kssg.com http://www.kssg.com The information in this Internet email is confidential and m...{{dropped}}
2004 Oct 04
7
Strange Matrix Multiplication Behaviour
...orm i386-pc-mingw32 arch i386 os mingw32 system i386, mingw32 status major 1 minor 9.1 year 2004 month 06 day 21 language R Regards Wayne Jones KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236 6305 mailto:kssg@kssg.com http://www.kssg.com The information in this Internet email is confidential and m...{{dropped}}
2007 May 04
5
Something wierd with .save method
...>"create", "controller"=>"issues", "issue"=>{"project_id"=>"1", "description"=>"desc", "solution"=>"desc", "owner"=>"qqqq"}, "isselected"=>{"KSS2"=>"2", "KSS"=>"1"}} saving .... #<Issue:0x690a58c> [4;35;1mSQL (0.000000) [0m [0mBEGIN [0m [4;36;1mSQL (0.000000) [0m [0;1mINSERT INTO issues (`project_id`, `mod_id`, `number`, `date`, `description`, `solution`, `owner`, `state`) VALUES(1,...
2003 Sep 02
0
: Creating a Package with Windows XP.
...checking if this is a source package ... ERROR > Only *source* packages can be checked. > > > What am I doing wrong?? > Any help would be much appreciated, > > Regards, > > Wayne > > > > > Dr Wayne R. Jones > Statistician / Research Analyst > KSS Group plc > St James's Buildings > 79 Oxford Street > Manchester M1 6SS > Tel: +44(0)161 609 4084 > Mob: +44(0)7810 523 713 > > KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0...
2003 Nov 21
0
gls with serial correlation
...library(ts) acf(arima(as.ts(y),xreg=x,order=c(1,0,0))$residuals) # fit a time series model and observe the residuals I must be doing something wrong. Am I using the correct correlation structure (corAr1). Thanks in advance, Wayne Dr Wayne R. Jones Senior Statistician / Research Analyst KSS Limited St James's Buildings 79 Oxford Street Manchester M1 6SS Tel: +44(0)161 609 4084 Mob: +44(0)7810 523 713 KSS Ltd Seventh Floor St James's Buildings 79 Oxford Street Manchester M1 6SS England Company Registration Number 2800886 Tel: +44 (0) 161 228 0040 Fax: +44 (0) 161 236 6...
2004 Apr 02
0
FW: GARCH
...pters. > > Also, does any one know of any R related subject material in > addition to > library(tseries). well, packages/functions for ML-estimation. HTH, Bernhard > > Regards > > Wayne > > Dr Wayne R. Jones > Senior Statistician / Research Analyst > KSS Limited > St James's Buildings > 79 Oxford Street > Manchester M1 6SS > Tel: +44(0)161 609 4084 > Mob: +44(0)7810 523 713 > > > > > KSS Ltd > Seventh Floor St James's Buildings 79 Oxford Street > Manchester M1 6SS England > Company Registrati...