Re: [R] Creating zoo object on monthly time series

2008-06-01 Thread Gabor Grothendieck
On Sun, Jun 1, 2008 at 8:47 AM, Gabor Grothendieck [EMAIL PROTECTED] wrote: On Sun, Jun 1, 2008 at 8:35 AM, Megh Dal [EMAIL PROTECTED] wrote: Hi all, I have following monthly time series : head(data1) V1 V2 V3 1 Nov-80 NA 1007.44 2 Dec-80 NA 982.05 3 Jan-81 NA 994.25 4

Re: [R] Creating zoo object on monthly time series

2008-06-01 Thread Gabor Grothendieck
On Sun, Jun 1, 2008 at 8:35 AM, Megh Dal [EMAIL PROTECTED] wrote: Hi all, I have following monthly time series : head(data1) V1 V2 V3 1 Nov-80 NA 1007.44 2 Dec-80 NA 982.05 3 Jan-81 NA 994.25 4 Feb-81 NA 996.31 5 Mar-81 NA 939.91 6 Apr-81 NA 923.32 If the suggestion

Re: [R] Creating zoo object on monthly time series

2008-06-01 Thread Megh Dal
I got following: z - zoo(data1[,3], as.yearmon(data1[,1], %b-%y)) head(z) Jan 0001 Jan 0002 Jan 0003 Jan 0004 Jan 0005 Jan 0006 1206.68 782.45 1187.00 1398.77 1883.23 1431.80 z - zoo(data1[,3], as.Date(as.yearmon(data1[,1], %b-%y))) head(z) 0001-01-01 0002-01-01 0003-01-01

Re: [R] Creating zoo object on monthly time series

2008-06-01 Thread Gabor Grothendieck
You need to unambiguously specify what your data looks like. Please provide the dput output as previously requested. Also what version of zoo are you using? packageDescription(zoo)$Version On Sun, Jun 1, 2008 at 9:37 AM, Megh Dal [EMAIL PROTECTED] wrote: I got following: z - zoo(data1[,3],

Re: [R] Creating zoo object on monthly time series

2008-06-01 Thread Gabor Grothendieck
Also here is an example showing it works with the assumed format and zoo version: data1 - structure(list(V1 = structure(c(6L, 2L, 4L, 3L, 5L, 1L), .Label = c(Apr-81, + Dec-80, Feb-81, Jan-81, Mar-81, Nov-80), class = factor), + V2 = c(NA, NA, NA, NA, NA, NA), V3 = c(1007.44, 982.05,

Re: [R] Creating zoo object on monthly time series

2008-06-01 Thread Megh Dal
packageDescription(zoo)$Version [1] 1.1-1 Gabor Grothendieck [EMAIL PROTECTED] wrote: You need to unambiguously specify what your data looks like. Please provide the dput output as previously requested. Also what version of zoo are you using? packageDescription(zoo)$Version On Sun, Jun 1,

Re: [R] Creating zoo object on monthly time series

2008-06-01 Thread Gabor Grothendieck
Please upgrade to the latest version of zoo. as.yearmon.factor was only added to zoo in recent versions and its likely your date column is a factor. If that is not the problem then please provide the dput output as requested. On Sun, Jun 1, 2008 at 9:59 AM, Megh Dal [EMAIL PROTECTED] wrote:

Re: [R] Creating zoo object on monthly time series

2008-06-01 Thread Megh Dal
Thanks Gabor, I have updated that and it is now working fine Gabor Grothendieck [EMAIL PROTECTED] wrote: Please upgrade to the latest version of zoo. as.yearmon.factor was only added to zoo in recent versions and its likely your date column is a factor. If that is not the problem then please