[R] contingency tables

2012-03-16 Thread mari681
Ok, before I definetly give up, and throw the laptop out of the window, or fill my data.frame manually, I'll ask for some help. I have a data.frame named MyTable with 3 columns, that looks like this: V1 V2 V3 red-jappearanceblood-n 105.032 red-j appear

[R] check for data in a data.frame and return correspondent number

2012-03-14 Thread mari681
Dear R-ers, still the newbie. With a question about coordinates of a vector appearing or not in a data.frame. I have a data.frame (MyData) with 3 columns which looks like this: V1V4 redNew red-j 10.5032 appearance blood-n

[R] frequency count by row

2012-03-06 Thread mari681
I feel this is a very easy thing but I've never done it before and it is getting frustrating. I have a big data.frame (1445846 rows, 15 col) that looks like this: V1 V2 V3 V4 V5 1home sisterbrother chair 0 2cat

Re: [R] loop for a large database

2012-02-27 Thread mari681
2012/2/27 Petr Savicky [via R] > On Sun, Feb 26, 2012 at 11:39:01AM -0800, mari681 wrote: > > > SORRY! > > > > The data in MyTable are tagsets of photos, like this: > > > > V1 V2 V3 V4 V5 V6V7 V8 > > 230

Re: [R] loop for a large database

2012-02-26 Thread mari681
Thank you!! MyTable has 21 millions rows and 15 columns, and the data is "character", they are words. When I tried the loop my computer crashed in the meaning that it freezed (froze?) and didn't allow me to do anything. The morning after I forced it off and rebooted. :-) Thank you so much, I'll t

Re: [R] loop for a large database

2012-02-26 Thread mari681
SORRY! The data in MyTable are tagsets of photos, like this: V1 V2 V3 V4 V5 V6V7 V8 230green nailpolish barrym 0 00 00 231 ny green brooklyn cleanup clean gowanus volunteer gcc 232green s

[R] loop for a large database

2012-02-26 Thread mari681
Yes, I am a newbie. I have a data.frame (MyTable) of 1445846 rows and 15 columns with character data. And a character vector (MyVector) of 473491 elements. I want simply to get a data.frame with the count of how many times each element of MyVector appears in MyTable. I've tried a loop with :

[R] import text-records and set the fields in a table

2011-06-27 Thread mari681
hi! I apologize in advance if this is a newbie dumm question, but I really can't figure it ou. I have lists of sumeric and character data on some URLs, which look like this: ... I have to work with some fields of each record, so I'd need to see this data as a table, but I managed to i