Re: [R] If equal statement for character objects

nevermind. all.equal() works! -- View this message in context: http://r.789695.n4.nabble.com/If-equal-statement-for-character-objects-tp4638359p4638361.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list

[R] If equal statement for character objects

I have a data frame (trans) 123 P 143 z ...ect I want to write a statement that says: if ((trans[i,2]="p")&(trans[1+1,2]="z")){ but I get the warning message that states: operations are possible only for numeric, logical or complex types Any ideas? Thanks -- View this message i

Re: [R] If/then statement, if in a list then

Thank you so much Jean! -- View this message in context: http://r.789695.n4.nabble.com/If-then-statement-if-in-a-list-then-tp4638346p4638351.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list https://st

[R] If/then statement, if in a list then

I need to write an if/then statement saying something along the lines of: if (VALUE is in list) {... How do I write that in R's language. Thanks! -- View this message in context: http://r.789695.n4.nabble.com/If-then-statement-if-in-a-list-then-tp4638346.html Sent from the R help mailing list a

Re: [R] Linear Model Prediction

Yes, why wouldn't I? It's a linear model between two sets of data: x and y. Also, what would the new data be if i want to predict into the future? So, for example, the data goes from a month ago to today. I want to predict what tomorrow's data would be. So what is "newdata"? -- View this mes

Re: [R] Linear Model Prediction

How do I set it up? Because when I do predict(model) I get a ton of points, not just one. - Original Message - From: "Uwe Ligges-3 [via R]" Date: Tuesday, July 24, 2012 2:28 pm Subject: Re: Linear Model Prediction To: cm > > > > > On 24.07.2012 20:20, cm

[R] Linear Model Prediction

I have data X and Y, and I want to predict what the very next point would be based off the model. This is what I have: >model=lm(x~y) I think I want to use the predict function, but I'm not exactly sure what to do. Thank you! -- View this message in context: http://r.789695.n4.nabble.com/Line

[R] TRUE/FALSE

Any reason I'd get an error like this? Error in if (round(pos[o + 1]) == (pos[o + 1] - 0.4)) { : missing value where TRUE/FALSE needed but when i do it individually, out of the for loop, > (round(pos[o+1])==(pos[o+1]-.4) ) 65 TRUE -- View this message in context: http://r.789695.n4.na

[R] Principal componet plot from lower triangular matrix file

Hi, I have a comma separated file with element names in first column like shown below : Name_1,0 Name_2,0.8878,0 Name_3,0.6777,0.7643,0 Name_4,0.9844,0.1234,0.1414,0 Original data is a 1x1 symmetric matrix (600 MB). To reduce file size, I have minimized matrix to only lower triangle. Is