search for: pratap

Hello All, I have 8 variables named a b c d e f g h I need to create four variables from these 8 vraibles in R. the new variables are ab,cd,ef,gh. Can anyone pleas help me thanks, Pratap --------------------------------- [[alternative HTML version deleted]]

Hi All, Is there a way we can delete the empty white space around when we generate any graph/map using R? The final output should be onaly a picture with no white spaces all around. Cheers, Pratap --------------------------------- 5, 50, 500, 5000 - Store N number of mails in your inbox. Click here. [[alternative HTML version deleted]]

Hi All, In openssh, do we support multi-channeling? Rather than opening a new TCP socket for each SSH connection, all the SSH connections are multiplexed into one TCP connection. If so, from which version , do openssh supports it? Thanks Ravi Pratap

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Hi Guys I am Abhishek, primarily a bioinformatician. I have recently started using a lot of R thanks to some excellent packages available. Lately I have felt the need to batch process few of the R scripts I have been working with and strangely enough I am not able to find a good resource on how to best do this. I did find few old threads on the archives but none convinced me much. So here I am

Hi Guys I am want to join to strings in R. I am using paste but not getting desirable result. For the sake of clarity, a quick example: > a="Bio" > b="iology" > paste(a,b) [1] "Bio iology" *There is a SPACE in the word biology which is what I dont want * Thanks, -Abhi [[alternative HTML version deleted]]

Hi All I have a vector of about 15 million numbers which I would like to plot. The goal is the see the distribution. I tired the usual steps. 1. Histogram : never gets complete my window freezes w/out log base 10 2. Density : I first calculated the kernel density and then plotted it which worked. It would be nice to superimpose histogram with density but as of now I am not able to get this

Hi, Could anyone tell me what is the command used in R to do 1. Differentiation 2. Newton Raphson method (Numerical Analysis in general...) Are there any packages separately for this? Thanks for your help! BR, Shubha [[alternative HTML version deleted]]

...This is regarding the paired t-test. I have 5 variables (say) Data$v1,Data$v2,Data$v3,Data$v4,Data$v5 in my data frame. Now, I need to perform a paired t-test on all the possible 10 pairs.How do I set up the pairs table directly and pass those variables in to t-test. Thanks in advance, Pratap --------------------------------- Now you can chat without downloading messenger. Click here to know how. [[alternative HTML version deleted]]

Hi All, Can some one explain me the following error- " Error in "names<-.default" 'names' attribute [1199] must be the same length as the vector [17]". Thanks, Pratap --------------------------------- [[alternative HTML version deleted]]

...here the matrix should contain only one column. I need this to be done using the cbind command because in the final table I should have a column of attributes( from adifferent vector) and a column of vectors from the matrix above Please suggest me how this can be done Thanks and Regards, Pratap --------------------------------- [[alternative HTML version deleted]]

...buffer was "Using IP address" and thus message "protocol error : expected control record" was thrown. Is openssh scp should always expect 'Cmmmm' or 'Dmmmm' messages ? Is fix available for taking care scenario where on stdout something is printed. Thanks Ravi Pratap

...rt for R, Rmetrics and/or other R packages used for financial analysis. I would like to understand what type of services - such as technical support, custom development, versions tuned for financial analysis, user conferences/workshops, etc - would be interesting to users of R. Thank you. Sesha Pratap <http://ps3pub.psteering.com/assembla/discussion/discussion_create.jsp?objec tId=fs000080000g1asihvp0000000&parent=fs000080000g1sc50c0g000000> Reply [[alternative HTML version deleted]]

Hi, I have developed one application using ggmap package.It is based on google map. I am a bit confused regarding its licensing terms.I want to know that can i use it with my other applications. Is it legal? -- With Regards, Narendra Pratap Principal Research Developer Hitech Robotic Systemz Ltd. [[alternative HTML version deleted]]

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Hi All I have a data frame in which there are 4 columns . Column 1 : name Column 2-4 : values I would like to calculate mean/Standard error of values in column 2-4 and store them in column 5,6 respectively. I have done the following but doesn't seem to work mean_N_SE <-function(x) { name <- x[1] vals <- c(x[2:4]) temp_mean <- mean(vals) SE <- sqrt(var(x)/length(x)) }

I would like to host a phone meeting to discuss the plans for the xen sub-architecture of x86. Hopefully Chris can share his vision and we can agree on some next steps to getting this done and into the mainline kernel. From my understanding, it would be good if the "To" list could make it. If anyone believes others should attend, please let them know. Please let me know if you are

I would like to host a phone meeting to discuss the plans for the xen sub-architecture of x86. Hopefully Chris can share his vision and we can agree on some next steps to getting this done and into the mainline kernel. From my understanding, it would be good if the "To" list could make it. If anyone believes others should attend, please let them know. Please let me know if you are

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...es as follows: a b c 1 NA 1 2 NA 2 NA 3 3 So "a", "b" are the input values and "c" is the output which I am interested in. NA - Missing values. I used rbind, but its not working. Let me know if anyone can help me Thanks, Pratap --------------------------------- [[alternative HTML version deleted]]