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Hi, I want to perform non-negative featurised Matrix factorisation in ?R?. Is there any ?R' package or documentation that explains on this ? Regards, Sunny [[alternative HTML version deleted]]

Hi, I?m using searchPages() function in ?Rfacebook' package. I want to know why I receive 400 pages when i command only 300 pages in the function. sample code: searchPages(?youtube?, n=300, token=fb_oauth) output printed: 200 pages...

Hi, I have newly installed R version 3.2.3 and experiencing an issue where the packages that I had been using in previous release aren't compatible in the latest release. I need you help to suggest how we...

Hi, MY application is performing really slow due to unnecessary calls to coerceToReal from this line NumericVector ocol = df[j]. Here is a sample of what I am doing. Is there a way to avoid the unnecessary overhead? Please note...

Hi, While executing rfImpute() in order to impute missing values in the data set I receive below error : | Out-of-bag | Tree | MSE %Var(y) | 800 | 2.979e+04 1.02 | Error in prox[miss, -miss, drop = FALSE] %*% xf[, j...

Hi, I' developing a c++ application that uses RInside and Rcpp to pass user defined R-code to R and get the results back. I have two problems 1. if there is an error in the .R file that I...

Hi, I'm trying to do something like this : void RLogger(const char *format,...) { va_list ap; va_start(ap,format); mylogger.write("R Log:",format, ap); va_end(ap); } int main(int argc, char *argv[]) { RInside RGlobal; RGlobal["my...

Christopher, Download TextWrangler from App store. I?m using it and its very convenient. Regards, Sunny > On 20-Jan-2016, at 11:52 PM, Christofer Bogaso <bogaso.christofer at gmail.com> wrote: > > Hi, > > Could you please suggest a good R...

Hi, I am using RInside for one of the applications that I'm using. The error that occured is as follows. When I use R.parseEval("xyz") if the parse fails then the mb_m is not cleared and hence...

Hi, What is the difference between the R installation from source and the R installation from ubuntu repositories. Specifically when I install R-3.1.1 on ubuntu 14.04 from sources ldflags and CXXFLAGS are different that those from...

Hi, What is the difference between the R installation from source and the R installation from ubuntu repositories. Specifically when I install R-3.1.1 on ubuntu 14.04 from sources ldflags and CXXFLAGS are different that those from...

Hi, My application crashes sometimes while initializing RInside. It crashes while in Rcpp::Environment::find(). The crash doesn't happen always. Here is the backtrace. Any ideas what's going on.. (gdb) bt #0 0x00002abbdf606285 in raise () from /lib64/libc...

Hi friends, I haven't done such a simulation before and any help would be greatly appreciated. I need your guidance. I need to simulate end to end data for Reliability/survival analysis of a Pump ,with correlation in place...

Hi, I have an application that installs and uses R-3.0. If a machine has an installation of R-2.15 in some other location then RInside fails to initialize. If I remove R-2.15 installation then my...

Hi, While learning how to implement XGBoost in R I came across below case and want to know how to go about it. Outcome variable: continous independent features: mix of categorical and continuous nrow(train_set): 8523 Since, XGBoost natively...

Hi, I need your favour. I received below warning while cleaning the corpus of tweets which is not allowing me to further the analysis: Warning message: In mclapply(content(x), FUN, ...) : scheduled core 1 encountered error in user code, all...

I was able to get the predicted values from the splines. Thanks so much for the help. I wrote a loop with some of the code that Bill suggested. It seems that when using predict with nlme, it is important...

Thanks Berend, Through NMF we would be able to capture relationship between users and items and discover latent factors/topics of those users items. I want to combine the above with effect of user features(e.g: gender, age, location...

Hi, I am at my wits end trying to create a dataframe from a list of values that I have. here's the code try{ int size = argTypes.getColumnCount(); std::vector<std::string> nameVec(size); std::vector<int> lenVec(size...

Moved to the R-SIG_Debian list. Pratibha On 09/18/2014 10:42 AM, Dirk Eddelbuettel wrote: > On 18 September 2014 at 13:47, Pratibha Rana wrote: > | Hi, > | > | What is the difference between the R installation from source and...