Re: [R] R help on write.csv

2011-09-22 Thread Ashish Kumar
using R on existing csv file. However everytime I use write.csv, it overwrites the values already there in the existing csv file. Any workaround on this. Thanks for your help Ashish Kumar Estee Advisors Pvt. Ltd. Email: ashish.ku...@esteeadvisors.com Cell: +91-9654072144 tel:%2B91

[R] R help on write.csv

2011-09-21 Thread Ashish Kumar
Hi, I wanted to write the data created using R on existing csv file. However everytime I use write.csv, it overwrites the values already there in the existing csv file. Any workaround on this. Thanks for your help Ashish Kumar Estee Advisors Pvt. Ltd. Email: ashish.ku

[R] lpSolveAPI optimizer treating some of the constraints as soft constraint

2011-09-16 Thread Ashish Kumar
package where I can say don't give me solution if any of the constraints is violated. Your help would be very much appreciated. Thanks Ashish Kumar Estee Advisors Pvt. Ltd. Email: ashish.ku...@esteeadvisors.com Cell: +91-9654072144 Direct: +91-124-4637-713

[R] bootstrap

2011-03-06 Thread Ashish Kumar
In the boot package,consider a scalar function to boot. estimator - function(x, d) { + mean(x[d]) + } data - city$u b - boot(data, estimator, R=1000) b$t0 [1] 64 ci - boot.ci(b, type=c(bca), conf=.95) ci$bca conf [1,] 0.95 49.44 991.39 36.78807 110.0254 Now if I want estimators to

Re: [R] Transfer Function Modeling

2008-07-27 Thread Ashish Kumar
Hi, I would like to know how to build the transfer function modeling for bivariate time series data. I tried searching for relevant threads, but could not find much help with it. Thanks Ashish [[alternative HTML version deleted]] __