search for: sumantab

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2006 Feb 08
3
Bloomberg Data Import to R
Hi R-Experts, Can anyone tell me how Bloomberg data can be directly downloaded to R? Is there any package? Sumanta Basak. ------------------------------------------------------------------------------------------------------------------- This e-mail may contain confidential and/or privileged infor...{{dropped}}
2006 Feb 06
1
Help In Sequence of Dates
Dear R-users, First of all, I'm sorry if this is a simple question. I want a daily date series which will be a sequence. E.g. starting from 07/03/1962 to 12/03/1997. Thanks in advance. I want to paste this date series with the data series I have. Thanks & Regards, Sumanta Basak.
2006 Nov 17
2
Large data Problem
Hi R-Experts, I'm having a problem with reading a large data file which is in .csv format and size is 120 MB (app.). I was trying to use RODBC package but I found RODBCconnectExcel function only. And can I convert this file to .dbf format? How can I read this file? And also let me know if this was a file in .sas7bdat format, what should I do? Thanks in advance.
2006 Mar 07
3
Boxplot Help Needed
Hi R-Experts, How can I show all the relevant measures like mean, median, min. value, max. value, outlier in a single boxplot diagram? Suppose I have a data set c(2,4,5,7,12,14,15,13,8,5,23,98,11) Sumanta Basak. [[alternative HTML version deleted]]
2005 Oct 18
2
FIGARCH
Hi All, Currently I'm working in FIGARCH process [Fractionally Integrated Generalized Autoregressive Conditional Heteroscedasticity]. I've already got the codes to do the process in S-Plus. Can anyone help me to do it in R? Thanks, SUMANTA BASAK. ------------------------------------------------------------------------------------------------------------------- This e-mail may
2006 Jan 02
1
Use Of makeARIMA
Hi R-Experts, Currently I'm using an univariate time series in which I'm going to apply KalmanLike(),KalmanForecast (),KalmanSmooth(), KalmanRun(). For I use it before makeARIMA () but I don't understand and i don't know to include the seasonal coefficients. Can anyone help me citing a suitable example? Thanks in advance. ------------------------------------------
2006 Feb 22
2
Error in RBloomberg
Hello R-Experts, Currently I'm using "RBloomberg" package in R-2.2.1 in Windows machine ( XP). When I'm running one specific example using blpGetData given in help file I'm getting the following error message. conn <- blpConnect() edb <- blpGetData(conn, "ED1 Comdty", "PX_LAST", start=chron("1/1/06"),
2006 Apr 05
0
Help with Combination
Hi R-Experts, I want to make a combination of different numbers 0,1,2,3 on which I want to fit a garch model. I want to automate this for several grach fitting combinations. I mean there will be several combinations and for each combination my time series will fit a garch model. I have got success to do the following. Please help me. com <- c(0,1,2,3) mat <- matrix(0,
2005 Dec 05
1
Help
Hi R-Users, I apologize if it is too simple question for all. I have a multivariate dataset having 7 variables as independent and 1 dependent variable. 248 data points are there. I want to do out sample forecast first considering 156 points. So I'll have to start from 157th point and calculate the 157th y_hat value. In this way it will go to 248th data point. Can any one tell me how I can
2005 Dec 14
1
Kalman Filter Forecast using 'SSPIR'
Dear R Users, I am new to state-space modeling. I am using SSPIR package for Kalman Filter. I have a data set containing one dependent variable and 7 independent variables with 250 data points. I want to use Kalman Filter for forecast the future values of the dependent variable using a multiple regression framework. I have used ssm function to produce the state space (SS)
2006 Jan 03
2
KALMAN FILTER HELP
Hi All, Currently I'm using DSE package for Kalman Filtering. I have a dataset of one dependent variable and seven other independent variables. I'm confused at one point. How to declare the input-output series using TSdata command. Because the given example at page 37 showing some error. rain <- matrix(rnorm(86*17), 86,17) radar <- matrix(rnorm(86*5), 86,5) mydata <-