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Robert

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1503.56 (310,997th) 		Reputation
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Import column names from step wise regression in R 0.00
Calculating linear returns in R 0.00
Avoid (as)data.frame change data to factors when converting from zo... 0.00
How to extract trend line data from quantmod in R 0.00
How to find top n% of records in a row of a dataframe using R 0.00
How to use as.numeric to transform a vector of random numbers into... -1.09
Subtracting lists with different data structures 0.00
How can I achieve a similar plot output in R? +0.51
Difference in expected predicted values from lm in R +2.69
Filling a matrix efficiently 0.00
Looping statistic Tests in R -0.50
Boxplots with 95% Confidence Intervals in R 0.00
Categorize continuous variable with dplyr +0.09
How to turn rows into columns in an R dataframe? -0.49
Return a data frame from apply, even though the results are of diff... -2.33
Portfolio Optimisation under participation constraints 0.00
Rolling cumulative product 0.00
Computing the correct effective interest rate with monthly fees 0.00
R: how to do rolling regressions for multiple return data at once?... 0.00
Difference between 3D plots using fitted and predicted values 0.00
Time series and legend with ggplot2 0.00
Collapse variables in long format dataframe R +2.08
Recursive ARIMA regression in R 0.00
How do I calculate the pairwise Mahalanobis distance in R efficient... 0.00
issues with numerical integration of multi-variable function in R 0.00
1 period TS lag return (ROC) to mimic stock momentum 0.00
Draw a line after persp using rsm in R 0.00
MACD function in R TTR package giving different result for same dat... +0.73
R combine character vectors into dataframe, with vector name as row... -0.58
How to recode variable to a categorical type based on list of row n... -0.86
calculate proportion in grouped data frame -0.55
Summarizing a dataframe by date and group +0.02
Calculation in columns using previous row value without loops +0.00
duplicated entries in indices error in optimize.portfolio in Portfo... 0.00
How do I use the glm() function? -0.50
Subset does not work when done within cor.test in R -1.44
R lattice boxplot grids -0.49
Ggplot Heatmap - customized colors for customized count ranges 0.00
An example of outer product in R -0.73
Getting the centroids of Lat and Longitude in a data frame +0.08
How to get non-negative solutions to matrix in R? -0.02
Moving Average Function Issue 0.00
How to get regression coefficients and model fits using correlation... -0.27
Move NA to the bottom -1.44
Difference between rows in R based on column values 0.00
System of equations with unknowns in R 0.00
how to avoid of using nested lapply in R? -0.57
Missing Date values in time series modeling using `R` 0.00
Plot Time on Y-Axis using R -0.01
How to extract Month name from Timestamp in R? -0.48