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Antonis

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1441.77 (4,534,268th) 		Reputation
1,576 (104,377th)
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Title Δ
Create a specific number of new variables depending on the value of... -2.49
How to increase time series granularity in R Dataframe? -4.26
set a factor to just one level only +4.60
Generating a Date column in a dataframe +4.56
R - Operations over corresponding vector items in list 0.00
Performing the colsum based on row values +0.68
R/Dplyr create a larger dataframe from dataframe with cells that ha... -2.98
how to increase the distinction of a heatmap with specific labeling -3.21
Find and remove all records that have only numeric value in a chara... +4.51
ggplot fill fails if group contains only NA 0.00
Setting Different Levels of constants for categorical variables in R 0.00
ggplot2: dynamic widths in bar plots -3.68
R code to convert the date-time format +1.17
How to print a matrices using cat in R 0.00
R failing to read identical values as identical. -3.24
Rose diagram for migration data -3.37
missing value where TRUE/FALSE needed on the "if" clause -3.55
How to recode variables with NA? +0.11
auto.arima residuals for more than one ts +4.62
Iterative plotting time series using ggplot -1.45
Transpose AND Stack only specified rows to columns in R +0.47
Multiple histograms with title and mean as a line? 0.00
R fmatch for vectors? +0.56
R: Change order of several dataframes in a list depending on mean o... 0.00
SVM with rolling window +1.63
Calculate percentage given condition -2.66
R Apply functions to lists with lapply +0.70
How to plot multiple lines based on specific row names in a datafra... +4.86
lapply aggregate columns in multiple dataframes R -1.69
datatypes are factors in R -2.01
Include aggregate group in facetted plot 0.00
Find all values in a list that are greater than a specified value 0.00
recursive loop using apply R +4.54
Scaling only some columns of a training set and a test set 0.00
Remove 1 character in the last value of a column +4.48
R count the number of words starts with given letter in a phrase -2.81
Convert a list of matrices to a vector in R 0.00
Nested if functions 0.00
Error when ordering grouped bars in ggplot2 0.00
How to find the most repeated word in a vector with R +4.67
Prediction the sign of returns in R by svm 0.00
Multivariate Time Series Analysis in R 0.00
R: Append Object to an Array: Why is Data Structure not Preserved? -3.61
Subset an xts by year into a list. Subset an xts by year and month... -1.57
Changing quarterly data into hourly data -2.33
Create a matrix of 0's and 1's from a data frame using R -1.05
Index Match in R -1.57
How to reduce the computation time for an R program 0.00
Sum between two weeks interval -0.80
R - How to make a plot with two variables on the horizontal axis? +4.62