Re: [R] Combine two dataframe with different row number and interpolation between values

Hallo And missing value interpolation is rather tricky business dependent on what is underlying process. Maybe na.locf from zoo package? Or approxfun?, splinefun? Cheers Petr > -Original Message- > From: R-help On Behalf Of javad bayat > Sent: Wednesday, August 31, 2022 8:09 AM > To:

Re: [R] Combine two dataframe with different row number and interpolation between values

Hallo Merge df3 <- merge(df1, df2, all=T) > head(df3) y d h ws 1 2010 1 1 NA 2 2010 1 2 NA 3 2010 1 3 20.4631367884005 4 2010 1 3 NA 5 2010 1 4 NA 6 2010 1 5 NA Cheers Petr > -Original Message- > Fro