search for: chemical_df

Displaying 2 results from an estimated 2 matches for "chemical_df".

2017 Jul 01
0
How to replace match words whith colum name of data frame?
Dear ?, I'm sure that there are many ways to do what you want; here's one: > cbind(concept_df, category= + ifelse(apply( + sapply(chemical_df$chemical, + function(x) grepl(x, concept_df$concept)), + 1, any), + "chemical", "")) concept category 1 butan acid chemical 2 nano diamond particl 3 slurri composit 4 composit ph polis ch...
2017 Jul 01
0
How to replace match words whith colum name of data frame?
I have two data frame. I want to use "chemical_df" to match "concept_df " concept_df <- data.frame(concept=c("butan acid ", "nano diamond particl", "slurri composit", "composit ph polis", " inorgan particl ", "grind liquid", "liquid formul", "nanopartic...