| #!/usr/bin/env Rscript |
| # |
| # Plot frequency of query expressions over time |
| # |
| library(RKorAPClient) |
| library(ggplot2) |
| |
| freqPerYear <- function(query, kco = new("KorAPConnection", verbose = TRUE)) { |
| g <- data.frame(year = 2000:2018) %>% |
| cbind(frequencyQuery(kco, query, sprintf("pubDate in %d", .$year))) %>% |
| { . ->> df } %>% |
| ipm() %>% |
| ggplot(aes(year, ipm)) + |
| geom_freq_by_year_ci() + |
| xlab("TIME") + |
| ylab(sprintf("Observed frequency/million of \u201c%s\u201d", query)) |
| print(g) |
| df |
| } |
| #df <- freqPerYear("Car-Bikini") |
| #df <- freqPerYear("[tt/p=ART & opennlp/p=ART] [tt/l=teilweise] [tt/p=NN]") |
| df <- freqPerYear("Buschzulage") |
| |