Plots diagnostic values resulting from searchK
Takes the result of searchK and produces a set of plots for evaluating optimal topic numbers via visual representation of diagnostic functions.
## S3 method for class 'searchK' plot(x, ...)
x
: A searchK object, containing the diagnostic information of an stm with a variety of topics....
: additional arguments for S3 compatibility.K<-c(5,10,15) temp<-textProcessor(documents=gadarian$open.ended.response,metadata=gadarian) out <- prepDocuments(temp$documents, temp$vocab, temp$meta) documents <- out$documents vocab <- out$vocab meta <- out$meta set.seed(02138) K<-c(5,10,15) kresult <- searchK(documents, vocab, K, prevalence=~treatment + s(pid_rep), data=meta) plot(kresult)