came across this while going through the stringers. not sure if inputing the stringers into such a program will give results as im not familiar with software such as this.
https:// dl.acm.org/citation.cfm?id=2607579.2607580
https:// books.google.com/books?id=bMgHgz83G1UC&pg=PA287&lpg=PA287&dq=rtpcca&source=bl&ots=usfNLxZdVC&sig=5Xiw9MDQ77IDeWnQNK1i4US875o&hl=en&sa=X&ved=0ahUKEwi0oeWRxc_aAhUONd8KHVpaCbAQ6AEIUjAI#v=onepage&q=rtpcca&f=false