A simple Python3 program to calculate TIGER rates (Cummins & McInerney 2011). Currently supported formats: FASTA, CLDF, harvest-style CSV. Use tiger-calculator.py or tiger-calculator.py --help to see available options.
If you use this program for research purposes please cite the following paper:
Syrjänen, Kaj, Luke Maurits, Unni Leino, Terhi Honkola, Jadranka Rota & Outi Vesakoski (2021). "Crouching TIGER, hidden structure: Exploring the nature of linguistic data using TIGER values." Journal of Language Evolution, lzab004, https://doi.org/10.1093/jole/lzab004.