| acss | ACSS complexity | 
| alternations | Helper functions for calculating cognitive complexity. | 
| bdm | Block Decomposition Method | 
| change_complexity | Standard measures of complexity for strings | 
| count_class | Helper functions for calculating cognitive complexity. | 
| entropy | Standard measures of complexity for strings | 
| entropy2 | Standard measures of complexity for strings | 
| exp1 | Data from Experiment 1 in Gauvrit, Singmann, Soler-Toscano & Zenil | 
| exp2 | Data from Experiment 2 in Gauvrit, Singmann, Soler-Toscano & Zenil | 
| likelihood_d | ACSS complexity | 
| likelihood_ratio | ACSS complexity | 
| local_complexity | ACSS complexity | 
| matthews2013 | Data from Experiment 1 in Matthews (2013) | 
| normalize_string | Helper functions for calculating cognitive complexity. | 
| prob_random | ACSS complexity |