| count_functions | List of all feature counting functions |
| scale_count | Apply various transformations to numeric (and non-id) data |
| scale_log | Apply various transformations to numeric (and non-id) data |
| scale_normal | Apply various transformations to numeric (and non-id) data |
| scale_sqrt | Apply various transformations to numeric (and non-id) data |
| scale_standard | Apply various transformations to numeric (and non-id) data |
| textfeatures | textfeatures |
| word_dims | Calculates word2vec dimension estimates |
| word_dims_newtext | Calculates word2vec dimension estimates |