Flesch Kincaid, Readability, Documentation, Technical Writing, Reading.
often bears the name of its author, like Flesch-Kincaid, Gunning Fog, Coleman-Liau, etc. Group 2. The indices here are based on syllable count instead of word count, as in the group above. The brightest examples are the SMOG index and the Forcast Grade. The principle of syllable count is the same