I think it was Victor Sperandeo in his first book that coined the term.
Methods of a wallstreet master... is the name of the book, I believe....
Allthought written in the eighties it still is one of the best books around, if only for the 2b and the correct (consistent) way of drawing trendlines...
Not to nitpick but actually Richard Wyckoff first came up w/the "2B" sometime around the 1920's, except he called it an "UpThrust", and its opposite, which he referred to as a "Shakeout".
Interesting, when I look at the Dacharts example I see Elliott Wave, a possible ABC Correction, a fibo number series Bar Count of 3, 5, 5 suggesting a new high to follow.