Hello, ThomasB:Not really. Maybe regime switching with hidden markov models. Or this stuff:
http://asiaetrading.com/tobias-preis-founder-artemis-capital-video-interview-with-asiaetrading/
http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2260189
You really have a solid understanding of LPPL fitting, please comment on my new thread on LPPL fitting.
http://www.elitetrader.com/et/index.php?threads/talking-about-lppl-model-fitting.292073/
looking forward to your discusstion