The SciNet search engine, developed at HIIT, outperforms current ones on complicated search tasks going beyond keyword lookups. It is based on interactive intent modelling, which combines HCI and machine learning.

Communications of the ACM article:

Tuukka Ruotsalo, Giulio Jacucci, Petri Myllymäki, Samuel Kaski: Interactive Intent Modeling: Information Discovery Beyond Search. Communications of the ACM, Vol. 58 No. 1, Pages 86-92. http://cacm.acm.org/magazines/2015/1/181621-interactive-intent-modeling/fulltext

A company, Etsimo Ltd. http://etsimo.com , has been founded to commercialize the search engine.

Press release: http://www.aalto.fi/en/current/news/2015-01-27/