What type of algorithm does Algolia use for its search (HN search specifically)? Is it anything like this (typeahead example)? https://rawgit.com/jeancroy/Fuzz

What type of algorithm does Algolia use for its search (HN search specifically)? Is it anything like this (typeahead example)? https://rawgit.com/jeancroy/FuzzySearch/master/demo/autocomplete.html https://rawgit.com/jeancroy/FuzzySearch/master/demo/autocomp... What is the name for this kind of approximate string matching?