Duolingo is using machine learning to build a fun, personalized, and effective language learning experience.
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Duolingo: From Hello to Hallo through Machine Learning
Duolingo is using machine learning to help users acquire new lanaguages and verify their current language skills – are broader educational applications for Duolingo's machine learning next?
Lost in Translation: Duolingo Makes Language Learning Mobile
Duolingo democratizes language learning to create a crowdsourced translation business.
Duolingo: Working for your Education
Duolingo claims to provide a social service (language education) for free, all supported by your translation services. Will it become sustainable?