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Christian Haase

Senior Data Scientist NLP, Team Turing

About me

I'm a Senior Data Scientist NLP in Otto's Turing team. I am also an associate member of the Language Technology research group at the University of Hamburg.

My articles

  • Rethinking semantic product search: a new approach to queries with unusual spelling variations
    Christian
    January 06, 2023

    Rethinking semantic product search: a new approach to queries with unusual spelling variations

    In recent years, semantic product search has been widely adopted in global e-commerce. However, many systems exhibit issues in understanding queries with unusual spelling variations. In this blogpost, we show you how Otto’s Team Turing has developed a new system that alleviates these problems. It is live and has lifted the Click-Through Rates (CTR) in the low-recall segments of otto.de by more than 25% and the Conversion Rate (CvR) in the low-hit segment by more than 90%.
    Development
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