Lei Shi is a Staff Research and Development Engineer at Baidu, Inc., focusing on video search, deep CTR prediction, multi-objective ranking, and personalized search. Previously, they served as a Senior Research and Development Engineer at Baidu from 2018 to 2020 and held a Software Engineer Intern position at Microsoft’s Search Technology Center in 2011. Lei also completed a Ph.D. in Machine Learning, Natural Language Processing, and Recommender Systems at the University of Chinese Academy of Sciences between 2012 and 2018. Additionally, they gained research experience at Microsoft Research Asia, where they contributed to short text understanding, resulting in a publication at EMNLP 2014.
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