October 28–31, 2019
Li Xu

Li Xu
Senior Software Engineer, Twitter

Li Xu is a software engineer on the health machine learning team at Twitter, working on the development of machine learning technologies for health, security, and privacy. Previously, he was a software engineer on the security machine learning platform team at Uber, working on the architecture development of machine learning platform for security, and a researcher at Yahoo Labs, where he conducted state-of-the-art research on security, privacy, and machine learning. Li has shipped many inventions and technologies to Yahoo, Uber, and Twitter products. Nowadays, more than a billion users are using these products. His research interests lie in security and machine learning. He’s authored or coauthored papers in top-ranked journals, conferences, book chapters, and US patents. He served as a program committee member for top conferences of security, AI, and big data.

Sessions

1:40pm2:20pm Thursday, October 31, 2019
Location: Grand Ballroom C/D
Li Xu (Twitter), Yi Zhuang (Twitter)
When people discuss on Twitter, the company wants to ensure that they can have respectful conversations with genuine people. Twitter relies on machine learning to improve the health of public conversations and information integrity. Li Xu and Yi Zhuang examine how Twitter uses TensorFlow to detect abusive, toxic, and spammy content and promotes healthy conversations on the platform. Read more.

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