About

Lewis L. is a highly accomplished Senior ML Engineer with a PhD in Machine Learning. He is currently working at Twitter, where he is responsible for developing and implementing machine learning algorithms for ads ranking. Lewis has extensive experience in ads ranking, recommendation, knowledge graph, user profiling, bandits, deep learning, and spatio-temporal data analytics. Lewis has published several research papers in top ML&AI venues, such as KDD, TKDE, ACL, IJCAI, and AAAI. He is a thought leader in his field and has made significant contributions to the advancement of machine learning. Lewis is passionate about using machine learning to solve complex problems and is always looking for new and innovative ways to apply his expertise. Prior to joining Twitter, Lewis worked as a Research Scientist at NEC Labs Europe, where he was involved in developing machine learning algorithms for various applications. He also worked as a Software Engineering Intern at Google, where he gained valuable experience in software development. Lewis holds a PhD in Machine Learning from the National University of Singapore. He also completed an exchange program in Computer Science at the University of Pennsylvania and has a Bachelor's degree in Computer Science and Artificial Intelligence from Peking University. Lewis is a highly skilled ML Engineer with expertise in ML, Research Scientist, AI, and Deep Learning. He has 6.70 years of relevant experience and is a valuable asset to any organization looking to leverage the power of machine learning to drive business growth and innovation. If you are interested in learning more about Lewis's expertise, please contact him at liuye.cis@gmail.com.