Kexuan Sun

Kexuan Sun is an Applied Scientist at Amazon, where they focus on Knowledge Graph-based Question Answering for Alexa AI, enhancing both accuracy and efficiency. They previously served as a Research Intern at IBM, developing explanation-based human-in-the-loop systems for knowledge-intensive tasks. Kexuan also worked as a Research Assistant at the Information Sciences Institute, contributing to projects involving scientific knowledge graph construction and retrieval-augmented generation. They earned a PhD in Computer Science from the University of Southern California, where they also completed a Master's degree. Their academic journey began with a Bachelor's degree in Software Engineering from Huazhong University of Science and Technology.