A comprehensive solution to retrieval-based chatbot construction

Kristen Moore, Shenjun Zhong, Zhen He, Torsten Rudolf, Nils Fisher, Brandon Victor, Neha Jindal

Abstract: Highlights•Comprehensive solution to build retrieval-based chatbots for a large scale application.•Self-supervised approach with contrastive learning loss and weakly labelled data.•Semi-automated construction of the canned response list with minimal manual labelling.•Highly scalable deployment architecture optimised for high throughput model serving.