Previously, we introduced our end to end E-commerce conversational AI system which is now live on Google Assistant as well as Apple’s Siri. Our AI system has enabled a complete end to end voice shopping experience for Walmart grocery. Our users can search for Walmart products, add them to cart, edit their cart before checkout, enquire status about the order and much more through voice. A key component of our NLU pipeline is Intent classification and Named Entity Recognition which primarily enabl...