paper_notes Deployed Systems Recommendations 2018 Billion-scale Commodity Embedding for E-commerce Recommendation in Alibaba 2017 Related Pins at Pinterest Search Visual Search at eBay Models Multi-task Multi-gate Mixture-of-Experts Neural Networks Deep Crossing Deep Interest Network for Click-Through Rate Prediction SSD: Single Shot Multibox Detector ArcFace: Additive Angular Margin Loss for Deep Face Recognition Unsupervised Domain Adaptation by Backpropagation