2 4 1 2 3 4 5 6 1 2 3 4 1 2 3 4 5 6 Node features Edge features 1 3 2 4 1 2 3 4 5 6 1 2 3 4 1 2 3 4 5 6 Global Pooling (Readout) Graph-level Prediction Node-level Prediction Edge-level Prediction Update Update Head Head Head × Layers Derrow-Pinion A, She J, Wong D, Lange O, Hester T, Perez L, et al. ETA Prediction with Graph Neural Networks in Google Maps. CIKM 2021 Fang X, Huang J, Wang F, Zeng L, Liang H, Wang H. ConSTGAT: Contextual Spatial-Temporal Graph Attention Network for Travel Time Estimation at Baidu Maps. KDD 2020 Dong XL, He X, Kan A, Li X, Liang Y, Ma J, et al. AutoKnow: Self- Driving Knowledge Collection for Products of Thousands of Types. KDD 2020 Dighe P, Adya S, Li N, Vishnubhotla S, Naik D, Sagar A, et al. Lattice-Based Improvements for Voice Triggering Using Graph Neural Networks. ICASSP 2020 Travel Time Estimation (Google Maps, Baidu Maps) Siri Triggering (Apple) Knowledge Collection (Amazon)