Context for E-commerce Session- based Recommendation [Gabriel Moreira, Sara Rabhi, Ronay Ak, Md Yasin Kabir and Even Oldridge] Transformer-XLͱXLNetͷΞϯαϯϒϧ 2 . Comparison of Transformer-Based Sequential Product Recommendation Models for the Coveo Data Challenge [Elisabeth Fischer, Daniel Zoller and Andreas Hotho] SASRecɼBERT4RecɼKeBERT4RecͷΈ߹Θͤ 3 . Utilizing Graph Neural Network to Predict Next Items in Large-sized Session-based Recommendation Industry Data [Tianqi Wang, Zhongfen Deng, Houwei Chou, Lei Chen and Wei-Te Chen] KNN, s-KNN, SASRec, DynamicRec, SRGNNΛ༻ 4 . Session-based Recommender System Using an Ensemble of Multiple NN Models with LSTM and Matrix Factorization [Yoshihiro Sakatani] LSTMͱߦྻղ 5 . Adversarial Validation to Select Validation Data for Evaluating Performance in E-commerce Purchase Intent Prediction [Shotaro Ishihara, Shuhei Goda and Hidehisa Arai] GBDT, NN, ϧʔϧϕʔεͷΞϯαϯϒϧ 6 . A Session-aware DeepWalk Model for Session-based Recommendation [Kaiyuan Li, Pengfei Wang and Long Xia] page-viewͱproduct interactionͦΕͧΕͰάϥϑΛ࡞ͬͯDeepWalkΛ༻ͯ͠ϊʔυຒΊࠐΈΛͯ͠ɼGRU