MLAI Machine Learning and Artificial Intelligence in 2023 Spring Assignment Grade Feedback A1 None None A2 5/5 None A3 4/5 题4 6x1 -0.5;题6 梯度 -0.5 A4 2.4/5 Late submission A5 5/5 None A6 4/5 None Midterm 20/20 None Final 32/40 None