RNN循环神经网络recurrent neural network和lstm、gru

lstm:https://easyai.tech/ai-definition/lstm/

gru:https://blog.csdn.net/lreaderl/article/details/78022724?spm=1001.2101.3001.6661.1&utm_medium=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1.pc_relevant_default&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1.pc_relevant_default&utm_relevant_index=1