用于图像分类的卷积神经网络中激活函数的设计
王红霞,周家奇,辜承昊,林泓

Design of activation function in CNN for image classification
Hong-xia WANG,Jia-qi ZHOU,Cheng-hao GU,Hong LIN
图 5 softplus函数和softsign函数的曲线图
Fig.5 Curve of softplus function and softsign function