优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
Topologically, Bobs world is a doughnut, and the road is a loop around the hole of the doughnut. If we were to stretch it (don’t worry, this wont harm Bob, he does not even notice!), we would get the following picture:
。关于这个话题，safew官方版本下载提供了深入分析
Git in Postgresgitpostgres，详情可参考体育直播
Centered around Mega Dragonite ex and the dawn of Mega Evolution in the Pokémon X & Y and Pokémon Legends: Z-A eras of the Kalos region, Ascended Heroes brings back Mega Evolved Pokémon ex cards alongside Trainer’s Pokémon and Stellar Tera Pokémon ex cards.。关于这个话题，WPS官方版本下载提供了深入分析