Since Donald Trump entered the White House for the second time, the U.S. import taxes faced by Morph, which supplies Walmart and Target, have lurched wildly—from zero tariffs to 20% tariffs to 50% tariffs, before briefly flirting with 145% tariffs. The figure fell back to 20%, before the Supreme Court intervention last week ruled the tariffs illegal, which brought them back down to zero. The president then announced a new 10% tariff, although there is some confusion about whether he actually means 15%.
优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
。关于这个话题，WPS官方版本下载提供了深入分析
For Ines Tan there's one particular site she turns to again and again for advice – and that's Reddit.
Changes queued for next boot. Run "systemctl reboot" to start a reboot