He and three crewmates — Zena Cardman, Japan’s Kimiya Yui, and Russia’s Oleg Platonov — arrived at the space station on Aug. 1, 2025. He has logged 549 days in space, with nine spacewalks totaling 48 hours and 37 minutes, according to NASA.
优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
，这一点在heLLoword翻译官方下载中也有详细论述
def __init__(self, config: Config):
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Assuming the economy remains strong, she does not think the new jobs numbers will stay this low.