在机器学习 / 强化学习 / 机器人训练里，checkpoint 通常保存的是模型训练到某一步时的状态，比如：神经网络参数，也就是策略模型已经学到的东西；优化器状态，比如学习率、动量等；当前训练步数或迭代次数；有时还包括归一化参数、奖励统计、环境状态等。

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An unknown threat actor has been observed leveraging paid or promoted posts on legitimate news websites to drum up buzz for their warez, according to new findings from Check Point Research. The threat ...

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A cryptocurrency-stealing malware campaign has been spreading by faking its own popularity, dressing up booby-trapped "tools" with bogus GitHub stars, inflated download counts and AI-narrated YouTube ...

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