科技爱好者周刊（第 414 期）：Jev 决策模型有什么用
Источник: 阮一峰的网络日志 ·
这里记录每周值得分享的科技内容，周五发布。 ]]> 本杂志 开源 ，欢迎 投稿 。另有 《谁在招人》 服务，发布程序员招聘信息。合作请 邮件联系 （yifeng.ruan@gmail.com）。 封面图 国产首列数字地铁列车 VELLINK，完全无人驾驶，车头改成了大幅玻璃，用于观光。（ via ） Jev 决策模型有什么用 上个月，最大的 AI 新闻不是 GPT 或 Claude 模型的新版本，而是一家名不见经传的公司 TypeSafe AI 发布了一种新类型的模型 Jev 。 这种新模型跟以前的模型截然不同，叫做"决策模型"。 我看了以后，觉得不可置信，这么有用又这么（概念）简单的东西，以前怎么会没人想到？ Jev 模型的最大特点就是，其他模型返回文字， 它返回一个浮点数，表示概率 。 为什么返回概率就有用呢？因为我们可以用它处理"是非题"了。你问它"'明天下雨'这句话对不对"。它返回 0，表示正确的概率为0，即明天肯定不下雨；如果返回0.99，表示有99%的可能，这句话是真的，也就是明天必定下雨。 除了是非题，它还能处理"选择题"。你给它 ABCD 四个选项，它会返回每个选项正确的概率，因此你马上知道哪个选项最可能为真。 最后，它还有一个神奇的功能，叫做"评分"（score）。你告诉它一组评分标准，然后再给它一篇原始材料，它就会根据评分标准，对原始材料进行打分。 下面，我给大
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科技爱好者周刊（第 414 期）：Jev 决策模型有什么用 is a статья discovery curated from 阮一峰的网络日志. 这里记录每周值得分享的科技内容，周五发布。 ]]> 本杂志 开源 ，欢迎 投稿 。另有 《谁在招人》 服务，发布程序员招聘信息。合作请 邮件联系 （yifeng.ruan@gmail.com）。 封面图 国产首列数字地铁列车 VELLINK，完全无人驾驶，车头改成了大幅玻璃，用于观光。（ via ） Jev 决策模型有什么用 上个月，最大的 AI 新闻不是
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