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第二是事件聚类去重。对所有内容做 Embedding 向量嵌入（用的 text-embedding-3-small，非常便宜），计算相关性，剔除针对同一个主题、不同信息源的重复内容。这里有一套三级通知降噪机制：相似度低于 0.85 的视为全新事件，完整推送；0.85 到 0.97 之间的视为增量更新，只推送新增信息；超过 0.97 且实体高度重合的，直接静默。一个事件簇如果连续 7 天没有更新，会自动归档。
Hugging Face (What is Huggingface?)，这一点在体育直播中也有详细论述
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，更多细节参见Line官方版本下载
Some people will want to install Windhawk and other tools, treating their PCs as a glorious customization sandbox — even if there’s a risk of breakage. And some people will want Windows locked down tight, ensuring their data is secure — even if their PCs become less customizable.，详情可参考下载安装汽水音乐
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