For the web version’s accuracy, I tested different feature limits. I prioritized performance and kept 500k features—stored as JSON, it’s 107MB (though gzip on server reduces it to ~38MB). I tried smaller versions (50k, 80k)—accuracy only dropped 3–4%, but final AI detection rates varied significantly, especially for human texts, with relative errors up to ±50%, leading to false positives. So I stuck with 500k.
「你知道那種忙到不可開交的一天，突然想到：『糟了，我忘了買牙膏』？他不會有這種情況——因為我不會忘記。」
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据悉，Step 3.5 Flash 是阶跃星辰迄今为止能力最强的开源基础模型，具备强大推理能力与 Agent 智能，专为 Agent 而生。
“当时的品牌力小，但小地方不认品牌，注重性价比，更好打出市场。”张江涛说，那时当地货架上主要是红牛和乐虎，几乎没人听说过东鹏。