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把 xlog 全部4万多文章拉了下来，打标然后训练了个简单的 TF-IDF spam 分类器。
在最新的3000篇（跨度3个月）的博客文章上跑了下预测。
以下是这3000篇中新发现的 47 个至少有一篇被预测为 spam 文章的账号的情况：
未被勾选的为实实在在的 spam 账号（已人工复检）。
勾选的为识别错误的账号（已人工复检）。
这样就剩下了 41 个确定的近三个月新出现的 spam 账号，加进 filter 里了。
以及3000篇文章每篇的详细结果:
3000_prediction_results.csv