The system helps to improve the spam filtering by improving the knowledge of the system about what is and isn't spam, and it can be seen here in an updated version of the spam solution in Figure 2.

通过提高系统关于哪些是垃圾邮件、哪些不是垃圾邮件的认识，系统可以帮助改进垃圾邮件的过滤能力，在图2的垃圾邮件解决方案的更新版本中，可以看到这一点。

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The only real solution, most anti-spam advocates agree, is to remove spammers' financial incentive.

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