Detecting Web Spam Spam detection:a classification problem "根据特征，判别一个网页/网站是否是spam? But what are the "salient features"? ·通过了解spamming技术来寻找特征 Finding the right features is "alchemy",not science ,Spammers也在不停的改进技术-it's an arms race!Detecting Web Spam ◼ Spam detection: a classification problem ◼ 根据特征，判别一个网页/网站是否是spam？ ◼ But what are the “salient features”? ◼ 通过了解spamming技术来寻找特征 ◼ Finding the right features is “alchemy”, not science ◼ Spammers也在不停的改进技术 –it’s an arms race!