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最近有个推荐的实战项目,但在重新看了这个豆瓣的推荐分享后发现我们没考虑到的问题还相当多。对于盛大来说,要做好这块不仅仅是找几个人这么简单,而是需要从业务、用户行为、技术实现和实际运营等多维度来思考。 ——————————– 什么样的产品适合推荐(产品特性、用户行为层面):
什么样的产品适合推荐(业务层面):
推荐系统的可扩展性:
推荐系统面临的挑战:
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附一:information cascade
An information (or informational) cascade occurs when people observe the actions of others and then make the same choice that the others have made, independently of their own private information signals. Because it is usually sensible to do what other people are doing, the phenomenon is assumed to be the result of rational choice. Nevertheless, information cascades can sometimes lead to arbitrary or even erroneous decisions.
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