Data sparseness is a serious problem in collaborative filtering system.
数据稀疏性是协同过滤系统面临的一个巨大挑战。
Data sparsity problem is a potential challenge of collaborative filtering.
数据稀缺性问题是协同过滤技术面临的主要挑战。
All this means that there's a ceiling to how accurate collaborative filtering can get.
所有这一切意味着“协同筛选”永远不会做到尽善尽美。
All this means that there's a ceiling to how accurate collaborative filtering can get.
所有这一切意味着“协同筛选”永远不会做到尽善尽美。
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