Experimental results demonstrate that this method can effectively and in real time generate an individual recommendation set of commodity, it is better than some traditional methods in rates of coverage and precision. 实验表明该算法能高效实时地为客户产生个性化的商品推荐集合,且在覆盖率和准确率方面优于某些传统方法。
Compared with common commodity residential house, affordable housing construction lagged behind; coverage of affordable housing is too narrow; housing needs of a large number of the low-income of town are not being met. 与普通商品住宅相比,保障性住房建设严重滞后,保障性住房覆盖范围过窄,大量城镇中低收入群体的住房需求得不到满足。