sparsity
英
美
网络 稀疏度; 稀少; 稀疏性; 稀疏问题; 稀疏
BNC.45121 / COCA.45310
英英释义
noun
- the property of being scanty or scattered
双语例句
- The experimental results show that the optimized algorithm can increase prediction precision, by way of reducing sparsity and cold-start problems, and realizing real-time recommendation effectively.
实验表明，该算法通过有效降低稀疏性、冷开始和实现实时推荐，提高了预测精度。 - The sparsity and the problem of the curse of dimensionality of high-dimensional data, make the most of traditional clustering algorithms lose their action in high-dimensional space.
高维数据的稀疏性和“维灾”问题使得多数传统聚类算法失去作用，因此研究高维数据集的聚类算法己成为当前的一个热点。 - The sparsity of the edges is considered in the regularization model.
为该正则化模型引入了边缘稀疏约束，并研究了求解方法。 - However, with the increasing of system users and the number of goods, Collaborative filtering also faces severe challenges such as sparsity problem, accuracy problem and so on.
但随着电子商务系统用户和商品数量的增加，协同过滤也面临着稀疏性、精确性等问题的考验。 - Associated with access to services, employment, and leisure, they are functions of population sparsity, demography, opportunity, and geography.
与在城市获得服务，就业，休闲相比，他们则显示出人口稀疏，机遇和地理的劣势。 - It is hard to cluster high-dimensional data using traditional clustering algorithm because of the sparsity of data.
在高维空间中，由于数据的稀疏性，传统的聚类方法难以有效地聚类高维数据。 - This improved program has solved the scalability, sparsity, cold start problems in a certain extent.
改进方案在一定程度上解决了CF推荐算法遇到的矩阵稀疏性问题、冷启动问题和可扩展性差问题。 - Based on it, the incompletely sparsity problem is also put forward.
并在此基础上，提出了非完全稀疏性的问题。 - We proposed an object tracking algorithm based on sparsity feature and color feature.
提出结合稀疏性和颜色的方法实现目标追踪的算法。 - Effective hybrid collaborative filtering algorithm for alleviating data sparsity This property is read-only once the data source is bound.
一种有效缓解数据稀疏性的混合协同过滤算法如果数据源为结合型，则该属性是只读的。