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。 - 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。 - Stylistically, the IBM/ mainframe roots of Rexx show in its case-insensitive commands; and to a lesser degree in the relative sparsity of punctuation it uses ( preferring keywords to symbols).
在文体上，Rexx的IBM/mainframe根源体现在它对命令的大小写敏感；在某种次要程度上也体现在它使用标点符号相对较少（更多用关键字而不是符号）。 - 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。 - Using the sparsity of the scene, pixels above the threshold are mapped to a triple before entropy encoding for both grayscales and locations.
利用场景的稀疏性，将阈值以上的像素映射到三元组，对其灰度和位置信息分别熵编码； - Sparsity of the target and the sampling rate on the reconstructed image quality also has been analyzed.
并对目标物体稀疏性和采样率对图像恢复质量的影响进行了分析。 - The fast inverse iteration algorithm and sparsity technique are also exploided to reduce the computation time and memory requirement.
在算法上采用快速逆迭代原理并应用稀疏存贮技术有效地节约了机时和内存。 - The sparse Bayesian learning algorithm guarantees the sparsity of the weighting coefficient matrix.
稀疏贝叶斯学习算法的应用，使得加权系数矩阵具有很好的稀疏性，保证了重建图像的质量。 - Research of Sparsity and Cold Start Problem in Collaborative Filtering
协同过滤系统的稀疏性与冷启动问题研究 - The application of sparsity technology evidently makes the matrix calculation of power system more efficient.
稀疏技术在电力系统中的应用显著提高了电力系统矩阵运算的效率。