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 sparsity of SAR image data was discussed based on the backscattering properties of targets in the image.
利用合成孔径雷达（SAR）图像中目标的后向散射特性和目标散射中心的理论，分析了SAR图像数据稀疏性的成因。 - This is not only because of the sparsity of the fringed.
这不仅是由于条纹稀疏。 - For a general banded matrix, discuss the sparsity pattern of the Q and R matrices from the QR decomposition of symmetric and non-symmetric tridiagonal matrices.
对于一般的带状矩阵，详述对对称与非对称三对角化矩阵做QR分解后，Q矩阵与R矩阵的稀疏元素分布型态。 - 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。 - 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。 - However, the dependency of neighborhood coefficients is also a prior to accelerate the convergence of reconstruction algorithm besides the sparsity.
除了稀疏性之外，邻域系数的相关性也可以作为先验知识加速重构算法收敛。 - Data set size, dimensionality and sparsity have been identified as aspects that make cluster more difficult.
数据集合的大小，数据的维数和数据的稀疏性都是制约聚类的不同方面。 - Research of Data Sparsity Problem in Recommendation Systems Based on Collaborative Filtering
基于协同过滤推荐系统的数据稀疏性问题研究 - 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。 - It is necessary and possible to lead the concept of sparsity into the theory of labor value.
将稀少性的概念引入劳动价值论既有必要，也有可能。