non-negative matrix的例句大全

The Latent Semantic Image Retrieval Based on Non-negative Matrix Factorization

基于非负矩阵分解的隐含语义图像检索

The feasibility to apply the algorithm of non-negative matrix factorization on intrusion detection is demonstrated.

论证了 非 负矩阵分解算法在入侵检测中应用的可行性.

Non-negative matrix factorization ( NMF) has been proposed for multivariate data analysis, with non-negativity constraints.

非负矩阵因子分解（non-negative Matrix Factorization，NMF）是对非负数据处理的一种多元统计分析方法。

The advantage of the framework structure is its multi-engines. Because of its independent of the engine structure, the system can be flexibly adjusted according to the algorithm. We introduce the framework of the recommendation engine for collaborative filtering algorithm combined with Non-negative matrix factorization.

该框架的优势在于它的多引擎结构，各引擎之间结构独立，可以根据算法灵活调整，本文详细介绍了结合非负矩阵分解的协同过滤推荐算法使用的引擎框架。

wavelet-based non-negative matrix factorization with sparseness constraints for face recognition

基于小波和非负稀疏矩阵分解的人脸识别方法

the approximation degree of non-negative matrix factorization was measured by euclidean distance and the matrix factorization problem has been transformed into least square optimization problem. and it is easily to verify that the computing complexity of this algorithm was reduced to a certain extent.

利用欧几里得距离度量非负矩阵分解的近似度，将其转化为利用最小二乘法求最优问题，在一定程度上降低了复杂度。

this system is employed to quantitatively predict 1:200,000 scale silver mineral prediction in the east of inner mongolia. main features of the matrix vectors are extracted by using the selected local non-negative matrix factorization method ( lnmf).

并使用该系统对内蒙古东部地区1：20万银矿产资源进行了定量预测，利用选定的局部非负矩阵分解方法（LNMF）对集成变量矩阵中的主要特征向量进行了提取与处理。

on the geometric properties of numerical range of a non-negative matrix

非负矩阵数值域的几何性质

the numerical range of non-negative matrix

非负矩阵的数值域

Study on Decision-making Model for Portfolio Investment under Non-negative Definite Covariance Matrix Feasible Sets of Portfolios with Singular Covariance Matrix

非负定方差阵下的证券组合投资决策模型研究

It is shown that the augmented covariance matrix ( ACM) of MR MIMO radars has no guarantee of non-negative definition, which may fail Capon estimation methods.

研究表明，最小冗余MIMO雷达的增广协方差矩阵无法保证具有非负定特性，而增广协方差矩阵的负定特性会使Capon谱估计方法失效。