维数约减,dimensionality reduction英语短句,例句大全

维数约减,dimensionality reduction
1)dimensionality reduction维数约减
1.So,a local and global preserving based semi-supervised dimensionality reduction (LGSSDR) method is proposed in this paper.在很多机器学习和数据挖掘任务中,仅仅利用边信息(side-information)并不能得到最好的半监督学习(semi-supervised learning)效果,因此,提出一种基于局部与全局保持的半监督维数约减(local and global preserving based semi-supervised dimensionality reduction,简称LGSSDR)方法。
2.Nonlinear dimensionality reduction is a challenging problem encountered in a variety of high dimensional data analysis,including machine learning,pattern recognition,scientific visualization,and neural computation.最大方差展开(maximum variance unfolding,MVU)是在流形局部等距概念基础上提出的一种新的非线性维数约减算法,能有效学习出隐含在高维数据集中的低维流形结构。

英文短句/例句

1.Research on a Few Key Issues in Nonlinear Dimensionality Reduction Algorithms;非线性维数约减算法中若干关键问题的研究
2.The Application of Global Optimization Algorithm Based on Nonlinear Dimensionality Reduction in EEG Problem;基于非线性维数约减的优化算法在脑电问题中的应用
3.DIMENSIONALITY REDUCTION BASED ON SVM AND LDA,AND ITS APPLICATION TO CLASSIFICATION TECHNIQUE基于支持向量机和线性判别分析的维数约减方法及其应用(英文)
4.A Fast Face Detection Algorithm Based on Dimension Reduction一种基于维度约减的快速人脸检测方法
5.The Recursion Relization of the Greatest Common Divisor of Many Numbers with the Continuous Minus Method;辗转相减法求多个数的最大公约数的递归实现
6.Incremental and Decremental Maintenance of Frequent Patterns in Dynamic Databases;动态数据库中频繁模式的增减量维护
7.The drastic reduction in the geometric dimension leads to great simplification in mathematical analysis.几何维数的急剧减少导致数字分析的极大简化。
8.An Approach for Scientific Dataset Stream Reduction Based on Information Measures一种基于信息测度的科学数据集序列约减方法
9.The Derivations of the Finite Dimensional Irreducible Modules over the Loop AlgebrasLoop代数的有限维不可约模的导子
10.In 1994, the number of incidences of the above-mentioned four epidemic diseases fell by about 3.517 million and the number of deaths by about 13,000 as compared with 1978.１９９４年上述四种传染病发病总数较１９７８年减少了约351.7万例，死亡减少约1.3万例
11.3D Parameterized Modeling and Analysis on Capability of Reducer;减速器三维参数化建模及其性能分析研究
12.Numerical Analysis of the Effect of the Drag Reduction by Inserting an Airfoil in a Two-dimensional Cavity二维凹槽内加机翼减阻效果的数值分析
13.Research on Arbitrary Clipping Technology of 3D Volume Dataset and Its Application三维体数据的任意裁减技术及其应用研究
14.Numerical Investigation of Drag-reduction Control by Micro-suction-blowing on Airfoil二维翼型微吸吹气减阻控制新技术数值研究
15.Sub-pattern-based discriminative semi-supervised nonlinear dimensionality reduction子模式判别型半监督非线性维数减少算法
16.Real-time data stream clustering based on damped window and pruning dimension tree基于衰减窗口与剪枝维度树的实时数据流聚类
17.A simulation model on 3D trajectory of missile with parachute一种带减速伞的弹体三维弹道数值仿真模型
18.The Value of 2D and 3D DSA in Diagnosis and Clinical Application of Intracranial Aneurysms;二维和三维数字减影血管造影在脑动脉瘤的临床应用研究

相关短句/例句

dimension reduction维数约减
1.The problem of dimension reduction arises in many fields of information processing,including machine leaning,data compression,pattern recognition.维数约减问题出现在信息处理的许多方面,非线性方法主要有局部线性嵌入LLE(LocallyLinear Embedding)、拉普拉斯特征映射(Laplacian E igenmap)、基于Hessian矩阵的LLE等,它们通过在高维空间中设计数据集所在流形的拓扑、几何等特性,很好地弥补了线性降维不能发现数据集非线性结构的不足。
3)dimensionality reduction(DR)维数约减(DR)
4)linear dimension reduction线性维数约减
1.Application of a non-linear dimension reduction algorithm on document clustering;非线性维数约减算法在文档聚类中的应用
5)nonlinear dimensionality reduction非线性维数约减
1.Locally adaptive nonlinear dimensionality reduction;基于局域主方向重构的适应性非线性维数约减
2.Research and Application of Nonlinear Dimensionality Reduction;非线性维数约减的研究及其应用
3.Most algorithms of nonlinear dimensionality reduction suffer some flaws in common.现有的非线性维数约减算法需要求解大尺度特征值问题由于特征值问题至少二次的计算复杂性 ,这类算法在大样本集上的应用较受限制此外 ,现有算法的全局优化机制对于噪声较为敏感 ,且需要考虑“病态矩阵”的计算精度问题提出时间复杂性为O (NlogN)的自组织非线性维数约减算法SIE SIE的主要计算过程是局域的 ,可提高算法抗噪性、回避病态矩阵的计算精度问题仿真表明 ,对于无噪数据和含噪数据 ,SIE均可获得优化或近似优化的重构质
6)data reduction数据约减
1.This paper discusses a modified algorithm based on data reduction, which is able to reduce the number of pixels by aggregating similar ones.通过数据约减,即通过对相近的像素进行量化并聚合来减少像素个数,从而降低运算量。