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- dimensionality reduction algorithm 降维算法
- Performance Optimization of Fractal Dimensionality Reduction Algorithm 一种高效的分形属性选择算法
- DIMENSIONALITY REDUCTION ALGORITHM OF STEADY-STATE CONTROL POWER FLOW CONSIDERING CONTROL CHARACTERISTICS OF GENERATING SETS 计及机组控制特性的稳态控制潮流的降维算法
- Thirdly, standardization and dimension reduction are performed to classify signals in each signal subspace. 再次,对每一个子空间信号特征向量进行标准化、降维和分类;
- It was shown that the SLSI approach led to drastic dimension reduction and it maintained the classification accuracy as well. SLSI可以取得好的降维效果,同时也能保证文本分类的精度。
- The results show that the proposed method used for QAR data has a good effect of dimension reduction and high rate of correct classification. 实验结果显示:把该方法用于QAR数据具有良好的降维效果和高分类正确率。
- The paper analyses the two methods in detail and deduces the relation of PCA to SVD when they are used in dimension reduction. 在模式识别的过程中,进行特征的选择有两个目标:丢弃一些对分类贡献不大的特征;
- In order to get the reduction of attribute,the paper proposes a rough set attribute reduction algorithm based on AGA. 摘要 为了获得有效的属性最小相对约简,提出了一种基于自适应遗传算法的粗糙集知识约简算法。
- The dimension reduction of ICA is the fundamental factor in the recognition rate and speed improvement and the modified SVM method gives an amazing result in this area. 修正SVM方法是对原有SVM方法的一个改进,借助于特征压缩后的数据集,识别效率有了很大的改善。
- The general reduct algorithm was improved and a new heuristic one was introduced. 5. 4.;对现有的约简算法进行了改进,并提出了一种求取较优约简的启发式算法。
- Combining the max rate sampling strategy and the discernibility matrix together creates the dynamic reduct algorithm. 结合概率抽样策略和差别矩阵构造出一个动态约简算法。
- A new adaptive data reduction algorithm is presented to display large amounts of data on the computer screen of active sonar system. 摘要本文讨论了主动声纳系统中主动检测结果的数据显示问题。
- In addition, a SAR interferogram noise reduction algorithm based on the SNR threshold is proposed with detailed flow graph analysis. 在此滤波方法的基础上, 进一步提出了基于信噪比门限判断的干涉图两级处理滤波法,并对其处理流程做了详细的讨论。
- Based on the Neighborhood Preserving Embedding (NPE) algorithm, a novel dimensionality reduction method called ONPE is proposed. 摘要在邻域保护嵌入算法的基础上,提出了一种新的降维方法-正交邻域保护嵌入算法。
- In the paper,some shortcomings of Zhi Tian-yun s the attribute reduction algorithm based on binary discernibility matrix are pointed out. 指出支天云的二进制可分辨矩阵约简算法存在的不足,给出简化的决策表定义和基于二进制可分辨矩阵的属性频率函数的定义。
- An efficient method to calculate the quasi-static capacitance of the via hole structure embedded in a multilayered dielectric media named Dimension Reduction Technique(DRT) is presented. 本文采用维数缩减技术(DRT)提取了多层介质中通孔结构的准静态电容参数。
- To this issue,an attribute frequency reduction algorithm based on improved discernibility matrix is presented in this article. 针对这一问题,提出了一种基于改进可辨识矩阵的属性频率约简算法。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- The Locally Linear Embedding(LLE) algorithm is an effective technique for nonlinear dimensionality reduction of high-dimensional data. 局部线性嵌入(LLE)算法是有效的非线性降维方法,时间复杂度低并具有强的流形表达能力。
- It is testified that in contrast with algorithm without dimensionality reduction,this algorithm can improve the performance signature signally. 实验结果表明,与不采用降维算法的检测方案相比,提出的方案能够显著地提高检测的准确率。