您要查找的是不是:
- The ranks and natural logarithms of determinants printed are those of the group covariance matrices. 上图反映了协方差矩阵的秩和行列式的对数值;由行列式值可以看出协方差矩阵不是病态矩阵.
- By using the optimized covariance matrices to optimize the new regularized discriminant analysis (RDA), the correct classification rate is higher than that by the old RDA. 利用优化的协方差矩阵对正则化判别分析方法进行优化,其模式分类正确率有显著提高。
- This leads to too slow adaptations in the means and the covariance matrices,therefore the tracker can fail within a few seconds after initialization. 这就会导致距阵多个中心点匹配过慢,并且导致初始化后几秒钟内搜索追踪系统中断。
- The covariance matrices of the multiple arrays are coherently fused into one of a reference array, and then locations of multiple sources are estimated. 该算法首先融合多个传声器阵列数据,然后对多声源进行定位。
- This Monte Carlo study, utilizing variable sampling approach, is to systematically investigatethe estimation of covariance matrices from incomplete data. 摘要本研究以电脑模拟资料方式,探讨变数取样各种因素对共变数矩阵估计之影响。
- The character of the classifier is that it need not calculate the covariance matrices"inverses and the recognition accuracy is better than RDA and nearest neighbor classifier. 该分类器的特点是不需要计算样本的协方差矩阵的逆阵,且其识别率高于RDA及最近邻分类器。
- IMITATING COVARIANCE MATRIX OF DISPLACEMENT DATA AND ITS APPLICATION IN CALCULATION OF CRUSTAL STRAIN FIELD AS A WHOLE? 位移观测值协方差矩阵模拟及其在整体解算地壳应变场中的应用?
- When the observation noise is temporal correlation, Kalman Filter will not be able to achieve optimization, and its covariance matrix will be wrong. 在观测噪声不满足时间不相关的假设情况下,卡尔曼滤波将达不到最优滤波效果,并且其误差协方差阵也是错误的。
- DFT is used to estimate the covariance matrix of downlink channel of the path, not calculating DOA. 在不求出DOA的情况下,采用离散傅里叶变换来估计该路径下行信道协方差矩阵。
- Fault detection and classification (FDC) via sample covariance matrix is thus very important. 因此,对于共变异矩阵的错误侦测与鑑别(FDC)也越来越重要。
- Realized covariance matrix is a new measurement of the volatility and correlation of portfolio. 摘要“已实现”协方差矩阵是对投资组合波动性及相关性的一种全新的度量方法。
- The algorithm uses the sub-block of covariance matrix which is not affected by noise to estimate the parameters of DOA. 使用该算法和两平行均匀线阵可实现二维来波方向的快速估计。
- By averaging the previous results, a new covariance matrix is obtained.It is a full rank matrix. 对其进行平均后,所得到的相干信号协方差矩阵具有满秩性。
- By analyzing the weighted covariance matrix of a local neighborhood, its least-squares plane was estimated. 对局部邻域进行加权协方差分析,估计出该部域的最小二乘拟合平面。
- The FIVAR model based on realized covariance matrix is good basis of studying co-persistence. 针对“已实现”协方差阵建立的FIVAR模型为进一步研究波动的协同持续性提供了基础。
- A new online coupled algorithm for PCA and MCA which can simultaneously extract the eigenvectors and eigenvalues of the covariance matrix with coupled iterations is obtained. 给出能同时得到主成分分析或小成分分析所要求的特征值和特征向量的实时算法。
- With the characters of covariance and pseudo covariance matrix combined, the cost function feeds more useful information into the algorithm. 由于充分利用了非正则复向量不相关的特性,获得了更多有用的信息量,因此算法的收敛速度更快、提取效果更好,并且在线方式下算法更加稳定。
- The observation covariance matrix is a important factor of influence on navigation precision in position potential navigation. 在进行位置势导航滤波时,观测值的方差阵是影响导航滤波精度的重要因素。
- First, the colored noise covariance matrix is estimated, and at the same time, the primary estimations of the sensor positions and DOA are achieved. 该算法首先估计色噪声相关矩阵,同时对阵元位置和信源DOA作初步估计;
- The variabilities and complex relationships of semiconductor equipment variables can be characterized by the sample covariance matrix. 摘要:半导体制程的讯息不仅反映在平均值,也会反映在共变异矩阵之中。