covariance造句
31. In this study, covariance and multiple correlation analysis were used to study the relationships between type traits and functional herd life(FHL) of Holsteins.
32. Statistical analysis included descriptive statistics, t-test, Chi-square test, paired t-test, Wilcoxon Signed Ranks test, analysis of covariance.
33. A spectral estimator based on the rank-deficient sample covariance matrix was developed to improve the robustness of estimates of the rank-deficient robust Capon filter-bank (RCF) spectral estimator.
34. Methods Scale was used to assess the QOL of children, body mass index (BMI) was used to classify the children. Analysis of covariance was used to compare the QOL among different groups.
35. Analysis of covariance was used to test differences in mean BMDs across genotypes.
36. In the beginning, we construct a time - frequency covariance matrix using original feature extracted from each frame.
37. For estimating the model parameters, the method, in which error covariance matrix P(K) is recursively factorized with U-D factorization technique on the basis of RCKE algorithm, is adopted.
38. For this special multisensor system, distributed optimal fusion algorithm is received by avoiding computing correlated estimation covariance based on the matrix operation.
39. Results show that the Copula based method produces better backtest results than the traditional variance - covariance method.
40. In contrast with the prediction coefficients error of self-correlative method and instability of covariance method, this algorithm improves the short-time average precision observably.
41. With covariance matching technique and innovation information of filtering, the noise variance is dynamically adjusted and the mean square error of the fusion system always keeps minimum.
42. Results:A general framework of the model is established. The property of covariance density and the goodness of fit test are given.
43. POOLVD pooledvariance - covariance matrix from two or more data matrices. Dan also perform a test for homogeneity.
44. Those little minus and addition signs are used to denote contravariance and covariance, respectively.
45. Correlated algorithms of covariance matrix were researched and analysed. Thoroughly studying was given to the physical meaning of covariance matrix.
46. In the multi-variable system, there generally exist errors in the determination of independent variable number based on covariance matrix eigenvalues because of the nonuniformity in data space.
47. By averaging the previous results, a new covariance matrix is obtained. It is a full rank matrix.
48. A full introduction to covariance and contravariance would take too long.
49. Covariance enables you to use a more derived type than that specified by the generic parameter.
49.try its best to gather and create good sentences.
50. In the beginning, we construct a time-frequency covariance matrix using the original feature extracted from each frame.
51. When the blood lead level was adjusted by covariance analysis, reactive time in choice reaction test of the ALAD1-2 genotype was closed to that of ALAD1-1 homozygote.
52. Note that although the above examples show how to declare covariance and contravariance for delegate types, it's not different to do so with interfaces.
53. By using the arrays normalized general impedance matrix to express the mutual coupling between the elements, the characteristics of the covariance matrix of the adaptive arrays are analyzed.
54. We can get the ellipticity and linearity from the eigenvalues of the covariance matrix.
55. In this paper, we discover that the scale parameter of a gamma distribution is exactly equal to the covariance of the r. v. and its logarithm.
56. Returns the covariance of two series evaluated over a set ( biased ).
57. A low-complexity adaptive quadrature amplitude modulation(QAM) scheme was presented to increase throughput for multi-antenna communication system with covariance feedback.
58. Objective To study the effect of covariate imbalance on analysis of covariance.
59. In the process of Kalmsn filtering, our algorithm uses the sequential process and the U-D covariance factorization technique to improve the computing speed and numeric stability of filtering.
60. Covariance and contravariance in generic type parameters are supported for reference types, but they are not supported for value types.
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