Sentence examples for matrix was extracted from inspiring English sources

Set 2 consisted of post-extraction spiked samples (blank matrix was extracted and then spiked with standards).

In this study, statistical analyses such as correlation coefficient, factor analysis and factor scores were used for understanding the dataset attained in the study area using Statistical Package of Social Studies (SPSS) version 17. Correlation matrix was extracted by the principal component analytical (PCA) method.

In order to quantify how close two image categories are in the 15D eigenspace, the sample covariance matrix was extracted and the mean Mahalanobis distance (Mahalanobis, 1936) was calculated for each pair of image categories.

In order to quantify how close two image categories are in the 15D eigenspace, the covariance matrix was extracted and the mean Mahalanobis distance [35] was calculated for each pair of image categories (Table S2).

The rotated factor loadings matrix was extracted (varimax rotation).

The powdered matrix was extracted with ethanol and sterilized in water-saturated phenol for 30 minutes.

Color histogram and texture features based on a co-occurrence matrix are extracted to form feature vectors.

Multiple textural features based on histogram and gray level co-occurrence matrix were extracted from the segmented images and ranked them automatically using the sequential forward feature selection method in order to select the best minimal features for the classification purpose.

Note however that only very few measures on the co-occurrence matrix are extracted.

The eigenvector of the adjacency matrix is extracted from its Laplace matrix and is subsequently used for clustering.

In FE methods, by the use of principal component analysis (PCA), the information contained in the descriptors data matrix is extracted into new orthogonal variables with lower dimensions.