Sentence examples for matrices missing data from inspiring English sources

The ordination approach is more naturally able to account for the difference in information content arising from the non-square data matrices, missing data, and differences in interpretation of matches for categorical variables [25].

Also, a number of statistical issues in power curve mapping remain solved that include optimal structuring of the (co variance matrix, missing data problems and QTL × QTL and QTL × environment interactions.

To apply the low-rank representation scheme on matrices with missing data, the introduction of the random sub-sampling operator is necessary.

Allowances are made for unequal models, unknown covariance matrices and missing data.

85% of this matrix contains missing data (empty cells; distribution in Additional file 2).

Because sampling depended on the availability of sequences published in GenBank, roughly 23% of the molecular matrix was missing data.

In the case that the base at location j in region i cannot be methylated (for example, it is not a cytosine or part of a CG site), the matrix contains "missing data" (grey boxes in Fig.  1).

The reduced data set was tailored for a combined analysis to have a maximum taxonomic overlap of morphological and molecular character matrices with minimum missing data.

Here, we selected nuclear genes from those matrices that minimized missing data and maximized taxon coverage to resolve the question at hand.

Additionally, the SHL approach is orders of magnitude faster than traditional bootstrapping [ 94, 212, 213], and it appears to be similarly robust to matrices with extensive missing data [ 41].

The resulting matrix was very sparse, with more than 94% of the matrix consisting of missing data or gaps.