mbend: an R package for bending non-positive-definite symmetric matrices to positive-definite

BMC Genomic Data

Table 3 Deviation and correlation between the upper triangle (excluding diagonal) elements of C_(5 × 5) (the correlation matrix) and its unweighted bent matrix

Statistics	HJ03–2^a	HJ03–4^b	LRS14^c	DB88–4^d
Min (dev.)	−0.0826	−0.0797	−0.0788	−0.1095
Max (dev.)	0.0725	0.0702	0.0717	0.0264
Mean (dev.)	−0.0200	−0.0194	−0.0204	−0.0448
AAD	0.0490	0.0475	0.0491	0.0554
Correlation	0.9841	0.9853	0.9854	0.9896
RMSD	0.0537	0.0520	0.0530	0.0622
Number of iterations	4	13	39	1

dev. = bend(V) – V; AAD = average absolute deviation; RMSD = root of mean squared deviation; ^a Method of Jorjani et al. [4] with ϵ = 10⁻²; b Method of Jorjani et al. [4] with ϵ = 10⁻⁴; ^c Method of Schaeffer [3]; ^d Method of Bock et al. [7] with ϵ = 10⁻⁴

ISSN: 2730-6844