*omeSOM: a software for clustering and visualization of transcriptional and metabolite data mined from interspecific crosses of crop plants

Table 1 Input training set containing measurements for T transcripts and M metabolites from P genotypes.

P IL₁	IL₂	...	IL_i	...	IL_P
$x_{1}^{t_{1}}$	$x_{2}^{t_{1}}$	...	$x_{i}^{t_{1}}$	...	$x_{P}^{t_{1}}$	Transcript1
$- x_{1}^{t_{1}}$	$- x_{2}^{t_{1}}$	...	$- x_{i}^{t_{1}}$	...	$- x_{P}^{t_{1}}$	Transcript1(inv)
$x_{1}^{t_{2}}$	$x_{2}^{t_{2}}$	...	$x_{i}^{t_{2}}$	...	$x_{P}^{t_{2}}$	Transcript2
$- x_{1}^{t_{2}}$	$- x_{2}^{t_{2}}$	...	$- x_{i}^{t_{2}}$	...	$- x_{P}^{t_{2}}$	Transcript2(inv)
⋮	⋮	⋱	⋮	⋮	⋮	...
$x_{1}^{T}$	$x_{2}^{T}$	...	$x_{i}^{T}$	...	$x_{P}^{T}$	TranscriptT
$- x_{1}^{T}$	$- x_{2}^{T}$	...	$- x_{i}^{T}$	...	$- x_{P}^{T}$	TranscriptT(inv)
$x_{1}^{m_{1}}$	$x_{2}^{m_{1}}$	...	$x_{i}^{m_{1}}$	...	$x_{P}^{m_{1}}$	Metabolite1
$- x_{1}^{m_{1}}$	$- x_{2}^{m_{1}}$	...	$- x_{i}^{m_{1}}$	...	$- x_{P}^{m_{1}}$	Metabolite1(inv)
$x_{1}^{m_{2}}$	$x_{2}^{m_{2}}$	...	$x_{i}^{m_{2}}$	...	$x_{P}^{m_{2}}$	Metabolite2
$- x_{1}^{m_{2}}$	$- x_{2}^{m_{2}}$	...	$- x_{i}^{m_{2}}$	...	$- x_{P}^{m_{2}}$	Metabolite2(inv)
⋮	⋮	⋱	⋮	⋮	⋮	...
$x_{1}^{M}$	$x_{2}^{M}$	...	$x_{i}^{M}$	...	$x_{P}^{M}$	MetaboliteM
$- x_{1}^{M}$	$- x_{2}^{M}$	...	$- x_{i}^{M}$	...	$- x_{P}^{M}$	MetaboliteM(inv)

ISSN: 1471-2105