Returns the named list of BgnormResult objects attached to a
QPTIFFImage by bgnorm_pixels, or NULL if
the image has not been background-normalised.
Examples
path <- system.file("extdata", "PA_HNC_sample.ome.tiff", package = "bgnormR")
img <- read_qptiff(path)
#> Reading TIFF directory structure ...
#> Reading OME-TIFF metadata ...
#> Reading IFD page layouts ...
#> Loading 5 channel(s) ...
#> Loading 5 channel(s) ...
adj <- bgnorm_pixels(img, markers = names(img)[1])
bgnorm_results(adj)
#> $CD20
#> BgnormResult (pixel-level)
#> n = 440000
#> Component means: 0.028 0.392 1.161
#> JSD (QC metric): 0.4745
#> BIC (G=2): -0.35 BIC (G=3): -0.04
#> No signal detected: FALSE
#> Quantile normalised: FALSE
#> Tissue positivity: 18.1%
#>
#> $CD3e
#> BgnormResult (pixel-level)
#> n = 440000
#> Component means: 0.146 0.87 1.961
#> JSD (QC metric): 0.4402
#> BIC (G=2): -1.64 BIC (G=3): -1.43
#> No signal detected: FALSE
#> Quantile normalised: FALSE
#> Tissue positivity: 16.4%
#>
#> $CD8
#> BgnormResult (pixel-level)
#> n = 440000
#> Component means: 0.023 0.122 0.798
#> JSD (QC metric): 0.7089
#> BIC (G=2): 1.74 BIC (G=3): 2.3
#> No signal detected: FALSE
#> Quantile normalised: FALSE
#> Tissue positivity: 12.6%
#>
#> $PanCK
#> BgnormResult (pixel-level)
#> n = 440000
#> Component means: 0.03 0.164 1.873
#> JSD (QC metric): 0.8818
#> BIC (G=2): -1.69 BIC (G=3): -1.4
#> No signal detected: FALSE
#> Quantile normalised: FALSE
#> Tissue positivity: 67.8%
#>
#> $Vimentin
#> BgnormResult (pixel-level)
#> n = 440000
#> Component means: 0.014 0.321 2.025
#> JSD (QC metric): 0.7541
#> BIC (G=2): -2.24 BIC (G=3): -1.9
#> No signal detected: FALSE
#> Quantile normalised: FALSE
#> Tissue positivity: 49.9%
#>