dataset07.Rd
This is referred to in the book as the "OPT" dataset (for OptiMam). It consists of 162 cases, 81 of which are diseased, interpreted in five treatments (see reference, basically different ways of acquiring the images) by seven radiologists using the FROC paradigm.
dataset07
A list with 3 elements: $ratings
, $lesions
and $descriptions
; $ratings
contain 3 elements, $NL
, $LL
and $LL_IL
as sub-lists; $lesions
contain 3 elements, $perCase
, $IDs
and $weights
as sub-lists; $descriptions
contain 7 elements, $fileName
, $type
, $name
,
$truthTableStr
, $design
, $modalityID
and $readerID
as sub-lists;
rating$NL
num Array[1:5, 1:7, 1:162, 1:4] ratings of non-lesion localizations NLs
rating$LL
num Array[1:5, 1:7, 1:81, 1:3] ratings of lesion localizations LLs
rating$LL_IL
NA This placeholder is used only for LROC data
lesions$perCase
int Array[1:81], number of lesions per diseased case
lesions$IDs
num Array[1:81, 1:3], numeric labels of lesions on diseased cases
lesions$weights
num Array[1:81, 1:3], weights (or clinical importance) of lesions
descriptions$fileName
chr "dataset07", base name of dataset in `data` folder
descriptions$type
chr "FROC" the data type
descriptions$name
chr "LUCY-WARREN", the name of the dataset
descriptions$truthTableStr
num Array[1:5, 1:7, 1:162, 1:4] truth table structure
descriptions$design
chr "FCTRL", study design factorial dataset
descriptions$modalityID
[1:5] "1" "2" "3" "4" ..., modality labels
descriptions$readerID
chr Array[1:7] "1" "2" "3" "4" ..., reader labels
Warren LM, Mackenzie A, Cooke J, et al. Effect of image quality on calcification detection in digital mammography. Medical Physics. 2012;39(6):3202-3213.
res <- str(dataset07)
#> List of 3
#> $ ratings :List of 3
#> ..$ NL : num [1:5, 1:7, 1:162, 1:4] 1 2 1 2 -Inf ...
#> ..$ LL : num [1:5, 1:7, 1:81, 1:3] 2 -Inf 2 -Inf 1 ...
#> ..$ LL_IL: logi NA
#> $ lesions :List of 3
#> ..$ perCase: int [1:81] 1 1 1 3 1 1 1 1 1 1 ...
#> ..$ IDs : num [1:81, 1:3] 1 2 3 4 7 8 9 10 11 12 ...
#> ..$ weights: num [1:81, 1:3] 1 1 1 0.333 1 ...
#> $ descriptions:List of 7
#> ..$ fileName : chr "dataset07"
#> ..$ type : chr "FROC"
#> ..$ name : chr "LUCY-WARREN"
#> ..$ truthTableStr: num [1:5, 1:7, 1:162, 1:4] 1 1 1 1 1 1 1 1 1 1 ...
#> ..$ design : chr "FCTRL"
#> ..$ modalityID : Named chr [1:5] "1" "2" "3" "4" ...
#> .. ..- attr(*, "names")= chr [1:5] "1" "2" "3" "4" ...
#> ..$ readerID : Named chr [1:7] "1" "2" "3" "4" ...
#> .. ..- attr(*, "names")= chr [1:7] "1" "2" "3" "4" ...
## PlotEmpOpChr(dataset = dataset07, opChType = "wAFROC")$Plot