Description Usage Arguments Value Author(s) References Examples
A function for measuring ordering dependency between two vectors (the ordering measure).
1 | orderingDependency(attrVec, target, numericTarget = NULL, ...)
|
attrVec, target |
two numeric attributes or an attribute and a decision vector (not necessarily ordered). At least the first argument has to be numeric. |
numericTarget |
logical indicating whether the |
... |
optional arguments (currently omitted). |
a numeric value expressing ordering dependency between attrVec
and target
Andrzej Janusz
Andrzej Janusz and Marek Grzegorowski. Efficient Attribute Quality Assessment Using a Decision Ordering Measure. 2017.
1 2 3 4 5 6 7 8 9 10 11 12 13 | #############################################
data(methaneSampleData)
## an experiment on a sample from the data used in a data mining competition -
## IJCRS'15 Data Challenge: Mining Data from Coal Mines
## (https://knowledgepit.fedcsis.org/contest/view.php?id=109).
## The whole data set can be downloaded from the competition web page.
mrmrAttrs = mRMRfs(dataT = methaneData$methaneTraining,
target = methaneData$methaneTrainingLabels[, V2],
dependencyF = orderingDependency)
mrmrAttrs
|
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