27 lines
724 B
R
27 lines
724 B
R
print.dataset.statistics = function(dataset)
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{
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if (ncol(dataset) == 0) # for mockups
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{
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flog.warn("Empty dataset")
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return()
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}
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no.cases = nrow(dataset)
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no.attributes = ncol(dataset) - 1
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perc.classes =
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round(100*as.numeric(table(dataset[, ncol(dataset)]))/nrow(dataset), 0)
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flog.info(paste0("Cases: ", no.cases, ", attributes: ", no.attributes,
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", classes: ", perc.classes[1], "%/", perc.classes[2], "%"))
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}
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setup.logger = function(output.file, overwrite.existing.files)
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{
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if (overwrite.existing.files & file.exists(output.file))
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{
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file.remove(output.file)
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}
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invisible(flog.appender(appender.tee(output.file)))
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}
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