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On 8/5/13 1:00 PM, Anindya Sankar Dey wrote:
> Hi All,
>
> I applied the naiveBayes function in e1071 package with the iris
> data, and here's the list that was created
>
> structure(list(apriori = structure(c(50L, 50L, 50L), .Dim = 3L,
> .Dimnames = structure(list( Y = c("setosa", "versicolor",
> "virginica")), .Names = "Y"), class = "table"), tables =
> structure(list(Sepal.Length = structure(c(5.006, 5.936, 6.588,
> 0.352489687213451, 0.516171147063863, 0.635879593274432 ), .Dim =
> c(3L, 2L), .Dimnames = structure(list(Y = c("setosa",
> "versicolor", "virginica"), Sepal.Length = NULL), .Names = c("Y",
> "Sepal.Length"))), Sepal.Width = structure(c(3.428, 2.77, 2.974,
> 0.379064369096289, 0.313798323378411, 0.322496638172637 ), .Dim =
> c(3L, 2L), .Dimnames = structure(list(Y = c("setosa",
> "versicolor", "virginica"), Sepal.Width = NULL), .Names = c("Y",
> "Sepal.Width"))), Petal.Length = structure(c(1.462, 4.26, 5.552,
> 0.173663996480184, 0.469910977239958, 0.551894695663983 ), .Dim =
> c(3L, 2L), .Dimnames = structure(list(Y = c("setosa",
> "versicolor", "virginica"), Petal.Length = NULL), .Names = c("Y",
> "Petal.Length"))), Petal.Width = structure(c(0.246, 1.326, 2.026,
> 0.105385589380046, 0.197752680004544, 0.274650055636667 ), .Dim =
> c(3L, 2L), .Dimnames = structure(list(Y = c("setosa",
> "versicolor", "virginica"), Petal.Width = NULL), .Names = c("Y",
> "Petal.Width")))), .Names = c("Sepal.Length", "Sepal.Width",
> "Petal.Length", "Petal.Width")), levels = c("setosa", "versicolor",
> "virginica"), call = quote(naiveBayes.default(x = X, y = Y, laplace
> = laplace))), .Names = c("apriori", "tables", "levels", "call"),
> class = "naiveBayes")
>
>
> I'm unable to understand that the first element of the list should
> be a vector like (50,50,50) but its correctly showing
> (0.33,0.33,0.33).
>
> Can anyone tell me which part of the code is doing this?
>
It is the function print.naiveBayes in naiveBayes.R of the e1071
package. Line 89 in my version of the file.
Best,
Bart
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