, 2004 10:20 PM
To: [EMAIL PROTECTED]
Subject: [R] an off-topic question - model validation
Currently, I am working on a data mining project and plan to divide
the data table into 2 parts, one for modeling and the other for
validation to compare several models.
But I am not sure about
Currently, I am working on a data mining project and plan to divide
the data table into 2 parts, one for modeling and the other for
validation to compare several models.
But I am not sure about the percentage of data I should use to build
the model and the one I should keep to validate the model.
Wensui Liu wrote:
Currently, I am working on a data mining project and plan to divide
the data table into 2 parts, one for modeling and the other for
validation to compare several models.
But I am not sure about the percentage of data I should use to build
the model and the one I should keep to