S3 method to summarize objects of class
a required object of class
further arguments to be passed to or from other methods.
Summarizes the main results from inductive item tree analysis algorithms.
If the argument
object is of required type,
returns the vector of diff values, the quasi order, the error
rate, and the index in the selection set of the quasi order with minimum
Anatol Sargin, Ali Uenlue
Sargin, A. and Uenlue, A. (2009) Inductive item tree analysis: Corrections, improvements, and comparisons. Mathematical Social Sciences, 58, 376–392.
Uenlue, A. and Sargin, A. (2010) DAKS: An R package for data analysis methods in knowledge space theory. Journal of Statistical Software, 37(2), 1–31. URL http://www.jstatsoft.org/v37/i02/.
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