Thank you very much! John Uebersax wrote:
> You might consider bypassing CART and trying other, more direct, > "brute-force" approaches. > > If the diagnostic tests all have binary outcomes, you can use a > learning dataset to test all possible sequences of tests, and rank > sequences according to utility or cost-effectiveness. > > CART is not guaranteed to produce the optimal solution. A brute-force > approach can guarantee the optimal solution. > > Another advantage of a brute force approach is that you can consider > collateral information, such as costs of tests, ease of > administration, or logical priority. > > There are also some Bayesian models which might be better than CART > for selecting a good test sequence. > -------------------------------------------------------------------------------- > John Uebersax, PhD (858) 597-5571 > La Jolla, California (858) 625-0155 (fax) > email: [EMAIL PROTECTED] > > Statistics: http://ourworld.compuserve.com/homepages/jsuebersax/agree.htm > Psychology: http://members.aol.com/spiritualpsych > -------------------------------------------------------------------------------- -- ------------------------------------------------------- User: deng of Dept mgz MAILTO:[EMAIL PROTECTED] ------------------------------------------------------- . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
