Q_NX | R Documentation |
Q_{NX}(K)
criterionA curve indicating the percentage of points that are mild in- and extrusions or keep their rank.
Q_NX(Q)
Q |
a co-ranking matrix |
Q_{NX}(K) = \frac{1}{KN} \sum_{k=1}^{K}\sum_{l=1}^{K}Q_{kl}
A vector with the values for Q_NX(K)
Guido Kraemer
Lueks, W., Mokbel, B., Biehl, M., & Hammer, B. (2011). How to Evaluate Dimensionality Reduction? - Improving the Co-ranking Matrix. ArXiv:1110.3917 [Cs]. http://arxiv.org/abs/1110.3917
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