Differentiability of Kruskal's Stress at a Local Minimum
- 1 March 1984
- journal article
- Published by Cambridge University Press (CUP) in Psychometrika
- Vol. 49 (1) , 111-113
- https://doi.org/10.1007/bf02294209
Abstract
It is shown that Kruskal's multidimensional scaling loss function is differentiable at a local minimum. Or, to put it differently, that in multidimensional scaling solutions using Kruskal's stress distinct points cannot coincide.Keywords
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