Abstract
The problem of locating two sets of points in a joint space, given the Euclidean distances between elements from distinct sets, is solved algebraically. For error free data the solution is exact, for fallible data it has least squares properties.
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Schönemann, P.H. On metric multidimensional unfolding. Psychometrika 35, 349–366 (1970). https://doi.org/10.1007/BF02310794
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DOI: https://doi.org/10.1007/BF02310794