Multidimensional scaling on a sphere |
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Authors: | Trevor F Cox Michael AA Cox |
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Institution: | 1. Departments of Mathematics and Statistics;2. Engineering Mathematics , The University of Newcastle upon Tyne , NE1 7RU, UK |
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Abstract: | Nonmetric multidimensional scaling (MDS) is adapted to give configurations of points that lie on the surface of a sphere.There are data sets where it can be argued that spherical MDS is more relevant than the usual planar MDS.The theory behind the adaption of planar MDS to spherical MDS is outlined and then its use is illustrated on three data sets. |
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Keywords: | dissimilarity multidimensional scaling spherical data |
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