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Gentleman, M. W.: Algorithm AS 75. Basic procedures for large, sparse or weighted least squares problems. Appl. Statist.23, 448–454 (1974). · doi:10.2307/2347147 |
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Gragg, W. B., Leveque, R. J., Trangenstein, J. A.: Numerically stable methods for updating regressions. J. Am. Statist. Ass.74, 161–168 (1979). · Zbl 0398.62058 · doi:10.2307/2286746 |
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Späth, H.: Algorithm 39. Clusterwise linear regression. Computing22, 367–373 (1979). · Zbl 0387.65028 · doi:10.1007/BF02265317 |
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Späth, H.: Cluster analysis algorithms for data reduction and classification of objects. Chichester 1980. · Zbl 0435.62059 |
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Späth, H.: correction to Algorithm 39. Clusterwise linear regression. Computing26, 275 (1981). · Zbl 0444.65020 · doi:10.1007/BF02243486 |