Several measurement techniques used in the life sciences gather data for many more variables per sample than the typical number of samples assayed. For instance, DNA microarrays and mass spectrometers ...

A method is presented that constrains principal components analysis (PCA) to extract a first component that, by definition, summarizes isometric size alone. The remaining information is partitioned ...

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Principal Solar, Inc. does not have significant operations. It focuses on renewable energy and natural gas sectors. The company is headquartered in Dallas Texas.