@other{https://resolver.caltech.edu/CaltechTHESIS:07052012-191337554, title = "Clustering Affine Subspaces: Algorithms and Hardness", year = "2012", url = "https://resolver.caltech.edu/CaltechTHESIS:07052012-191337554", id = "record", doi = "10.7907/VF38-NT60" }