Solutions to Multilevel Sparse Matrix Problems

12 Mar 2020 Nolan Tui H. Wand Matt P.

We define and solve classes of sparse matrix problems that arise in multilevel modeling and data analysis. The classes are indexed by the number of nested units, with two-level problems corresponding to the common situation in which data on level 1 units are grouped within a two-level structure... (read more)

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  • STATISTICS THEORY
  • STATISTICS THEORY