SC-LSGUF: Scaled-Constrained Least-Squares Geometrically Uniform Frame

What does SC-LSGUF mean? The above is one of SC-LSGUF meanings. It may have other definitions. Please refer to the end of this passage.

SC-LSGUF: Scaled-Constrained Least-Squares Geometrically Uniform Frame

Definition in English: Scaled-Constrained Least-Squares Geometrically Uniform Frame