Robuta

https://deepai.org/publication/identifiability-of-kronecker-structured-dictionaries-for-tensor-data
12/10/17 - This paper derives sufficient conditions for reliable recovery of coordinate dictionaries comprising a Kronecker-structured dictio...
identifiabilitykroneckerstructureddictionariestensor
https://www.php.net/manual/uk/function.gmp-kronecker.php
phpgmpkroneckermanual
https://www.tensorflow.org/lattice/api_docs/python/tfl/kronecker_factored_lattice_lib/finalize_scale_constraints?authuser=3
Clips scale to strictly satisfy all constraints.
tflkroneckerfactoredlatticelib