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Table 2 Block configurations used in experiments where we tested architectures with two or four processing units (PUs)

From: Scalable non-negative matrix tri-factorization

Dataset

Data type

2 PUs

4 PUs

Fetus

sparse

2×1

2×2

TCGA-BRCA

dense

1×2

1×4

E-TABM-185

dense

2×1

4×1

Retina

dense

2×1

2×2

Cochlea

dense

2×1

2×2

TCGA-Methyl

dense

1×2 (CPU only)

1×4

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BioData Mining

ISSN: 1756-0381