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An Algorithm for Finding Biologically Significant Features in Microarray Data Based on A Priori Manifold Learning

Figure 3

Dunn Index applied on gene-by-gene manifold for different cancers.

The Dunn Index found using a priori manifold learning learning (Blue) compared with PCA (Green) and Isomap (Red) computed using the gene-by-gene affinity matrix.

Figure 3

doi: https://doi.org/10.1371/journal.pone.0090562.g003