Table 5 Clustering of complete SARS-CoV-2 sequences by variant after excluding minority variants. Excluding the sequences corresponding to the underrepresented variants, the resulting distribution of sequences among the four most abundant variants is shown.

From: Identification of mathematical patterns in genomic spectrograms linked to variant classification in complete SARS-CoV-2 sequences

Variant

Number of sequences

Percentage

pre-VOC

218,198

14.64%

Alpha

198,722

13.33%

Delta

325,285

21.82%

Omicron

748,635

50.22%

Total subsample

1,490,840

100.00%

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