A tool for genotype imputation. The STITCH algorithm works without reference panels and models chromosomes as a mosaic of unknown founders or ancestral haplotypes.
Davies RW, Flint J, Myers S, Mott R "Rapid genotype imputation from sequence without reference panels." Nat Genet. 2016 Aug;48(8):965-969. https://doi.org/10.1038/ng.3594
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