Generalized word shift graphs: a method for visualizing and explaining pairwise comparisons between textsRyan J. Gallagher, Morgan R. Frank, Lewis Mitchell, Aaron J. Schwartz, Andrew J. Reagan, Christopher M. Danforth and Peter Sheridan DoddsEPJ Data Sci., 10 1 (2021) 4DOI: https://doi.org/10.1140/epjds/s13688-021-00260-3