Changes in version 0.99.12 - Remove bugs in *.R, date: 2020.12.19. Changes in version 0.99.11 - We update the package after the first review. Changes in version 0.99.7 - 1. The error reporting problem of THRESH_slot =NULL in rank_PFP is - solved in PFP-class.R. - 2. Implement grouping of update path information from web pages. - Add the get_pathway_info function, the get_PFPRefnet function changes the ID - column for the pathway_info (with the species name added, such as Hsa04010), - and changes the trans_graph2pfprefnet.r operation for the pathway_info - in the load_kegg_graphs.R. - 3. Add pathway_info_hsa.rdata to data. Changes in version 0.99.6 - We update the package after the first review. Changes in version 0.99.5 - We update R version dependency from 4.0.0 to 4.1. Changes in version 0.99.4 - We subscribe to the bioc-devel mailing list Changes in version 0.99.3 - Remove bugs in *.R, date: 2020.11.19. Changes in version 0.99.2 - Remove bugs in *.R, date: 2020.11.8. Changes in version 0.99.1 - Remove bugs in *.R Changes in version 0.99.0 - We build a package that implements the pathway fingerprint framework.