get_n_snps_from_map_table: Get the number of SNPs from a '.map' table
In richelbilderbeek/plinkr: Interface to PLINK
get_n_snps_from_map_table R Documentation
Get the number of SNPs from a .map table
Description
Get the number of SNPs from a .map table
Usage
get_n_snps_from_map_table(map_table)
Arguments
map_table
a genetic mapping table.
A map_table is a tibble with the following columns:
-
CHR: the chromosome code or contig name.
The chromosome number cannot exceed 95
(https://www.cog-genomics.org/plink/1.9/input#chr_set)
-
SNP: Variant identifier
-
position_cm: Position in morgans or centimorgans.
This value is optional. Zeroes denote it is unused
-
BP: Base-pair coordinat
Use read_plink_map_file to read a PLINK .map file.
Use check_map_table to test if a genetic mapping table is valid.
Value
the number of SNPs
richelbilderbeek/plinkr documentation built on March 25, 2024, 3:18 p.m.
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| get_n_snps_from_map_table | R Documentation |
Get the number of SNPs from a .map table
Description
Get the number of SNPs from a .map table
Usage
get_n_snps_from_map_table(map_table)
Arguments
map_table |
a genetic mapping table. A
Use read_plink_map_file to read a |
Value
the number of SNPs
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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