Function matrix of appartenance group

Method to create a binary matrix with proteins in columns and peptides in lines on a MSnSet object (peptides)

Usage

BuildAdjacencyMatrix(obj.pep)

Arguments

obj.pep

An object (peptides) of class MSnSet.

Value

A binary matrix

Author

Florence Combes, Samuel Wieczorek, Alexia Dorffer

Examples

data(Exp1_R25_pept, package="DaparToolshedData")
protId <- "Protein_group_IDs"
obj <- Exp1_R25_pept[[1]]
obj.pep <- obj[seq_len(10)]
BuildAdjacencyMatrix(obj.pep)
#> 10 x 9 sparse Matrix of class "dgCMatrix"
#>                           1210 1987 2232 254 364 379 534 599 858
#> AAAAQDEITGDGTTTVVCIVGEIIR    1    .    .   .   .   .   .   .   .
#> AAADAISDIEIK                 .    .    .   1   .   .   .   .   .
#> AAADAISDIEIKDSK              .    .    .   1   .   .   .   .   .
#> AAAEEQAKR                    .    .    .   .   .   .   1   .   .
#> AAAEGVANIHIDEATGEMVSK        .    .    .   .   1   .   .   .   .
#> AAAEYEKGEYETAISTINDAVEQGR    .    .    .   .   .   1   .   .   .
#> AAAHSSIKEYDQAVK              .    .    1   .   .   .   .   .   .
#> AAAPGIQIVAGEGFQSPIEDR        .    1    .   .   .   .   .   .   .
#> AAAPTVVFIDEIDSIAK            .    .    .   .   .   .   .   1   .
#> AACIVQNGIATWFPIAVTK          .    .    .   .   .   .   .   .   1