ScoreMatrix function resultsmatrix object, and stores values (typically genome-wide scores) for a predefined set of regions
Each row on the ScoreMatrix is a predefined region (Ex: CpG islands, promoters) and columns are values across those regions.ScoreMatrixScoreMatrix object. You can also use S3Part() function to extract the matrix from ScoreMatrix object.'x[i,j]': Get or set elements from row i and column j and return a subset ScoreMatrix object.ScoreMatrix