phredTable: phredTable: Returns a data.frame with phred encodings.
Description
The function calculates characters and corresponding ascii values for a given
range of phred values. As default, a data.frame with all valid phred values
{0,...,93} is returned.
Usage
phredTable(phred)
Arguments
phred
numeric. Vector with phred values. All values must be
in 0:93
Value
. The data.frame has three columns: "ascii","phred"
and "char"
References
Ewing B, Green P
Base-calling of automated sequencer traces using phred. II. Error probabilities.
Genome Research 1998 Vol. 8 No. 3 186-194