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ChIPseqR (version 1.26.0)

pickPeak: Identify peaks above a given threshold

Description

Given a vector of scores and a threshold, this function finds all peaks that exceed the threshold.

Usage

pickPeak(score, threshold, offset = 0, sub = FALSE)

Arguments

score
Numeric vector.
threshold
All values in score below this value are ignored.
offset
Offset to add to the determined peak locations.
sub
Logical. If this is FALSE (the default) for each region that exceeds the threshold only the global maximum is returned. Otherwise local maxima are returned as well.

Value

If sub = FALSE a numeric vector giving the location of all peaks. Otherwise a list with components
peaks
The same peak locations that are returned for sub = FALSE.
subPeaks
A list with one component for each entry in ‘peaks’ giving the location of local maxima.

See Also

callBindingSites, startScore, getCutoff