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plotPerSequenceQuality

Class: BioReadQualityStatistics

Plot distribution of average quality scores

Syntax

plotPerSequenceQuality(QSObj)
H = plotPerSequenceQuality(QSObj)

Description

plotPerSequenceQuality(QSObj) plots the distribution of average quality scores for short-read sequences of the BioReadQualityStatistics object QSObj.

H = plotPerSequenceQuality(QSObj) returns the handle H to the axes object containing the generated plot.

Input Arguments

QSObj

BioReadQualityStatistics object.

Output Arguments

H

Handle to axes object containing generated plot.

Examples

Plot the Distribution of Average Quality Scores

Create a BioReadQualityStatistics object from a FASTQ file using only the first 40 characters of each read with a minimum average quality score of 5.

QSObj = BioReadQualityStatistics('SRR005164_1_50.fastq', 'FilterLength', 40, 'QualityScoreThreshold', 5);

Display the distribution of average quality scores.

plotPerSequenceQuality(QSObj)

See Also

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