www.gusucode.com > bioinfo 案例源码程序 matlab代码 > bioinfo/PlotPhredScoreDistributionsExample.m
%% Plot Phred score distributions % %% % 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. % Copyright 2015 The MathWorks, Inc. QSObj = BioReadQualityStatistics('SRR005164_1_50.fastq', ... 'FilterLength', 40, ... 'QualityScoreThreshold', 5); %% % Plot Phred quality scores at given base positions. plotPerPositionQuality(QSObj) %% %