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Error: collinearity in combined matrix of intercept and covariates for model 0 #21

@abhisheksinghnl

Description

@abhisheksinghnl

Hi,

I am running mmdiff, with three groups each with 3 replicates. The program throws up this error:

The command that I am using is :

~/Softwares/MMseq/mmseq/bin/mmdiff-linux -m mat1.txt /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_1.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_2.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_3.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_1.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_2.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_3.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_1.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_2.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_3.namesorted.bam.hits.gene.mmseq > E18vsOthers.mmdiff
and this is what happens:

Min unique hits fraction for normalisation: 1
No. threads: 16
Parsing /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_1.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_2.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_3.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_1.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_2.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_3.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_1.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_2.namesorted.bam.hits.gene.mmseq /media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_3.namesorted.bam.hits.gene.mmseq 
Analysing 32637 features
Using 12943/32637 features for normalisation.
Log scale normalisation factors:
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_1.namesorted.bam.hits.gene.mmseq	-0.0922577
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_2.namesorted.bam.hits.gene.mmseq	0.157586
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/E18/E18_3.namesorted.bam.hits.gene.mmseq	-0.309913
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_1.namesorted.bam.hits.gene.mmseq	0.370167
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_2.namesorted.bam.hits.gene.mmseq	0.127327
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P1/P1_3.namesorted.bam.hits.gene.mmseq	-0.515323
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_1.namesorted.bam.hits.gene.mmseq	0.04334
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_2.namesorted.bam.hits.gene.mmseq	0.1999
	/media/data/u0106457/FASTQ/Rat/Ageing/AlignedBowtie1/P3/P3_3.namesorted.bam.hits.gene.mmseq	0.153414
Design matrix for model 0 ([1|M]):
Error: collinearity in combined matrix of intercept and covariates for model 0

Could you please let me know, how to fix this.

Thank you

Best regards
Abhishek

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