Library Matching
I have a mass spectrum - now how do I figure out which metabolite it represents?
Classical vs. Feature-Based Molecular Networking
What is the difference between Classical Molecular Networking and Feature-Based Molecular Networking?
File Conversion
Why does mass spectrometry data come in so many file formats and which format should I use?
Adducts and Ion Mode
What are adducts in mass spectrometry and how are they affected by ion mode?
Proteomics vs. Metabolomics
Why is untargeted metabolomics analysis so much harder than proetomics analysis?
Statistics: p values
What is a p value and why is p<0.05 considered statistically significant?
Statistics: normalization
What is non-biological variance and how can data normalization help correct it?
Statistics: principal components analysis
What is principal components analysis (PCA) and how can I use it in untargeted metabolomics?
Statistics: machine learning
What is machine learning (ML) and how can I use it in untargeted metabolomics?