The Data Analysis Similarity between Microarray and GC-MS

I have finished Data Analysis for Genomics(HarvardX-PH525x) by Prof. Rafael A Irizarry and Dr. Michael I Love for more than a year until recently I realised the data analysis similarity between microarray and Gas chromatography–mass spectrometry(GC-MS).

When we talked about data analysis of microarray, we use different genes or probes as the rows and different samples as the columns. The responses are fluorescence signals.

When we talked about data analysis of microarray, we use different m/z as the rows …