Create an MSdev object

Create a new MSdev object for mass spectrometry data analysis. This function initializes the project structure, detects raw data format, and creates sample information from the raw data directory.

Usage

MSdev(
  rawDataDir = "C:/Users/91879/OneDrive/Code/R/Projecct/2022.1.8_MS.demo/Demo/raw.data",
  projectDir = dirname(rawDataDir),
  experimentInfo = MS_Exp()
)

Arguments

rawDataDir

path to directory containing raw mass spectrometry data files (supported extensions: .wiff, .raw, .mzXML, .mzML, .lcd; matching is case-insensitive)

projectDir

project directory for storing processed data, defaults to parent of rawDataDir

experimentInfo

MS_Exp object containing experiment metadata

Value

MSdev object