# Simple Peak Alignment for Gas-Chromatography Data

## Documentation for package ‘GCalignR’ version 1.0.5

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

aligned_peak_data | Aligned Gas-Chromatography data
align_chromatograms | Aligning peaks based on retention times
as.data.frame.GCalign | Output aligned data in form of a data frame for each variable
blank_substraction | Subtraction of blank readings from sample readings
check_input | Check input prior to processing in GCalignR
choose_optimal_reference | Select the optimal reference for full alignments of peak lists
draw_chromatogram | Visualise peak lists as a pseudo-chromatogram
find_peaks | Detect local maxima in time series
GCalignR | GCalignR: A Package to Align Gas Chromatography Peaks Based on Retention Times
gc_heatmap | Visualises peak alignments in form of a heatmap
linear_transformation | Full Alignment of Peak Lists by linear retention time correction.
merge_redundant_rows | Merge redundant rows
norm_peaks | Normalisation of peak abundancies
peak_data | Gas-chromatography data for Antarctic Fur Seals (_Arctocephalus gazella_)
peak_factors | Grouping factors corresponding to gas-chromatography data of Antarctic Fur Seals (_Arctocephalus gazella_)
peak_interspace | Estimate the observed space between peaks within chromatograms
plot.GCalign | Plot diagnostics for an GCalign Object
print.GCalign | Summarising Peak Alignments with GCalignR
read_empower2 | Import data from single EMPOWER2 HPLC files
read_peak_list | Read content of a text file and convert it to a list
remove_blanks | Remove peaks present in negative control samples
remove_singletons | Remove singletons
simple_chroma | Simulate simple chromatograms