Description Usage Arguments Value Examples
tabulate_lod
takes a powdRfps or powdRafps object and
estimates the limit of detection of quantified phases using
a hypothetical limit of detection of an internal standard and
its reference intensity ratio.
1 2 | ## S3 method for class 'powdRfps'
tabulate_lod(x, type, std_rir, std_lod, ...)
|
x |
a |
type |
one of |
std_rir |
a numeric value specifying the reference intensity ratio of a hypothetical internal standard. |
std_lod |
a numeric value specifying an estimated limit of detection (weight percent) for the hypothetical internal standard. |
... |
other arguments |
a data frame.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | ## Not run:
#Load the minerals library
data(minerals)
Load the soils data
data(soils)
fps_sand <- fps(lib = minerals,
smpl = soils$sandstone,
refs = minerals$phases$phase_id,
std = "QUA.1",
align = 0.2)
#Tabulate lod estimates based on the assumption that
#0.1 % quartz can be detected, with a RIR of 5.
tabulate_lod(fps_sand,
std_rir = 5,
std_lod = 0.1)
## End(Not run)
|
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