filterMetadata.RdRemove metadata with more than the given percentage of missing values, constant metadata and metadata with names as provided in the toFilter vector.
filterMetadata(data, toFilter = c(), na.threshold = 0, remove.neg = FALSE)
| data | a data frame with metadata items |
|---|---|
| toFilter | names of metadata to remove |
| na.threshold | percentage of NA values allowed, between 0 and 100 |
| remove.neg | remove metadata items with negative values |
a data frame of filtered metadata items