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statsLib
dmarcos edited this page Sep 28, 2011
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- sort: using a given column (either generating a new column or reorganizing based on a column)
- min: of a column
- max: of a column
- sum: of a column
- mean: of a column
- median: of a column (comes naturally out of the sorting)
- stddev: of a column
- sin,cos, tan, asin, acos, atan
- cumulative sum
- quartiles
- log, power
- sqrt etc
- columnar math: select 2 or more columns and apply a mathematical function and generate a new column
- select: apply a filter to the data based on one or more files and generate a subset
- regression: fitting functions to data