Fsdb::Filter::dbcolscorrelate - find the coefficient of correlation over columns River stage zero No dependents

Compute the coefficient of correlation over two (or more) columns. The output is one line of correlations. With exactly two columns, a new column *correlation* is created. With more than two columns, correlations are computed for each pairwise combin...

JOHNH/Fsdb-2.69 - 22 Nov 2019 17:43:00 GMT

Fsdb - a flat-text database for shell scripting River stage zero No dependents

JOHNH/Fsdb-2.69 - 22 Nov 2019 17:43:00 GMT

Fsdb::Filter::dbpipeline - allow db commands to be assembled as pipelines in Perl River stage zero No dependents

This module makes it easy to create pipelines in Perl using separate processes. (In the past we used to use perl threads.) By default (as with all Fsdb modules), input is from STDIN and output to STDOUT. Two helper functions, fromfile and tofile can ...

JOHNH/Fsdb-2.69 - 22 Nov 2019 17:43:00 GMT

Fsdb::Filter::dbcolstatscores - compute z-scores or t-scores for each value in a population River stage zero No dependents

Compute statistics (z-score and optionally t-score) over a COLUMN of numbers. Creates new columns called "zscore", "tscore". T-scores are only computed if requested with the "-t" option, or if "--tmean" or "--tstddev" are explicitly specified (defaul...

JOHNH/Fsdb-2.69 - 22 Nov 2019 17:43:00 GMT

Fsdb::Filter::dbcolsregression - compute linear regression between two columns River stage zero No dependents

Compute linear regression over "column1" and "column2". Outputs slope, intercept, and correlation coefficient....

JOHNH/Fsdb-2.69 - 22 Nov 2019 17:43:00 GMT

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