Release notes for LensKit 2.0.3.2
The Git changelog and the list of closed tickets and pull requests provide more information on what has happened, including bugs that have been fixed.
This is a bugfix for 2.0.3.
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Report no value rather than NaN from metrics when no test users could be used (#issue(401))
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Don’t return NaN from top-N nDCG when user has no recommendations (#issue(400))
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Compute vector means only over common keys in Pearson correlation (#issue(404)).