Michael Ekstrand

Thanks for the bug report. I have tried to reproduce this by modifying [lenskit-hello](http://github.com/grouplens/lenskit-hello) to use the configuration you have, adding `lenskit-slopeone` to the project's dependencies in the POM, and...

@gamecide Any chance you could provide a fuller stack trace? That would help me figure out what is going wrong.

Will be considering this in #732.

This may take the form of an HDF5 file.

I've prototyped this, and there are singularities in the problem that keep Commons from solving it.

I'm afraid we don't have an ETA for this right now. I would love to get it done this summer, and think it likely that we'll have time to get...

This should be an augmentation of the existing coverage metric.

This documentation should go in the wiki.

We really need to document each metric in the documentation site, not the wiki.

@KimuraTian Looks like there's a compile error that's causing the build to fail.