Lenskit: Recommendation browser

Recommendation Browser has been developed to investigate recommendations users receive in Lenskit framework. The graphical user interface looks as follows:

Lenskit: data split in evaluation

Lenskit 2 has an embedded evaluation module. In this post I am going to describe how it splits datasets.

Lenskit: Popular items evaluation exception solution

In Lenskit 2.2.1 in evaluation when algorithms get to rank popular items the framework throws exception. The problem has been reported to the authors of Lenskit and it will be fixed soon. In this post I offer a workaround for this problem for those who use version 2.2.1.

Bash: screen reminder

Bash command screen allows to run processes in background and return to them. Here are a few commands that might be useful.

Git: quick reminder

The post consists of sets of frequently used sets of commands.