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| -rw-r--r-- | app/flatpages/help.md | 1 | ||||
| -rw-r--r-- | app/flatpages/help/top_packages.md | 39 |
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diff --git a/app/flatpages/help.md b/app/flatpages/help.md index d43302b..a1b8139 100644 --- a/app/flatpages/help.md +++ b/app/flatpages/help.md @@ -4,5 +4,6 @@ title: Help * [Ranks and Permissions](ranks_permissions) * [Content Ratings and Flags](content_flags) * [Reporting Content](reporting) +* [Top Packages Algorithm](top_packages) * [API](api) * [Creating Releases using Webhooks](release_webhooks) diff --git a/app/flatpages/help/top_packages.md b/app/flatpages/help/top_packages.md new file mode 100644 index 0000000..a011ec0 --- /dev/null +++ b/app/flatpages/help/top_packages.md @@ -0,0 +1,39 @@ +title: Top Packages Algorithm + +## Pseudo rolling average + +Every package loses 5% of its score every day. + +An open source package will gain 1 score for each unique download, +whereas a non-free package will only gain 0.1 score. + +A package currently only gains score through downloads. +In the future, a package will also gain score through reviews. + +## Seed using a legacy heuristic + +The scoring system was seeded (ie: the scores were initially set to) 20% of an +arbitrary legacy heuristic that was previously used to rank packages. + +This legacy heuristic is as follows: + + forum_score = views / max(years_since_creation, 2 weeks) + 80*clamp(months, 0.5, 6) + forum_bonus = views + posts + + multiplier = 1 + if no screenshot: + multiplier *= 0.8 + if not foss: + multiplier *= 0.1 + + score = multiplier * (max(downloads, forum_score * 0.6) + forum_bonus) + +As said, this legacy score is no longer used when ranking mods. +It was only used to provide an initial score for the rolling average, +which was 20% of the above value. + +## Transparency and Feedback + +You can see all scores using the [scores REST API](/api/scores/). + +Consider [suggesting improvements](https://github.com/minetest/contentdb/issues/new?assignees=&labels=Policy&template=policy.md&title=). |