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| author | sy-b <94835959+sy-b@users.noreply.github.com> | 2022-06-07 20:16:26 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-06-07 20:16:26 +0300 |
| commit | 1747a7b568523998c885c730d518a1c4f3a71a19 (patch) | |
| tree | 290ec4989828bc3c1c8802040ec5b4652012497a /Docs | |
| parent | 16b1c2ccf0ac7d419ae1df40bdd313234557807f (diff) | |
Add formula used for dislike calculation
Added Q: How is the dislike count calculated?
Diffstat (limited to 'Docs')
| -rw-r--r-- | Docs/FAQ.md | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Docs/FAQ.md b/Docs/FAQ.md index 02336f4..b8d6d8b 100644 --- a/Docs/FAQ.md +++ b/Docs/FAQ.md @@ -1,11 +1,13 @@ # Frequently Asked Questions ## Before asking a question on GitHub or Discord, please refer to this. + ### **1. Where does this extension get the data?** A Combination of Google APIs and scraped data. We save all available data to our DB for it to be available after Google shuts down dislike counts in their API. + ### **2. Video dislike count doesn't update** Right now video dislikes are cached, and aren't updated very frequenly. Once every 2-3 days, not more often. @@ -17,5 +19,23 @@ The extension collects the video id of the video you are watching, fetches the d ### **4. What will happen after the YouTube API stops returning the dislike count?** The backend will switch to using a combination of archived dislike stats, estimates extrapolated from extension user data and estimates based on view/like ratios for videos whose dislikes weren't archived and for outdated dislike archives. +### **5. How is the dislike count calculated?** + +RYD uses the votes from it's users to extrapolate the dislike count. + +- If the video was uploaded after the API was shut down: + + $$ RYD \ \ Dislike \ \ Count = ( { RYD \ \ Users \ \ Like \ \ Count \over RYD \ \ Users \ \ Dislike \ \ Count} ) * Public \ \ Like \ \ Count $$ + +- If the RYD database somehow had the actual like and dislike count (provided by the uploader or from the archive), the dislike count will be calculated based on both - the users' votes and the archived value. The archived value will have less influence on the final count as it ages. + +--- + +This in video form + +[](https://www.youtube.com/watch?v=GSmmtv-0yYQ) + +--- + ## I have security / privacy concerns See [this page](SECURITY-FAQ.md) for more info. |