Thanks for the comments. :) Yep, the ranking mechanism is based mostly off of altmetrics, but we also modify the score based on the number of clicks through to

Thanks for the comments. :) Yep, the ranking mechanism is based mostly off of altmetrics, but we also modify the score based on the number of clicks through to the article, or the discuss* page and the age of the article (similar to the HN decay algorithm), plus a few other things. * so this sort of does the upvote thing, but in a more subtle way - having the filtered list sounds like a great idea though!