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Everything posted by yuzuangel
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Crowd sourced Technical Camera project
yuzuangel replied to shanshani's topic in Knickknacks: General Skating Chat
I also did it frame by frame and still don't see it so I'm confused about the math used to calculate this lol. But I don't wanna argue about this jump too much so I guess I'll just be confused lol -
Crowd sourced Technical Camera project
yuzuangel replied to shanshani's topic in Knickknacks: General Skating Chat
If it's over 180 it seems only barely so, but going by my screenshots it seems like exactly forwards to me compared to the landing. Going by the starting position implied doesn't seem like a good way to calculate because loops tend to jump "into" the circle rather than on it...which would make it seem more PR'd? -
Crowd sourced Technical Camera project
yuzuangel replied to shanshani's topic in Knickknacks: General Skating Chat
I keep watching the clip and it looks like he takes off forward to me, so I've been very confused at the criticism. How much PR do you see? Takeoff: Landing curve (yes it was UR so he has been on the ice for a while but this is where he fully checks his rotations) In general I feel like it's not very easy to excessively PR a loop jump. Also skaters often change the curve of their blade on the ice in order to jump (i.e. for the loop you want to get really deep on your outside edge). Unlike toe jumps where the PR is very obvious on the pick, I think for edge jumps you can only compare the PR to the trajectory of the skater throughout the jump which is harder to determine. -
Thanks everyone for participating in the banner thread and design. It has been really helpful It has come to our attention that the use of certain flags for any reason is actually a huge political issue in many parts of the world. Some Chinese fans have been very anxious about any potential controversy using HK/Taiwan flags might put Yuzu in given that the upcoming Olympics is in Beijing, and he has Chinese sponsors. Yuzu has obviously not endorsed our project so it doesn't make sense that this would affect him but often we can't predict these reactions. And not only in Asia, but flags have different meanings in different regions, and we don't want to make any unintended political statements. I would never want to do anything that would in any way hurt Yuzu or increase the chances of anyone anywhere to hurt Yuzu for any reason..so @robin and @4Nessie and @Salior and @Yuzu_legend and @Veveco and I spent the last day or so thinking of solutions that don't involve flags. We mostly chatted about this through PM because the situation seemed sensitive, but if you would like to be added to the discussion, please PM me! One idea that we came up with was that we could do a big map, kinda like the demographic map we tweeted, and hang it somewhere in the arena. People can drop pins onto an online map signifying where they're from/their hometown, and we can add a small heart on the map for each person. We can bring the map to competitions with stickers, and people can keep adding to the map by placing stickers on the locations where they're from. The map can say "WE LOVE YUZU/ALL OVER THE WORLD" on top and bottom (and maybe something about Planet Hanyu as well). And maybe individual handheld banners can also have the same map and we can hand out large "pin" stickers that you can place on the region you're from when you hold it up. Would love to hear all of your thoughts or any other ideas that anyone may have
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Crowd sourced Technical Camera project
yuzuangel replied to shanshani's topic in Knickknacks: General Skating Chat
I have been thinking about tracking devices for AGES. But I don't have much electrical engineering or mechanical engineering background. Do you know anyone who knows anything about devices that can measure when a boot leaves and meets the ice? I'm guessing the g force on a body in the air is different from a body on the ground right? But maybe the takeoff curve is smooth enough that you can't tell exactly when the liftoff/landing happens. Does anyone have an engineering background and can help? I would totally love to help design and prototype something like this. I know a lot of skaters who can do doubles and triples that we can test on. We can even give these tools to skaters learning their jumps to know if their jumps are UR or not. -
Crowd sourced Technical Camera project
yuzuangel replied to shanshani's topic in Knickknacks: General Skating Chat
If/when we get enough "smoking gun" data, do you think we could take this to a journalist or some online news site? I think NBC did a piece about biased judges once (lol), but I wonder if something like Vice would take on such a story. Or any other popular online magazine. -
Here's the ISU tutorial on toe axels 🤡
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Yeah that's a textbook toe axel.
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This never fails to make me a little...or a lot
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I did ask and they didn't answer, so I just went ahead and scraped it but idk maybe if you ask now it will be different haha. And I did credit them a lot
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Lol there's nothing to sue for libel for if the statistics are calculated directly from the data. And while correlation does not equal causation, you can control for a lot of confounding factors. But the only way to get "true" causation would be to run some double blind or A/B test
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Maybe they think they did the work of scraping ISU documents so other people need to do the same too. Well either way, @shanshani I'll try to help (I know I say this a lot BUT this weekend lol) What competitions do you have already?
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I wrote a script to parse their data at one point and they yelled at me. So be careful
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yuzu throwing shade 😱😱😱
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Crowd sourced Technical Camera project
yuzuangel replied to shanshani's topic in Knickknacks: General Skating Chat
Crowdfunding a computer vision Kaggle sounds like fun I do think it's a bit of a hard problem to solve with computer vision because knowing when a blade touches the ice is not easy even for a human sometimes. The ice is white and there's usually not much shadow that would let you tell if a boot is on the ice or not. I'm just trying to think -- what features would we even be able to use? Biggest one I can think of is the angle of the blade but ;; it depends on the camera angle as well. Well, I guess that's the beauty of Kaggle and getting other people to think about the problem. -
yes of course =]
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Ok, I tweeted this. We can see how much interest we get.
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Glad you like it hope to see you at worlds but if not there's always next season
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Looks great! Sorry I didn't get a chance to do it for Poland yet but this looks more or less how I'd do it. Should we tweet out this thread and the picture to see what the interest is like? Can you guys help retweet to get interest because we need to fulfill at least 200 banners? Since Skate Canada is in a month an a week we should probably hurry
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The sample:
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I ordered a sample of this one: https://i.imgur.com/IdeEx41.jpg We'll see how it looks! I can mock one up for you when I get home
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If they don't already, they should
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But for countries whose names are the right length we can do it!!
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The design doesn't really work well for longer names, though. Unless we break it into two lines or make it small
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Was he? Good to know. Sometimes it feels we are the only ones!