StatQuest: K-nearest neighbors, Clearly Explained
Machine learning and Data Mining sure sound like complicated things, but that isn't always the case. Here we talk about the surprisingly simple and surprisingly effective K-nearest neighbors algorithm.
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0:00 Awesome song and introduction
0:21 K-NN overview
0:44 K-NN applied to scatterplot data
2:44 K-NN applied to a heatmap
4:12 Thoughts on how to pick 'K'
#statquest #KNN #ML
Видео StatQuest: K-nearest neighbors, Clearly Explained канала StatQuest with Josh Starmer
For a complete index of all the StatQuest videos, check out:
https://statquest.org/video-index/
If you'd like to support StatQuest, please consider...
Patreon: https://www.patreon.com/statquest
...or...
YouTube Membership: https://www.youtube.com/channel/UCtYLUTtgS3k1Fg4y5tAhLbw/join
...a cool StatQuest t-shirt or sweatshirt (USA/Europe): https://teespring.com/stores/statquest
(everywhere):
https://www.redbubble.com/people/starmer/works/40421224-statquest-double-bam?asc=u&p=t-shirt
...buying one or two of my songs (or go large and get a whole album!)
https://joshuastarmer.bandcamp.com/
...or just donating to StatQuest!
https://www.paypal.me/statquest
Lastly, if you want to keep up with me as I research and create new StatQuests, follow me on twitter:
https://twitter.com/joshuastarmer
0:00 Awesome song and introduction
0:21 K-NN overview
0:44 K-NN applied to scatterplot data
2:44 K-NN applied to a heatmap
4:12 Thoughts on how to pick 'K'
#statquest #KNN #ML
Видео StatQuest: K-nearest neighbors, Clearly Explained канала StatQuest with Josh Starmer
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26 июня 2017 г. 23:54:55
00:05:30
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