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Week 1
5.3
- Netflix has explicit and implicit data
- explicit: liking a show/movie, name, adress
- implicit: when the thing was watched, what it was, or the type of show/movie the user seems to watch a lot
- Netflix also has bias which is seen with netflix exclusives being promoted more
- so ocmputing can have bias, because it was written into the code
- a loan company may make an algorithm to find trends in successful loans and reject those that don’t fit well in the trend (can include age, gender,etc)
- software can be biased: suggestios in watching stuff, youtube, etc.
5.4
- crowdsourcing with things like kaggle, which gives many courses, has competitions
- google stuff
- data.gov has us govt data and other info
- also the local govt which helps find solutions/trends in local area
- there is distributed computing by using own computing power to help a large purpose with calculations
- seen in Stanford with protein folding calculations or in Berkely with math and astrophysics
- many innovations can be made with crowdsourcing, such as spotify with the playlists, crowdfunding with things like kickstarter, and the blockchain with crypto