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Machine Learning Capabilities
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ImageNet Large Scale Visual Recognition Challenge
Object Recognition: 1000 classes 1.2 million images Human capability??? ~80000 nouns in English Perhaps recognise objects?
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ILSVRC
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Classification Error
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Speech
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Face Recognition
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Finance Rebellion research uses ML to decide what stocks to buy/sell
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Games Computer wins: Human wins: Chess – 1997 Jeopardy - 2011
Go – 2016 Human wins: Poker Bridge
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Other areas Medicine Law Crime prediction
Watson suggests treatment for oncology – first suggestion is appropriate 77% of the time Law built on top of Watson. I think it mostly does discovery at this point. Crime prediction Hitachi Predictive Crime Analytics (uses live feeds – data, video, 911, twitter, facebook etc) NCAA Basketball Kaggle Competition Best had log-loss of 0.44 – that means right approx 85% of the time
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Limitations Three main ones:
Data! The more data the better the result. Computation time – the more training the better, but training can take months. Experts needed to choose the architecture/training algorithms – there aren’t enough experts for all the problems. E.g. IBM has invested $1B in Watson. I can’t see any major impediments to machines being better than humans in most day-to-day endeavours Even creative areas are not exempt:
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