Learning Algorithms for Trading

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Supervised machine learning

  • Regression
  • Classification
  • Parametric
  • Instance-based
  • Overview: LinReg, KNN, Decision Trees, ANN

How ML fits into the computing at a hedge fund

  • Long/short

Time series prediction as an ML problem

[note: need to create fake stock data that has embedded patterns]

Learner APIs

Linear regression

KNN

Assessing a learning algorithm

  • Now that we have two, (linreg & KNN), let's compare them
  • RMS error
  • Scatterplot predict vs actual
  • Corrcoef

Overfitting

Decision trees

Decision forests

Random trees & forests