Toss

모니터링 지표

B) Machine Learning

  • Linear independence
  • determinant
  • eigenvalue and Eigenvectors
  • SVD
  • The norm of a vector
  • Independent random variables
  • Expectation and variance
  • central limit theorem
  • entropy, what it means intuitively, formula
  • KL-Divergence, other divergences
  • Kolmogorov complexity
  • Jacobian and Hessian matrix
  • Gradient descent and SGD
  • Other optimization methods
  • NN with 1k params - what’s dimensionality of a gradient and hessian
  • What is SVM, linear vs non-linear SVM
  • Quadratic optimization
  • NN overfits - what to do
  • What is autoencoder
  • How to train an RNN
  • How decision trees work
  • Random forest and GBM
  • How to use random forest on data with 30k features
  • Favorite ML algorithm - tell about it in details

C) References