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FYS4411

Computational Physics II: Quantum Mechanical Systems

Project 1: Variational Monte Carlo on bosons, see https://github.com/fridafu/FYS4411

Project 2: The restricted Boltzmann machine applied to the quantum many body problem

  • a) Calculate local energy and gradients
  • b) Initial code
    • Bruteforce for one and two particles
    • Gradient descent
  • c) Importance sampling
    • Structure of code
    • Implement gradient descent
    • Get results
  • d) Statistical analysis using blocking
  • e) From Metropolis to Gibbs sampling with "new" wavefunction
  • f) Gibbs sampling
    • structure of code
    • Implement gradient descent
    • Do all the runs!
  • g) Interaction
    • Include interaction
    • Experiment with learning rate
    • Experiment with number of hidden values