Gravitational Wave Parameter Estimation with Compressed Likelihood Evaluations

Gravitational Wave Parameter Estimation with Compressed Likelihood Evaluations

Institute for Pure & Applied Mathematics (IPAM) via YouTube Direct link

Intro

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1 of 26

Intro

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Gravitational Wave Parameter Estimation with Compressed Likelihood Evaluations

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  1. 1 Intro
  2. 2 Gravitational wave datasets
  3. 3 Bayesian inference of GW datasets
  4. 4 Likelhood computations are too slow
  5. 5 Parameter estimation challenges
  6. 6 Approaches to faster PE (non-exhausthe list)
  7. 7 Reduced order quadratures (ROQS) in use
  8. 8 Outline
  9. 9 Numerical integration (quadrature)
  10. 10 Do I need a low-order quadrature rule for noisy data?
  11. 11 Probler Formulation
  12. 12 Step 1: Compressing the model
  13. 13 Best approximation space X
  14. 14 Example basis generation
  15. 15 Waveform compression application (ex: 1.2040)
  16. 16 Summary of step 1
  17. 17 Where are the good points for integrating in X.?
  18. 18 Empirical interpolation method
  19. 19 Example: Points for polynomial interpolation integratior
  20. 20 The ROQ approximation
  21. 21 Using ROQ
  22. 22 Building ROQ
  23. 23 Startup a signal has been detected!
  24. 24 How much faster?
  25. 25 Accelerating tests of GR
  26. 26 BNS events with third generation observatories

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