Hasty Briefsbeta

ISR: Invertible Symbolic Regression (2024)

7 days ago
  • #Inverse Problems
  • #Machine Learning
  • #Symbolic Regression
  • Introduces Invertible Symbolic Regression (ISR), a machine learning technique for generating analytical relationships between inputs and outputs using invertible maps.
  • Combines principles of Invertible Neural Networks (INNs) and Equation Learner (EQL) to create a differentiable symbolic invertible architecture.
  • Uses sparsity promoting regularization to discover concise and interpretable invertible expressions.
  • Demonstrates ISR's application as a symbolic normalizing flow for density estimation tasks.
  • Highlights practical uses in solving inverse problems, including a geoacoustic inversion problem in oceanography.