Core Concepts
Tensor Network Methods offer efficient solutions for high-dimensional PDEs.
Abstract
Introduction to Tensor Network Techniques for PDE solutions.
Application of Tensor Train Chebyshev spectral collocation method.
Overcoming curse of dimensionality with TT approach.
Exponential convergence of TT space-time method.
Compression of linear operators and speedup compared to full grid method.
Mathematical model and numerical discretization of CDR equation.
Chebyshev collocation method for CDR equation.
Matrix formulation of the discrete CDR equation.
Time discretization strategies using finite differences and Chebyshev grids.
Space discretization on Chebyshev grids for diffusion, convection, and reaction terms.
Initial and boundary conditions on space-time Chebyshev grids.
Introduction to Tensor Networks, TT format, TT-matrix, and TT Cross Interpolation.
Tensorization process for solving the CDR equation.
Stats
"TT space-time Chebyshev spectral collocation method converges exponentially."
"Complexity of TT approach grows linearly with dimensions."
"Speedup of tens of thousands compared to full grid method."
Quotes
"Tensor Network Methods offer efficient solutions for high-dimensional PDEs."
"TT space-time Chebyshev spectral collocation method converges exponentially."
"Overcoming curse of dimensionality with TT approach."