Downloads

Data for download


Solution of time-harmonic coefficient inverse problem

Project description (pdf file)

Project description (beamer presentation)

The data is  available for free download from the following links:

  1. Observation data for the wave speed a(x) in Test 1 with 3% additive noise, OBSref5noise3h03125gaus1.zip (14.2 Mb)
  2. Observation data for the wave speed a(x) in Test 2 with 3% additive noise, OBSref5noise3h03125gaus2.zip (26.5 Mb)
  3. Observation data for the wave speed a(x) in Test 1 with 10% additive noise, OBSref5noise10h03125gaus1.zip (14.2 Mb)
  4. Observation data for the wave speed a(x) in Test 2 with 10% additive noise, OBSref5noise10h03125gaus2.zip (26.5 Mb)

Programs for download

solution of Helmholtz equation in 2-d

The C++/PETSc code for solution of Helmholtz equation in 2-D with complex exact solution: ComplexMaxwellTest2D.zip

The C++/PETSc code for solution of Helmholtz equation with different preconditioners (Jacobi, Gauss-Seidel, SOR) Code