Overview "Algorithmic Task" (202 entries)

• ➔ Model Reduction of Structured Systems
• ➔ Model Reduction of Symmetric Linear Time-Invariant Systems
• ➔ nonconvex optimization problem class
• ➔ nonlinear least-squares (nlls) problems minimizing the sum of squared residuals
• ➔ optimization problems umbrella class collecting continuous, discrete, convex, and nonconvex families
• ➔ Parameter separable operator approximation
• ➔ Positron Emission Tomography
• ➔ Preconditioning a Distributed Linear Problem
• ➔ Preconditioning a Linear Problem
• ➔ Problem - 3D reconstruction in parallel-beam geometry (planes/lines)
• ➔ Problem - Cone-beam CT reconstruction (3D divergent rays, flat detector)
• ➔ Problem - Diffraction tomography via Fourier diffraction theorem
• ➔ Problem - Emission tomography maximum-likelihood estimation from Poisson counts
• ➔ Problem - Inversion of the 2D Radon transform with linear fan-beam scanning (flat detector)
• ➔ Problem - Inversion of the 2D Radon transform with standard fan-beam scanning