2 papers
math.NA2019
Analysis of the Block Coordinate Descent Method for Linear Ill-Posed Problems
Simon Rabanser, Lukas Neumann, Markus Haltmeier
Block coordinate descent (BCD) methods approach optimization problems by performing gradient steps along alternating subgroups of coordinates. This is in contrast to full gradient…
math.AP2017
Analysis of the Linearized Problem of Quantitative Photoacoustic Tomography
Markus Haltmeier, Lukas Neumann, Linh V. Nguyen +1
Quantitative image reconstruction in photoacoustic tomography requires the solution of a coupled physics inverse problem involvier light transport and acoustic wave propagation. In…