Pascal Getreuer
Graduate Student
Mathematics Department
University of California, Los Angeles

Office: IPAM 1129C
Email: getreuer@gmail.com

I am a fourth-year graduate student of Professor Luminita Vese. My research interests are in inverse problems, image processing, and multiresolution.

Publications

“Image zooming with contour stencils.” Proc. SPIE, vol. 7246, 2009.  “Contour stencils for edge-adaptive image interpolation.” Proc. SPIE, vol. 7257, 2009.   with François Meyer, “ENO Multiresolution Schemes for General Discretizations.” SIAM Numer. Anal., vol. 46, no. 6, pp. 2953–2977, 2008.

Projects

• tvreg: Variational Imaging Methods in Matlab
  Functions for denoising, deconvolution, inpainting, and segmentation
• 2D and 3D Total Variation Based Rician Denoising
  Matlab C/MEX code for MRI denoising
• Contour Stencils
  Contour stencils for edge-adaptive interpolation, zooming, and enhancement
• Notes on Bregman Iteration
  Bregman theory and algorithms for constrained minimization
• Spectral and Pseudospectral Methods
  A short introduction and a few numerical experiments (code included)
• Chan-Vese Implementation
  C++ implementation of Chan-Vese image segmentation
• Converting between RGB, YUV, HSV, CIE Lab, ...
  Matlab function for converting images between different color representations
• Lambert W Function Implementation
  Matlab implementation of the Lambert W function on the complex plane
• Wavelet CDF 9/7 Implementation
  Matlab implementation of the Cohen-Daubechies-Feauveau 9/7 wavelet

Tutorials

• Image Processing with Matlab
  Reading and writing image files, basic operations, and filtering
• TikZ for High-Quality LaTeX Pictures
  Introduction and examples of TikZ
• A Quick Introduction to LaTeX
  A 10-minute tutorial for writing mathematical papers in LaTeX
• Writing Fast Matlab Code
  Profiling, JIT, vectorization, and more.
• A Guide to the Math Contest in Modeling
  with Brian Camley and Brad Klingenberg