Lectures log

  • week 35: Basics on Fourier transform for absolutely and square-integrable functions, Poisson summation. STFT and its basic properties
  • week 36: Basic properties of the wavelet transform. Orthogonality relations and reconstruction formula for STFT and wavelet transform. Basics of Reproducing Kernel Hilbert Spaces (RKHS).
  • week 37:
  • week 38:
  • week 39:
  • week 40: Fundamental Identity of Gabor analysis, Wexler-Raz biorthogonality relations, Janssen representation, characterization of dual Gabor atoms, density theorem, Gaussian Gabor frames.
  • week 41: Duality theory of Gabor frames, Riesz bases, Riesz basic sequences, Bessel duality and some consequences.
  • week 42: Zak transform, Balian-Low theorem (Wiener amalgam version, classical version), Wiener amalgam spaces.
  • week 43: Localization operators, spectral properties
  • week 44:
  • week 45:
  • week 46:
2021-10-30, Franz Luef