Online-ICCHA2021

Online International Conference on
Computational Harmonic Analysis


September 13-17, 2021

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TALKS

List of contributed Talks:

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(ordered by name)
  1. "Community Detection with a Subsampled Semidefinite Program"
    Abdalla Teixeira, Pedro

  2. "Task-Adapted Reconstruction in Computed Tomography: Microlocal Analysis meets Deep Learning"
    Andrade Loarca, Hector

  3. "Extended Triangle Inequalities for Nonconvex Box-Constrained Quadratic Programming"
    Anstreicher, Kurt

  4. "Homogeneous vector bundles and G-equivariant convolutional neural networks"
    Aronsson, Jimmy

  5. "Dynamical Sampling in Paley-Wiener Spaces of Graphs"
    Bailey, Victor

  6. "Lipschitz Embeddings and Riemannian Properties of Spaces of Low-Rank Symmetric Matrices"
    Balan, Radu

  7. "Representation of Operators Using Fusion Frames"
    Balazs, Peter

  8. "Johnson-Lindenstrauss Embeddings with Kronecker Structure"
    Bamberger, Stefan

  9. "Towards a sharp non-asymptotic theory for structured random matrices"
    Bandeira, Afonso S.

  10. "Pre-asymptotic Optimality of Cross-validation"
    Bartel, Felix

  11. "Embeddings of anisotropic Besov spaces into Sobolev spaces"
    Bartusel, David

  12. "Limits of sparse super-resolution"
    Batenkov, Dmitry

  13. "Super-resolution of sparse measures: recent extensions"
    Batenkov, Dmitry

  14. "On Opial's Lemma"
    Bauschke, Heinz

  15. "A Dynamic Smoothing Technique for a Class of Nonsmooth Optimization Problems on Manifolds"
    Beck, Amir

  16. "Sampling via Modulo Folding: Revisiting the Legacy of Shannon-Nyquist, Prony, Schoenberg, Pisarenko and Radon"
    Bhandari, Ayush

  17. "Cellular automata, many-valued logic, and deep neural networks"
    Bölcskei, Helmut

  18. "A selector form of the Weaver conjecture and the Feichtinger conjecture"
    Bownik, Marcin

  19. "Unrolling versus bilevel optimization in the context of learning variational models"
    Breustedt, Niklas

  20. "Graph signal processing and wavelet packets"
    Bulai, Iulia Martina

  21. "The quest for optimal sampling strategies for learning sparse approximations in high dimensions"
    Cardenas, Juan

  22. "Quantitative stability of push-forwards by optimal maps"
    Carlier, Guillaume

  23. "Unsupervised Source Separation with Learned Regularization"
    Carloni Gertosio, Rémi

  24. "Approximating Atomic Measures from Trigonometric Moments"
    Catala, Paul

  25. "Deep Neural Network Approximation of High-Dimensional Hilbert-Valued Functions From Limited Data"
    Dexter, Nick

  26. "Phase retrieval from binary questions about subspace proximity"
    Domel-White, Dylan

  27. "Local Structure and effective Dimensionality of Time Series Data Sets"
    Dörfler, Monika

  28. "Enclosures and local upper bounds in multiobjective optimization"
    Eichfelder, Gabriele

  29. "Harmonic Grassmannian codes"
    Fickus, Matthew

  30. "A Unified Approach to Uniform Signal Recovery From Non-Linear Observations"
    Genzel, Martin

  31. "Seeing the forest for the trees"
    Gilbert, Anna

  32. "Cutting Planes, Column Generation and Decomposition with Interior Point Methods"
    Gondzio, Jacek

  33. "Mathematical Aspects of STFT Phase Retrieval"
    Grohs, Philipp

  34. "A Walk Around the Torus: SFTs in Many Dimensions"
    Gross, Craig

  35. "Convergent SDP-hierarchies for causal optimization"
    Gross, David

  36. "A Generative Variational Model for Inverse Problems in Imaging"
    Habring, Andreas

  37. "Existence and Approximations of Wavelet Uncertainty Minimizers"
    Halvdansson, Simon

  38. "An application of harmonic analysis to the digital humanities"
    Heinecke, Andreas

  39. "Sparse super resolution is Lipschitz continuous"
    Hockmann, Mathias

  40. "On the norm of linear extension operators in smooth function spaces"
    Israel, Arie

  41. "PCA is not dead: Vectorized persistent homology and flag medians"
    King, Emily

  42. "Nonuniform fast Fourier transforms and the fast sinc transform"
    Kircheis, Melanie

  43. "The relation of the synthesis, analysis and frame operators of a fusion frame system"
    Köhldorfer, Lukas

  44. "Spark Deficient Gabor Frames for Inverse Problems"
    Kouni, Vasiliki

  45. "Driving force identification via dynamical sampling"
    Krishtal, Ilya

  46. "Mixed-Integer Convex Optimization for Statistical Learning: A Tale of Two C(omplex)ities"
    Küçükyavuz, Simge

  47. "Distributionally Robust Linear Quadratic Control"
    Kuhn, Daniel

  48. "Iteratively Reweighted Least Squares for Basis Pursuit with Global Linear Convergence Rate"
    Kümmerle, Christian

  49. "A new rotation equivariant neural network architecture for 3D point clouds"
    Kunsch, Robert J.

  50. "Spatio-spectral limiting on powers of three-cycles"
    Lakey, Joseph

  51. "Infinite-dimensional phase retrieval from spectrogram samples"
    Liehr, Lukas

  52. "Hyperbolic Wavelet Regression of periodic high-dimensional functions"
    Lippert, Laura

  53. "Unbiasing Procedures for Scale-invariant Multi-reference Alignment"
    Little, Anna

  54. "Numerical Methods for the Regularized Beckmann Problem"
    Mahler, Hinrich

  55. "Implicit bias in optimization algorithms"
    Malitskyi, Yurii

  56. "Transferability of Graph Neural Networks: An Extended Graphon Analysis"
    Maskey, Sohir

  57. "On connections between Amplitude Flow and Error Reduction for phase retrieval"
    Melnyk, Oleh

  58. "Wavelets on Intervals Derived from Arbitrary Compactly Supported Biorthogonal Multiwavelets"
    Michelle, Michelle

  59. "Measure Estimation in the Barycentric Coding Model: Geometry, Statistics, and Algorithms"
    Murphy, James

  60. "Encoder Blind Combinatorial Compressed Sensing"
    Murray, Michael

  61. "Computational Optimization in Geodesy"
    Mutzel, Petra

  62. "Provably Accurate, Stable and Efficient Deep Neural Networks for Compressive Imaging"
    Neyra-Nesterenko, Maksym

  63. "Linear convergence of a weighted randomized sparse Kaczmarz method"
    NGOUPEYOU TONDJI, LIONEL

  64. "Neural collapse with cross-entropy loss and positive features"
    Nguyen, Duc Anh

  65. "Pareto sensitivity, most-changing sub-fronts, and knee solutions"
    Nunes Vicente, Luis

  66. "The HRT Conjecture for special configurations"
    Okoudjou, Kasso

  67. "Contractive idempotent Fourier multipliers and Hilbert points in the Hardy space"
    Ortega Cerdà, Joaquim

  68. "Combinatorial certificates in SDP duality: how elementary row operations help"
    Pataki, Gabor

  69. "High dimensional approximation and applications"
    Potts, Daniel

  70. "Self-similar tile B-splines related bases"
    Protasov, Vladimir

  71. "Fourier interpolation formulas, uniqueness pairs, and energy minimization problems"
    Radchenko, Danylo

  72. "The implicit bias of learning linear neural networks"
    Rauhut, Holger

  73. "Instability of Manifold Reach and a Stable Combinatorial Reach"
    Rawson, Michael

  74. "From the Ball-proximal (Broximal) Point Method to Efficient Training of LLMs"
    Richtárik, Peter

  75. "Direct Search Methods for Stochastic Zeroth-Order Problems"
    Rinaldi, Francesco

  76. "Near-field Fourier Ptychographic Phase Retrieval from Local Correlation Measurements"
    Roach, Mark Philip

  77. "Expanding the reach of splitting methods"
    Sagastizábal, Claudia

  78. "Universal approximation properties of random neural networks"
    Salanevich, Palina

  79. "Interpretable ANOVA Approximation of High-Dimensional Scattered Data"
    Schmischke, Michael

  80. "Regularity in Besov spaces of parabolic PDEs"
    Schneider, Cornelia

  81. "Analyzing Finite Neural Networks: Can We Trust Neural Tangent Kernel Theory?"
    Seleznova, Mariia

  82. "Classification of Lower Frame and Riesz-Fischer Sequences by Unbounded Operators"
    Shamsabadi, Mitra

  83. "Affine density and von Neumann dimension"
    Speckbacher, Michael

  84. "Edge detection with scale-discretised wavelets on the sphere"
    Stepaniuk, Tetiana

  85. "Randomly Initialized Alternating Minimization: Fast Convergence in Low-Rank Matrix Recovery"
    Stöger, Dominik

  86. "The Separation Capacity of Random Neural Networks"
    Stollenwerk, Alexander

  87. "The Mathematics of Privacy and Synthetic Data"
    Strohmer, Thomas

  88. "Adversarial robustness of sparse local Lipschitz predictors"
    Sulam, Jeremias

  89. "Activation function design for deep networks: linearity and effective initialisation"
    Tanner, Jared

  90. "The uniform sparse FFT"
    Taubert, Fabian

  91. "On the stability of deep convolutional neural networks under irregular or random deformations"
    Trapasso, S. Ivan

  92. "Constructive sparsification of finite frames with application in optimal function recovery"
    Ullrich, Tino

  93. "Generalizations and applications of the Lovász theta number"
    Vallentin, Frank

  94. "Cortical Wavelets for the M/EEG Inverse Problem"
    Verrier, Clément

  95. "Exponential bases for partitions of intervals"
    Walnut, David

  96. "Sampling rates for l1-synthesis"
    Weiss, Pierre

  97. "Linear convergence of a Sparse Randomized Extended Kaczmarz method"
    Winkler, Maximilian

  98. "Control and Machine Learning"
    Zuazua, Enrique