Mark A Iwen

Associate Professor, Department of Mathematics
Associate Professor, Department of Computational Mathematics, Science and Engineering
Location: D220 Wells Hall
Profile photo of  Mark A Iwen
Photo of: Mark A Iwen

Bio

My research interests include computational harmonic analysis, mathematical data science, signal processing, and algorithms for the analysis of large and high dimensional data sets.

Courses

  • MTH 451: Numerical Analysis I
  • MTH 800: Foundations Machine Learning
  • MTH 890: Readings in Mathematics
  • MTH 990: Reading in Mathematics

Selected Publications

  • A Distributed and Incremental SVD Algorithm for Agglomerative Data Analysis on Large Networks View Publication
  • Combinatorial Sublinear-Time Fourier Algorithms View Publication
  • Improved approximation guarantees for sublinear-time Fourier algorithms View Publication
  • Near-Optimal Encoding for Sigma-Delta Quantization of Finite Frame Expansions View Publication
  • On Fast Johnson–Lindenstrauss Embeddings of Compact Submanifolds of ℝ^𝑁 with Boundary View Publication
  • Sparse harmonic transforms II: best s-term approximation guarantees for bounded orthonormal product bases in sublinear-time View Publication
  • Sparse Harmonic Transforms: A New Class of Sublinear-Time Algorithms for Learning Functions of Many Variables View Publication