"Most tensor problems are NP hard," Session on SDP and its Applications, 20th International Symposium of Mathematical Programming (ISMP), Chicago, IL, August 23–28, 2009.
"Principal cumulant component analysis," European Workshop on Challenges in Modern Massive Data Sets, Copenhagen, Denmark, July 1–4, 2009.
"Analysis of cumulants," Applied Mathematics Seminar, Stanford University, Stanford, CA, March 6, 2009; Matrix Computations and Scientific Computing Seminar, University of California, Berkeley, CA, April 15, 2009.
"Modeling and learning with tensors," Workshop on Future Directions in Tensor-based Computation and Modeling, National Science Foundation (NSF), Arlington, VA, February 20–21, 2009.
"Symmetric eigenvalue decompositions for symmetric tensors," Algebra and Discrete Mathematics Seminar, University of California, Davis, CA, January 29, 2009.
"Lectures on numerical multilinear algebra I, II, III," Institute for Computational Mathematics Lecture Series, Hong Kong Baptist University, Hong Kong, January 5–7, 2009.
"Polynomial optimization in tensor computations," Workshop of Computational Polynomial Optimization and Multilinear Algebra, Hong Kong Polytechnic University, Hong Kong, December 22–23, 2008.
"Algebraic models for higher-order correlations," Workshop on Algebraic Statistics, Mathematical Sciences Research Institute (MSRI), Berkeley, CA, December 15–18, 2008.
"Graph Helmholtzian and rank learning," NIPS '08 Symposium and Workshop on Algebraic and Combinatorial Methods in Machine Learning, Vancouver/Whistler, Canada, December 11–12, 2008.
"Cumulant component analysis: a simultaneous generalization of PCA and ICA," Computational Algebraic Statistics, Theories and Applications, Kyoto University, Kyoto, Japan, December 10–11, 2008.
"Spectrum and pseudospectrum of a tensor," Minisymposium on Tensor Decompositions and Applications, 2008 SIAM Annual Meeting, San Diego, CA, July 11, 2008.
"Projection, matching and basis pursuits for multilinear approximations," Minisymposium on Nonlinear and Multilinear Approximations of Operators in Higher Dimensions, 2008 SIAM Annual Meeting, San Diego, CA, July 10, 2008.
"Lectures I: Tensor approximations, II: Conditioning and illposedness, III: Algorithms," Summer Graduate Workshop on Geometry and Representation Theory of Tensors for Computer Science, Statistics, and Other Areas, Mathematical Sciences Research Institute (MSRI), Berkeley, CA, July 7–18, 2008.
"Ranking via Hodge decompositions of graphs and skew-symmetric matrices," Workshop on Algorithms for Modern Massive Datasets, Stanford, CA, June 25–28, 2008.
"Hyperdeterminants, secant varieties, and tensor approximations," Mathematics Colloquium, San Jose State University, San Jose, CA, April 23, 2008.
"Eigenvalues of tensors and spectral hypergraph theory," Matrix Computations and Scientific Computing Seminar, University of California, Berkeley, CA, April 16, 2008.
"Numerical multilinear algebra: From matrices to tensors," Symposium on Gene Golub's Legacy: Matrix Computations — Foundation and Future, Stanford University, Stanford, CA, March 1, 2008.
"Multilinear algebra in signal processing and machine learning," Minisymposium on Numerical Multilinear Algebra, 6th International Congress on Industrial and Applied Mathematics, Zürich, Switzerland, July 17, 2007.
"Ten ways to decompose a tensor," Computer Science Colloquium, University of Texas, Austin, TX, April 5, 2007; also: ITMAN Visiting Researcher Seminar, Technical University of Denmark, Lyngby, Denmark, June 27, 2007.
"Numerical multilinear algebra in data analysis," Computer Science Colloquium, Cornell University, Ithaca, NY, February 23, 2007; also: Computational Engineering and Sciences Seminar, University of Texas, Austin, TX, February 13, 2007.
"Numerical multilinear algebra: a new beginning?," Matrix Computations and Scientific Computing Seminar, University of California, Berkeley, CA, October 18, 2006.
"Multilinear least squares, eigenvalue, and singular value problems," Linear Algebra and Optimization Seminar, Stanford University, Stanford, CA, October 11, 2006.
"Multilinear algebra in data analysis: tensors, symmetric tensors, nonnegative tensors," one hour tutorial, Workshop on Algorithms for Modern Massive Datasets, Stanford, CA, June 21–24, 2006.
"Singular and eigenvalues of tensors, multilinear Perron-Frobenius theory, and spectral hypergraph theory," 1st IEEE International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, Puerto Vallarta, Mexico, December 13–15, 2005.
"Optimal solutions to non-negative PARAFAC/multilinear NMF always exist," and "Hyperdeterminant and tensor rank," and "Multilinear spectral theory," Workshop on Tensor Decompositions and Applications, Centre International de rencontres Mathématiques, Luminy, France, August 29–September 2, 2005.
"Globally convergent algorithms for CANDECOMP/PARAFAC with semi-definite programming," and "Tensors for chemists and psychologists," 6th ERCIM Workshop on Matrix Computations and Statistics: Data Analysis — a key technology in modern society, European Research Consortium on Informatics and Mathematics, Copenhagen, Denmark, April 1–3, 2005.
"Low-rank approximation of tensors and the statistical analysis of multi-indexed data," Scientific Computing Seminar, Lawrence Berkeley National Laboratory, Berkeley, CA, March 11, 2005.
"Numerical multilinear algebra and multiway statistical models," Scientific Computing and Computational Mathematics Seminar, Stanford University, Stanford, CA, November 1, 2004.
"What's possible and what's not possible in tensor decompositions," Workshop on Tensor Decompositions, American Institute of Mathematics (AIM), Palo Alto, CA, July 19–23, 2004.
"Geometric sparsity and mimetic discretization," Conference on Mimetic Discretizations of Continuum Mechanics, San Diego, CA, July 9–11, 2003.
"A multiscale technique for decomposing sparse matrices motivated by spectral sequences," Session on Computational Science and Engineering, 2003 SIAM Annual Meeting, Montréal, QC, June 16–20, 2003.
"Wavelet sets and the harmonic analysis of a discrete affine group," Special Session on Abstract Wavelet Theory, American Mathematical Society Western Sectional Meeting, San Francisco, CA, October 21–22, 2000.