Preprints:

  • Ju Sun, Qing Qu, John Wright, "A Geometric Analysis of Phase Retrieval",  arXiv:1602.06664, in submission to Foundations of Computational Mathematics. [arXiv]
  • Ju Sun, Qing Qu, John Wright, ''When nonconvex optimization not scary?'' arXiv:1510.06096, (presented at NIPS'15 Workshop on nonconvex optimization). [arXiv][slides]
  • Ju Sun, Qing Qu, John Wright, "Complete Dictionary Recovery over the Sphere",  in submission to IEEE. Trans. on Information Theory. [summary][arXiv][slides]
  • Qing Qu, Ju Sun, John Wright, "Finding a Sparse Vector in a Subspace: Linear Sparsity Using Alternating Direction", arXiv:1412.4659, 2014, in submission to IEEE. Trans. on Information Theory. [arXiv].

Journals:

  • Qing Qu, Nasser Nasrabadi, and Trac Tran, "Subspace Vertex Pursuit: A Fast and Robust Near-Separable Nonnegative Matrix Factorization Method for Hyperspectral Unmixing", IEEE Journal of Selected Topics in Signal Processing, Vol. 9, no. 6, Sept. 2015. [paper]
  • Xiaoxia Sun, Qing Qu, Nasser Nasrabadi, and Trac Tran, "Structured Priors for Sparse-Representation-Based Hyperspectral Image Classification", IEEE Geoscience and Remote Sensing Letters, vol. 11, no. 7, pp. 1235-1239, Jul. 2014. [paper]
  • Qing Qu, Nasser Nasrabadi, and Trac Tran, "Abundance Estimation for Bilinear Models via Jointly Sparse and Low Rank Representation", IEEE Trans. on Geoscience and Remote Sensing, vol. 52, no, 7, pp. 4404-4423, Jul. 2014. [paper][slides]
  • Jian Jin, Qing Qu, and Yuantao Gu, "A Robust Zero-point Attraction LMS Algorithm on Near Sparse System Identification", IET Signal Processing, vol. 7, no. 3, pp. 1-9, May 2013. [paper]

Conferences:

  • Ju Sun, Qing Qu, John Wright, ''Complete Dictionary Recovery using Nonconvex Optimization''. ICML'15, Lille, France, Jul. 2015.[paper]
  • Ju Sun, Qing QuJohn Wright, "

    Complete Dictionary Recovery over the Sphere

    "
    SampTA'15, D.C., May 2015. [paper]
  • Qing Qu, Ju Sun, John Wright, "Finding a Sparse Vector in a Subspace: Linear Sparsity Using Alternating Direction". NIPS'14, Montreal, Dec. 2014. [paper][poster].
  • Qing Qu, Xiaoxia Sun, Nasser Nasrabadi, and Trac Tran, "Subspace vertex pursuit for separable non-negative matrix factorization in hyperspectral unmixing", ICASSP’14, Florence, Italy, May 2014. [paper][poster][slides]
  • Qing Qu, Nasser Nasrabadi, and Trac Tran, "Hyperspectral Abundance Estimation for the Generalized Bilinear Model with Joint Sparsity Constraint"ICASSP’13, Vancouver, Canada, May 2013. [paper][poster]