An interior Newton-like method for nonnegative least-squares problems with degenerate solution

  • Stefania Bellavia
  • Benedetta Morini
  • Maria Macconi
    • Categories Nonlinear Optimization Tags , , , , Short URL: https://optimization-online.org/?p=9848

    An interior point approach for medium and large nonnegative linear least-squares problems is proposed. Global and locally quadratic convergence is shown even if a degenerate solution is approached. Viable approaches for implementation are discussed and numerical results are provided.

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    Technical Report 1/2005, Dipartimento di Energetica 'S. Stecco', Universita di Firenze, Italia

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