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New method solves minimal problems without matrix inversion using FFT interpolation

Researchers have developed a novel method for solving minimal problems in camera geometry estimation that avoids matrix inversion. This new approach utilizes sparse hidden-variable resultants and reconstructs determinant polynomials via inverse fast Fourier transform interpolation. The method demonstrates strong numerical stability and competitive runtime, offering a practical alternative for small-scale problems compared to traditional Gröbner-basis solvers. AI

Summary written by gemini-2.5-flash-lite from 2 sources. How we write summaries →

IMPACT Introduces a more numerically stable and efficient method for solving complex polynomial systems in computer vision, potentially impacting real-time applications.

RANK_REASON The cluster contains an academic paper detailing a new computational method for computer vision tasks.

Read on arXiv cs.CV →

COVERAGE [2]

  1. arXiv cs.CV TIER_1 · Haidong Wu, Snehal Bhayani, Janne Heikkil\"a ·

    Solving Minimal Problems Without Matrix Inversion Using FFT-Based Interpolation

    arXiv:2605.06572v1 Announce Type: new Abstract: Estimating camera geometry typically involves solving minimal problems formulated as systems of multivariate polynomial equations, which often pose computational challenges when using existing Gr\"obner-basis or resultant-based meth…

  2. arXiv cs.CV TIER_1 · Janne Heikkilä ·

    Solving Minimal Problems Without Matrix Inversion Using FFT-Based Interpolation

    Estimating camera geometry typically involves solving minimal problems formulated as systems of multivariate polynomial equations, which often pose computational challenges when using existing Gröbner-basis or resultant-based methods due to matrix inversion needed in the online s…