Search Results for author: Petr Hruby

Found 6 papers, 2 papers with code

Handbook on Leveraging Lines for Two-View Relative Pose Estimation

no code implementations27 Sep 2023 Petr Hruby, Shaohui Liu, Rémi Pautrat, Marc Pollefeys, Daniel Barath

We propose an approach for estimating the relative pose between calibrated image pairs by jointly exploiting points, lines, and their coincidences in a hybrid manner.

Pose Estimation

Vanishing Point Estimation in Uncalibrated Images with Prior Gravity Direction

1 code implementation ICCV 2023 Rémi Pautrat, Shaohui Liu, Petr Hruby, Marc Pollefeys, Daniel Barath

We tackle the problem of estimating a Manhattan frame, i. e. three orthogonal vanishing points, and the unknown focal length of the camera, leveraging a prior vertical direction.

AffineGlue: Joint Matching and Robust Estimation

no code implementations28 Jul 2023 Daniel Barath, Dmytro Mishkin, Luca Cavalli, Paul-Edouard Sarlin, Petr Hruby, Marc Pollefeys

Moreover, we derive a new minimal solver for homography estimation, requiring only a single affine correspondence (AC) and a gravity prior.

Homography Estimation

Learning to Solve Hard Minimal Problems

1 code implementation CVPR 2022 Petr Hruby, Timothy Duff, Anton Leykin, Tomas Pajdla

The hard minimal problems arise from relaxing the original geometric optimization problem into a minimal problem with many spurious solutions.

Reconstructing Small 3D Objects in front of a Textured Background

no code implementations24 May 2021 Petr Hruby, Tomas Pajdla

It is a particular variation of multibody structure from motion, which specializes to two objects only.

3D Reconstruction

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