Search Results for author: Lukas Koestler

Found 8 papers, 5 papers with code

Deep Event Visual Odometry

1 code implementation15 Dec 2023 Simon Klenk, Marvin Motzet, Lukas Koestler, Daniel Cremers

To remove the dependency on additional sensors and to push the limits of using only a single event camera, we present Deep Event VO (DEVO), the first monocular event-only system with strong performance on a large number of real-world benchmarks.

Monocular Visual Odometry Pose Tracking

Learning Correspondence Uncertainty via Differentiable Nonlinear Least Squares

no code implementations CVPR 2023 Dominik Muhle, Lukas Koestler, Krishna Murthy Jatavallabhula, Daniel Cremers

We propose a differentiable nonlinear least squares framework to account for uncertainty in relative pose estimation from feature correspondences.

Pose Estimation

Masked Event Modeling: Self-Supervised Pretraining for Event Cameras

1 code implementation20 Dec 2022 Simon Klenk, David Bonello, Lukas Koestler, Nikita Araslanov, Daniel Cremers

The models pretrained with MEM are also label-efficient and generalize well to the dense task of semantic image segmentation.

Event-based vision Image Segmentation +1

E-NeRF: Neural Radiance Fields from a Moving Event Camera

1 code implementation24 Aug 2022 Simon Klenk, Lukas Koestler, Davide Scaramuzza, Daniel Cremers

We also show that combining events and frames can overcome failure cases of NeRF estimation in scenarios where only a few input views are available without requiring additional regularization.

Neural Implicit Representations for Physical Parameter Inference from a Single Video

no code implementations29 Apr 2022 Florian Hofherr, Lukas Koestler, Florian Bernard, Daniel Cremers

Neural networks have recently been used to analyze diverse physical systems and to identify the underlying dynamics.

The Probabilistic Normal Epipolar Constraint for Frame-To-Frame Rotation Optimization under Uncertain Feature Positions

no code implementations CVPR 2022 Dominik Muhle, Lukas Koestler, Nikolaus Demmel, Florian Bernard, Daniel Cremers

However, their approach does not take into account uncertainties, so that the accuracy of the estimated relative pose is highly dependent on accurate feature positions in the target frame.

Intrinsic Neural Fields: Learning Functions on Manifolds

1 code implementation15 Mar 2022 Lukas Koestler, Daniel Grittner, Michael Moeller, Daniel Cremers, Zorah Lähner

Neural fields have gained significant attention in the computer vision community due to their excellent performance in novel view synthesis, geometry reconstruction, and generative modeling.

Novel View Synthesis

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