Search Results for author: Simon Lynen

Found 9 papers, 3 papers with code

Yes, we CANN: Constrained Approximate Nearest Neighbors for local feature-based visual localization

1 code implementation ICCV 2023 Dror Aiger, André Araujo, Simon Lynen

In this paper, we take a step back from this assumption and propose Constrained Approximate Nearest Neighbors (CANN), a joint solution of k-nearest-neighbors across both the geometry and appearance space using only local features.

Image Retrieval Retrieval +1

Efficient Large Scale Inlier Voting for Geometric Vision Problems

no code implementations ICCV 2021 Dror Aiger, Simon Lynen, Jan Hosang, Bernhard Zeisl

Outlier rejection and equivalently inlier set optimization is a key ingredient in numerous applications in computer vision such as filtering point-matches in camera pose estimation or plane and normal estimation in point clouds.

Pose Estimation

SuperNCN: Neighbourhood consensus network for robust outdoor scenes matching

no code implementations10 Dec 2019 Grzegorz Kurzejamski, Jacek Komorowski, Lukasz Dabala, Konrad Czarnota, Simon Lynen, Tomasz Trzcinski

In this paper, we present a framework for computing dense keypoint correspondences between images under strong scene appearance changes.

Domain Adaptation Pose Estimation

SConE: Siamese Constellation Embedding Descriptor for Image Matching

no code implementations28 Sep 2018 Tomasz Trzcinski, Jacek Komorowski, Lukasz Dabala, Konrad Czarnota, Grzegorz Kurzejamski, Simon Lynen

Numerous computer vision applications rely on local feature descriptors, such as SIFT, SURF or FREAK, for image matching.

Interest point detectors stability evaluation on ApolloScape dataset

no code implementations28 Sep 2018 Jacek Komorowski, Konrad Czarnota, Tomasz Trzcinski, Lukasz Dabala, Simon Lynen

In the recent years, a number of novel, deep-learning based, interest point detectors, such as LIFT, DELF, Superpoint or LF-Net was proposed.

Autonomous Driving

LandmarkBoost: Efficient Visual Context Classifiers for Robust Localization

no code implementations12 Jul 2018 Marcin Dymczyk, Igor Gilitschenski, Juan Nieto, Simon Lynen, Bernhard Zeisl, Roland Siegwart

We propose LandmarkBoost - an approach that, in contrast to the conventional 2D-3D matching methods, casts the search problem as a landmark classification task.

Pose Retrieval Retrieval

maplab: An Open Framework for Research in Visual-inertial Mapping and Localization

1 code implementation28 Nov 2017 Thomas Schneider, Marcin Dymczyk, Marius Fehr, Kevin Egger, Simon Lynen, Igor Gilitschenski, Roland Siegwart

On the other hand, maplab provides the research community with a collection of multisession mapping tools that include map merging, visual-inertial batch optimization, and loop closure.

Robotics

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