Fredrik Kahl

Rigidity Preserving Image Transformations and Equivariance in Perspective

Azimuthal Rotational Equivariance in Spherical Convolutional Neural Networks

2022

On the Tightness of Semidefinite Relaxations for Rotation Estimation

2022

Long-Term Visual Localization Revisited

DoubleMatch: Improving Semi-Supervised Learning with Self-Supervision

ZZ-Net: A Universal Rotation Equivariant Architecture for 2D Point Clouds

A case for using rotation invariant features in state of the art feature matchers

2022

Development of a novel method to measure bone marrow fat fraction in older women using high-resolution peripheral quantitative computed tomography

Back to the Feature: Learning Robust Camera Localization from Pixels to Pose

A quasiconvex formulation for radial cameras

How privacy-preserving are line clouds? Recovering scene details from 3D lines

CrowdDriven: A New Challenging Dataset for Outdoor Visual Localization

Rotation Averaging with the Chordal Distance: Global Minimizers and Strong Duality

Single-Image Depth Prediction Makes Feature Matching Easier

2020

Pose Proposal Critic: Robust Pose Refinement by Learning Reprojection Errors

2020

Global Optimality for Point Set Registration Using Semidefinite Programming

2019

Fine-Grained Segmentation Networks: Self-Supervised Segmentation for Improved Long-Term Visual Localization

A cross-season correspondence dataset for robust semantic segmentation

A Deep Learning Approach to MR-less Spatial Normalization for Tau PET Images

Combining Depth Fusion and Photometric Stereo for Fine-Detailed 3D Models

Shape-aware label fusion for multi-atlas frameworks

2018

Benchmarking 6DOF Outdoor Visual Localization in Changing Conditions

A projected gradient descent method for crf inference allowing end-to-end training of arbitrary pairwise potentials

Multiresolution Search of the Rigid Motion Space for Intensity-Based Registration

Rotation Averaging and Strong Duality

Robust Abdominal Organ Segmentation Using Regional Convolutional Neural Networks

2018

Performance of a feature-based algorithm for 3D-3D registration of CT angiography to cone-beam CT for endovascular repair of complex abdominal aortic aneurysms

Revisiting Deep Structured Models for Pixel-Level Labeling with Gradient-Based Inference

Semantic Match Consistency for Long-Term Visual Localization

Conditional Random Fields Meet Deep Neural Networks for Semantic Segmentation: Combining Probabilistic Graphical Models with Deep Learning for Structured Prediction

Long-term 3D Localization and Pose from Semantic Labellings

Multiatlas Segmentation Using Robust Feature-Based Registration

2017

Max-margin learning of deep structured models for semantic segmentation

2017

Robust abdominal organ segmentation using regional convolutional neural networks

Automated 3D segmentation of the prostate gland in CT images - a first step towards objective measurements of prostate uptake in PET and SPECT images

3D prostate gland uptake of 18F-choline - association with overall survival in patients with hormone-naïve prostate cancer

City-scale localization for cameras with known vertical direction

2017

3D skeletal uptake of F-18 sodium fluoride in PET/CT images is associated with overall survival in patients with prostate cancer

Automatic pericardium segmentation and quantification of epicardial fat from computed tomography angiography

Minimizing the maximal rank

Globally optimal rigid intensity based registration: A fast fourier domain approach

Überatlas: Fast and robust registration for multi-atlas segmentation

Cloud-Based Evaluation of Anatomical Structure Segmentation and Landmark Detection Algorithms: VISCERAL Anatomy Benchmarks

Image Fusion of Reconstructed Digital Tomosynthesis Volumes From a Frontal and a Lateral Acquisition

A Simple Method for Subspace Estimation with Corrupted Columns

Optimal Gradient Encoding Schemes for Diffusion Tensor and Kurtosis Imaging

Robust online 3D reconstruction combining a depth sensor and sparse feature points

Optimal relative pose with unknown correspondences

Automated segmentation of the skeleton in PET/CT scans

2016

Outlier rejection for absolute pose estimation with known orientation

Shape-aware multi-atlas segmentation

Efficient algorithms for robust estimation of relative translation

2016

Deepseg: Abdominal Organ Segmentation Using Deep Convolutional Neural Networks

2015

Optimal Experiment Design for Mono-Exponential Model Fitting: Application to Apparent Diffusion Coefficient Imaging

Überatlas: Robust Speed-Up of Feature-Based Registration and Multi-Atlas Segmentation

Good Features for Reliable Registration in Multi-Atlas Segmentation

Shortest Paths with Higher-Order Regularization

Improving Robustness for Inter-Subject Medical Image Registration Using a Feature-Based Approach

A Combinatorial Approach to L1-Matrix Factorization

Tractable Algorithms for Robust Model Estimation

Minimal solvers for relative pose with a single unknown radial distortion

2014

Accurate Localization and Pose Estimation for Large 3D Models

Tractable and Reliable Registration of 2D Point Sets

Robust Camera Tracking by Combining Color and Depth Measurements

Rank Minimization with Structured Data Patterns

Fast and Reliable Two-View Translation Estimation

Shortest Paths with Curvature and Torsion