Search Results for author: John Folkesson

Found 15 papers, 7 papers with code

Human-Centric Autonomous Systems With LLMs for User Command Reasoning

1 code implementation14 Nov 2023 Yi Yang, Qingwen Zhang, Ci Li, Daniel Simões Marta, Nazre Batool, John Folkesson

The evolution of autonomous driving has made remarkable advancements in recent years, evolving into a tangible reality.

Autonomous Driving Binary Classification

RMP: A Random Mask Pretrain Framework for Motion Prediction

1 code implementation16 Sep 2023 Yi Yang, Qingwen Zhang, Thomas Gilles, Nazre Batool, John Folkesson

As the pretraining technique is growing in popularity, little work has been done on pretrained learning-based motion prediction methods in autonomous driving.

Autonomous Driving motion prediction +1

Evaluation of a Canonical Image Representation for Sidescan Sonar

1 code implementation18 Apr 2023 Weiqi Xu, Li Ling, Yiping Xie, Jun Zhang, John Folkesson

In this paper, a canonical transformation method consisting of intensity correction and slant range correction is proposed to decrease the above distortion.

Template Matching

Online Stochastic Variational Gaussian Process Mapping for Large-Scale SLAM in Real Time

1 code implementation10 Nov 2022 Ignacio Torroba, Marco Chella, Aldo Teran, Niklas Rolleberg, John Folkesson

Autonomous underwater vehicles (AUVs) are becoming standard tools for underwater exploration and seabed mapping in both scientific and industrial applications \cite{graham2022rapid, stenius2022system}.

Position

Neural Network Normal Estimation and Bathymetry Reconstruction from Sidescan Sonar

no code implementations15 Jun 2022 Yiping Xie, Nils Bore, John Folkesson

In this article, we use a neural network to represent the map and optimize it under constraints of altimeter points and estimated surface normal from sidescan.

Representation Learning

High-Resolution Bathymetric Reconstruction From Sidescan Sonar With Deep Neural Networks

no code implementations15 Jun 2022 Yiping Xie, Nils Bore, John Folkesson

This is then combined with the indirect but high-resolution seabed slope information from the sidescan to estimate the full bathymetry.

Vocal Bursts Intensity Prediction

Interpretability in Contact-Rich Manipulation via Kinodynamic Images

1 code implementation23 Feb 2021 Ioanna Mitsioni, Joonatan Mänttäri, Yiannis Karayiannidis, John Folkesson, Danica Kragic

In this work, we address the interpretability of NN-based models by introducing the kinodynamic images.

Robotics

PointNetKL: Deep Inference for GICP Covariance Estimation in Bathymetric SLAM

no code implementations24 Mar 2020 Ignacio Torroba, Christopher Iliffe Sprague, Nils Bore, John Folkesson

However, an accurate estimate of the uncertainty of such registration is a key requirement to a consistent fusion of this kind of measurements in a SLAM filter.

Autonomous Vehicles

Interpreting video features: a comparison of 3D convolutional networks and convolutional LSTM networks

2 code implementations2 Feb 2020 Joonatan Mänttäri, Sofia Broomé, John Folkesson, Hedvig Kjellström

A number of techniques for interpretability have been presented for deep learning in computer vision, typically with the goal of understanding what the networks have based their classification on.

General Classification

GCNv2: Efficient Correspondence Prediction for Real-Time SLAM

3 code implementations28 Feb 2019 Jiexiong Tang, Ludvig Ericson, John Folkesson, Patric Jensfelt

In this paper, we present a deep learning-based network, GCNv2, for generation of keypoints and descriptors.

Computational Efficiency

Detection and Tracking of General Movable Objects in Large 3D Maps

no code implementations22 Dec 2017 Nils Bore, Johan Ekekrantz, Patric Jensfelt, John Folkesson

This paper studies the problem of detection and tracking of general objects with long-term dynamics, observed by a mobile robot moving in a large environment.

Unsupervised Object Discovery and Segmentation of RGBD-images

no code implementations18 Oct 2017 Johan Ekekrantz, Nils Bore, Rares Ambrus, John Folkesson, Patric Jensfelt

In this paper we introduce a system for unsupervised object discovery and segmentation of RGBD-images.

Object Object Discovery +1

Adaptive Cost Function for Pointcloud Registration

no code implementations25 Apr 2017 Johan Ekekrantz, John Folkesson, Patric Jensfelt

In this paper we introduce an adaptive cost function for pointcloud registration.

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