no code implementations • 19 Apr 2022 • Sven Richter, Frank Bieder, Sascha Wirges, Christoph Stiller
We present a new method to combine evidential top-view grid maps estimated based on heterogeneous sensor sources.
no code implementations • 16 Apr 2022 • Sven Richter, Frank Bieder, Sascha Wirges, Christoph Stiller
We present a generic evidential grid mapping pipeline designed for imaging sensors such as LiDARs and cameras.
1 code implementation • 2 Mar 2022 • Sascha Wirges, Kevin Rösch, Frank Bieder, Christoph Stiller
We propose a fast and robust method to estimate the ground surface from LIDAR measurements on an automated vehicle.
no code implementations • 25 Sep 2020 • Juncong Fei, Wenbo Chen, Philipp Heidenreich, Sascha Wirges, Christoph Stiller
Recently, PointPainting has been presented to eliminate this performance drop by effectively fusing the output of a semantic segmentation network instead of the raw image information.
no code implementations • 13 May 2020 • Frank Bieder, Sascha Wirges, Johannes Janosovits, Sven Richter, Zheyuan Wang, Christoph Stiller
This representation allows us to use well-studied deep learning architectures from the image domain to predict a dense semantic grid map using only the sparse input data of a single LiDAR scan.
no code implementations • 2 Mar 2020 • Sascha Wirges, Ye Yang, Sven Richter, Haohao Hu, Christoph Stiller
We propose an object detector for top-view grid maps which is additionally trained to generate an enriched version of its input.
no code implementations • 3 Feb 2020 • Sascha Wirges, Shuxiao Ding, Christoph Stiller
We present our approach to unsupervised domain adaptation for single-stage object detectors on top-view grid maps in automated driving scenarios.
no code implementations • 4 Jun 2019 • Haohao Hu, Junyi Zhu, Sascha Wirges, Martin Lauer
In this work, we present LocGAN, our localization approach based on a geo-referenced aerial imagery and LiDAR grid maps.
no code implementations • 17 Apr 2019 • Sascha Wirges, Johannes Gräter, Qiuhao Zhang, Christoph Stiller
We apply our approach to optical flow estimation from camera image sequences, validate on odometry estimation and suggest a method to iteratively increase optical flow estimation accuracy using the generated motion masks.
no code implementations • 31 Jan 2019 • Sascha Wirges, Marcel Reith-Braun, Martin Lauer, Christoph Stiller
Based on the estimated pose and shape uncertainty we approximate object hulls with bounded collision probability which we find helpful for subsequent trajectory planning tasks.
no code implementations • 2 May 2018 • Sascha Wirges, Tom Fischer, Jesus Balado Frias, Christoph Stiller
A detailed environment perception is a crucial component of automated vehicles.
no code implementations • 23 Feb 2018 • Jannik Quehl, Haohao Hu, Sascha Wirges, Martin Lauer
In this paper, we present a new approach to vehicle trajectory prediction based on automatically generated maps containing statistical information about the behavior of traffic participants in a given area.