English
Related papers

Related papers: Realistic Image Degradation with Measured PSF

200 papers

In the realm of automated driving simulation and sensor modeling, the need for highly accurate sensor models is paramount for ensuring the reliability and safety of advanced driving assistance systems (ADAS). Hence, numerous works focus on…

Signal Processing · Electrical Eng. & Systems 2023-12-08 Marcel Kettelgerdes , Tjorven Hillmann , Thomas Hirmer , Hüseyin Erdogan , Bernhard Wunderle , Gordon Elger

One of the fundamental challenges in the design of perception systems for autonomous vehicles is validating the performance of each algorithm under a comprehensive variety of operating conditions. In the case of vision-based semantic…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Wei Zhou , Julie Stephany Berrio , Stewart Worrall , Eduardo Nebot

Point spread function (PSF) engineering is vital for precisely controlling the focus of light in computational imaging, with applications in neural imaging, fluorescence microscopy, and biophotonics. The PSF is derived from the magnitude of…

Optics · Physics 2025-04-22 Aleksey Valouev

Most camera lens systems are designed in isolation, separately from downstream computer vision methods. Recently, joint optimization approaches that design lenses alongside other components of the image acquisition and processing pipeline…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Geoffroi Côté , Fahim Mannan , Simon Thibault , Jean-François Lalonde , Felix Heide

This paper investigates runtime monitoring of perception systems. Perception is a critical component of high-integrity applications of robotics and autonomous systems, such as self-driving cars. In these applications, failure of perception…

Robotics · Computer Science 2022-05-24 Pasquale Antonante , Heath Nilsen , Luca Carlone

Realistic vehicle sensor simulation is an important element in developing autonomous driving. As physics-based implementations of visual sensors like LiDAR are complex in practice, data-based approaches promise solutions. Using pairs of…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Richard Marcus , Felix Gabel , Niklas Knoop , Marc Stamminger

Autonomous Driving Systems (ADS) have made huge progress and started on-road testing or even commercializing trials. ADS are complex and difficult to test: they receive input data from multiple sensors and make decisions using a combination…

Software Engineering · Computer Science 2024-08-27 Tri Minh Triet Pham , Bo Yang , Jinqiu Yang

We present an analytic model for simulating automotive time-of-flight (ToF) LiDAR that includes blooming, echo pulse width, and ambient light, along with steps to determine model parameters systematically through optical laboratory…

Robotics · Computer Science 2025-12-08 L. Dudzik , M. Roschani , A. Sielemann , K. Trampert , J. Ziehn , J. Beyerer , C. Neumann

Simulation is essential to validate autonomous driving systems. However, a simple simulation, even for an extremely high number of simulated miles or hours, is not sufficient. We need well-founded criteria showing that simulation does…

Software Engineering · Computer Science 2023-01-24 Changwen Li , Joseph Sifakis , Qiang Wang , Rongjie Yan , Jian Zhang

In astronomy, upcoming space telescopes with wide-field optical instruments have a spatially varying point spread function (PSF). Specific scientific goals require a high-fidelity estimation of the PSF at target positions where no direct…

Instrumentation and Methods for Astrophysics · Physics 2023-02-22 Tobias Liaudat , Jean-Luc Starck , Martin Kilbinger , Pierre-Antoine Frugier

Advancing Machine Learning (ML)-based perception models for autonomous systems necessitates addressing weak spots within the models, particularly in challenging Operational Design Domains (ODDs). These are environmental operating conditions…

Machine Learning · Computer Science 2024-09-02 Ahmed Hammam , Bharathwaj Krishnaswami Sreedhar , Nura Kawa , Tim Patzelt , Oliver De Candido

Optical microscopy is an essential tool in biology and medicine. Imaging thin, yet non-flat objects in a single shot (without relying on more sophisticated sectioning setups) remains challenging as the shallow depth of field that comes with…

Image and Video Processing · Electrical Eng. & Systems 2020-10-14 Adrian Shajkofci , Michael Liebling

Using a vehicle toy (in next future called vehicle) as a moving object an automatic road lighting system (ARLS) model is constructed. A digital video camera with 25 fps is used to capture the vehicle motion as it moves in the test segment…

Computer Vision and Pattern Recognition · Computer Science 2014-01-13 Suprijadi , Thomas Muliawan , Sparisoma Viridi

Galaxy imaging surveys observe a vast number of objects that are affected by the instrument's Point Spread Function (PSF). Weak lensing missions, in particular, aim at measuring the shape of galaxies, and PSF effects represent an important…

Instrumentation and Methods for Astrophysics · Physics 2021-02-03 T. Liaudat , J. Bonnin , J. -L. Starck , M. A. Schmitz , A. Guinot , M. Kilbinger , S. D. J. Gwyn

Autonomous driving simulations require highly realistic images. Our preliminary study found that when the CARLA Simulator image was made more like reality by using DCLGAN, the performance of the lane recognition model improved to levels…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Seongjeong Park , Jinu Pahk , Lennart Lorenz Freimuth Jahn , Yongseob Lim , Jinung An , Gyeungho Choi

Autonomous Driving (AD) systems are considered as the future of human mobility and transportation. Solving computer vision tasks such as image classification and object detection/segmentation, with high accuracy and low power/energy…

Neural and Evolutionary Computing · Computer Science 2025-01-22 Iqra Bano , Rachmad Vidya Wicaksana Putra , Alberto Marchisio , Muhammad Shafique

Recently, the joint design of optical systems and downstream algorithms is showing significant potential. However, existing rays-described methods are limited to optimizing geometric degradation, making it difficult to fully represent the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Zheng Ren , Jingwen Zhou , Wenguan Zhang , Jiapu Yan , Bingkun Chen , Huajun Feng , Shiqi Chen

In this paper, we provide a survey on automotive surround-view fisheye optics, with an emphasis on the impact of optical artifacts on computer vision tasks in autonomous driving and ADAS. The automotive industry has advanced in applying…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Daniel Jakab , Brian Michael Deegan , Sushil Sharma , Eoin Martino Grua , Jonathan Horgan , Enda Ward , Pepijn Van De Ven , Anthony Scanlan , Ciarán Eising

Semi-autonomous driving, as it is already available today and will eventually become even more accessible, implies the need for driver and automation system to reliably work together in order to ensure safe driving. A particular challenge…

Artificial Intelligence · Computer Science 2023-08-31 Jakob Suchan , Jan-Patrick Osterloh

In autonomous racing, vehicles operate close to the limits of handling and a sensor failure can have critical consequences. To limit the impact of such failures, this paper presents the redundant perception and state estimation approaches…