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Integral Field Spectroscopy (IFS) is an observational method to obtain spatially resolved spectra over a specific field of view (FoV) in a single exposure. In recent years, near-infrared IFS has gained importance in observing objects with…

Omnidirectional and 360{\deg} images are becoming widespread in industry and in consumer society, causing omnidirectional computer vision to gain attention. Their wide field of view allows the gathering of a great amount of information…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Bruno Berenguel-Baeta , Jesus Bermudez-Cameo , Jose J. Guerrero

In recent years, Onboard Self Localization (OSL) methods based on cameras or Lidar have achieved many significant progresses. However, some issues such as estimation drift and feature-dependence still remain inherent limitations. On the…

Robotics · Computer Science 2020-10-26 Thien-Minh Nguyen , Shenghai Yuan , Muqing Cao , Yang Lyu , Thien Hoang Nguyen , Lihua Xie

With new generation spectrographs integral field spectroscopy is becoming a widely used observational technique. The Integral Field Unit of the VIsible Multi-Object Spectrograph on the ESO-VLT allows to sample a field as large as 54" x 54"…

The ISS (Integral-field Spectrograph System) has been designed as part of the EAGLE Phase A Instrument Study for the E-ELT. It consists of two input channels of 1.65x1.65 arcsec field-of-view, each reconfigured spatially by an image-slicing…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 P. R. Hastings , B. Stobie , S. Vives , P. Vola , M. Wells , C. J. Evans

In this paper, we focus on semantically multi-modal image synthesis (SMIS) task, namely, generating multi-modal images at the semantic level. Previous work seeks to use multiple class-specific generators, constraining its usage in datasets…

Computer Vision and Pattern Recognition · Computer Science 2020-04-03 Zhen Zhu , Zhiliang Xu , Ansheng You , Xiang Bai

Recently, the emergence of 3D Gaussian Splatting (3DGS) has drawn significant attention in the area of 3D map reconstruction and visual SLAM. While extensive research has explored 3DGS for indoor trajectory tracking using visual sensor…

Robotics · Computer Science 2025-12-30 Zelin Zhou , Saurav Uprety , Shichuang Nie , Hongzhou Yang

We present a newly developed code that allows simulations of optical observations of galaxy fields with a variety of instruments. The code incorporates gravitational lensing effects and is targetted at simulating lensing by galaxy clusters.…

The ingot wavefront sensor (I-WFS) has been proposed, for ELT-like apertures, as a possible pupil plane WFS, to cope with the geometrical characteristics of a laser guide star (LGS). Within the study and development of such a WFS, on-going…

Photorealistic simulators are essential for the training and evaluation of vision-centric autonomous vehicles (AVs). At their core is Novel View Synthesis (NVS), a crucial capability that generates diverse unseen viewpoints to accommodate…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Xiangyu Han , Zhen Jia , Boyi Li , Yan Wang , Boris Ivanovic , Yurong You , Lingjie Liu , Yue Wang , Marco Pavone , Chen Feng , Yiming Li

The preparation of a space-mission that carries out any kind of imaging to detect high-precision low-amplitude variability of its targets requires a robust model for the expected performance of its instruments. This model cannot be derived…

Instrumentation and Methods for Astrophysics · Physics 2016-10-27 P. Marcos-Arenal , W. Zima , J. De Ridder , R. Huygen , C. Aerts

This is the first version (v1) of the Gravitational LENses and DArk MAtter (GLENDAMA) database accessible at http://grupos.unican.es/glendama/database The new database contains more than 6000 ready-to-use (processed) astronomical frames…

Instrumentation and Methods for Astrophysics · Physics 2015-05-20 Luis J. Goicoechea , Vyacheslav N. Shalyapin , Rodrigo Gil-Merino

The Pixel-Imaging Mass Spectrometry (PImMS) camera allows for 3D charged particle imaging measurements, in which the particle time-of-flight is recorded along with $(x,y)$ position. Coupling the PImMS camera to an ultrafast pump-probe…

We study active object tracking, where a tracker takes visual observations (i.e., frame sequences) as input and produces the corresponding camera control signals as output (e.g., move forward, turn left, etc.). Conventional methods tackle…

Computer Vision and Pattern Recognition · Computer Science 2019-02-14 Wenhan Luo , Peng Sun , Fangwei Zhong , Wei Liu , Tong Zhang , Yizhou Wang

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

LISA is a space-based mHz gravitational-wave observatory, with a planned launch in 2034. It is expected to be the first detector of its kind, and will present unique challenges in instrumentation and data analysis. An accurate preflight…

General Relativity and Quantum Cosmology · Physics 2023-04-18 Jean-Baptiste Bayle , Olaf Hartwig

We demonstrate that generative deep learning can translate galaxy observations across ultraviolet, visible, and infrared photometric bands. Leveraging mock observations from the Illustris simulations, we develop and validate a supervised…

Instrumentation and Methods for Astrophysics · Physics 2025-01-28 Youssef Zaazou , Alex Bihlo , Terrence S. Tricco

Physics driven image simulation allows for the modeling and creation of realistic imagery beyond what is afforded by typical rendering pipelines. We aim to automatically generate a physically realistic scene for simulation of a given region…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Scott Sorensen , Wayne Treible , Robert Wagner , Andrew D. Gilliam , Todd Rovito , Joseph L. Mundy

The INTEGRAL satellite is an observatory-class gamma-ray telescope due for launch in early 2002. It comprises two main instruments, one optimised for imaging (IBIS) and the other for spectroscopy (SPI). The PICsIT telescope is the high…

Astrophysics · Physics 2007-05-23 J. B. Stephen , L. Foschini

To achieve accurate and robust pose estimation in Simultaneous Localization and Mapping (SLAM) task, multi-sensor fusion is proven to be an effective solution and thus provides great potential in robotic applications. This paper proposes…

Robotics · Computer Science 2022-03-03 Chunran Zheng , Qingyan Zhu , Wei Xu , Xiyuan Liu , Qizhi Guo , Fu Zhang