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Related papers: The integral field spectroscopy (IFS) wiki

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Imaging Raman spectroscopy can be used to identify cancerous tissue. Traditionally, a step-by-step scanning of the sample is applied to generate a Raman image, which, however, is too slow for routine examination of patients. By transferring…

Instrumentation and Methods for Astrophysics · Physics 2018-10-09 Elmar Schmälzlin , Benito Moralejo , Ingo Gersonde , Johannes Schleusener , Maxim E. Darvin , Gisela Thiede , Martin M. Roth

[Abbreviated] The amount of integral field spectrograph (IFS) data has grown considerable over the last few decades. The demand for tools to analyze such data is therefore bigger now than ever. We present TDOSE; a flexible Python tool for…

Astrophysics of Galaxies · Physics 2019-08-14 K. B. Schmidt , L. Wisotzki , T. Urrutia , J. Kerutt , D. Krajnovic , E. C. Herenz , R. Saust , T. Contini , B. Epinat , H. Inami , M. V. Maseda

The Wide-Field Imaging Interferometry Testbed (WIIT) will provide valuable information for the development of space-based interferometers. This laboratory instrument operates at optical wavelengths and provides the ability to test…

We present iSDF, a continual learning system for real-time signed distance field (SDF) reconstruction. Given a stream of posed depth images from a moving camera, it trains a randomly initialised neural network to map input 3D coordinate to…

The CIWS-FW is aimed at providing a common and standard solution for the storage, processing and quick look at the data acquired from scientific instruments for astrophysics. The target system is the instrument workstation either in the…

A new interpretation of the basic vector |0> of the free Fock space (FFS) and the FFS is proposed. The approximations to various equations with additional parameters, for n-point information (n-pi), are also considered in the case of…

General Physics · Physics 2012-06-21 Jerzy Hanckowiak

One of the problems of producing instruments for Extremely Large Telescopes is that their size (and hence cost) scales rapidly with telescope aperture. To try to break this relation alternative new technologies have been proposed, such as…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 Robert James Harris , Jeremy Allington-Smith

Objective: This article presents an automatic image processing framework to extract quantitative high-level information describing the micro-environment of glomeruli in consecutive whole slide images (WSIs) processed with different staining…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Odyssee Merveille , Thomas Lampert , Jessica Schmitz , Germain Forestier , Friedrich Feuerhake , Cédric Wemmert

The Infrared Spectrograph (IRS) is one of three science instruments on the Spitzer Space Telescope. The IRS comprises four separate spectrograph modules covering the wavelength range from 5.3 to 38micron with spectral resolutions, R \~90…

Astrophysics · Physics 2011-05-05 J. R. Houck , the Spitzer/IRS team

Information geometry is a study of statistical manifolds, that is, spaces of probability distributions from a geometric perspective. Its classical information-theoretic applications relate to statistical concepts such as Fisher information,…

Information Theory · Computer Science 2023-10-09 Kumar Vijay Mishra , M. Ashok Kumar , Ting-Kam Leonard Wong

To improve the compressive sensing MRI (CS-MRI) approaches in terms of fine structure loss under high acceleration factors, we have proposed an iterative feature refinement model (IFR-CS), equipped with fixed transforms, to restore the…

Machine Learning · Computer Science 2019-09-26 Yiling Liu , Qiegen Liu , Minghui Zhang , Qingxin Yang , Shanshan Wang , Dong Liang

This research focuses on the discovery and localization of hidden objects in the wild and serves unmanned systems. Through empirical analysis, infrared and visible image fusion (IVIF) enables hard-to-find objects apparent, whereas…

Computer Vision and Pattern Recognition · Computer Science 2023-05-18 Di Wang , Jinyuan Liu , Risheng Liu , Xin Fan

As constituent parts of image objects, superpixels can improve several higher-level operations. However, image segmentation methods might have their accuracy seriously compromised for reduced numbers of superpixels. We have investigated a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-10 F. C. Belem , S. J. F. Guimaraes , A. X. Falcao

Next generation high contrast imaging instruments face a challenging trade off: they will be required to deliver data with high spectral resolution at a relatively fast cadence (minutes) and across a wide field of view (arcseconds). For…

Instrumentation and Methods for Astrophysics · Physics 2023-11-03 William Thompson , Adam B. Johnson , Christian Marois , Olivier Lardière , Frédéric Grandmont , Tim Hardy , Kris Caputa , Colin Bradley , Garima Singh

Vision Foundation Models (VFMs) are large-scale, pre-trained models that serve as general-purpose backbones for various computer vision tasks. As VFMs' popularity grows, there is an increasing interest in understanding their effectiveness…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Volodymyr Havrylov , Haiwen Huang , Dan Zhang , Andreas Geiger

The integration of miniaturized optical spectrometers into mobile platforms will have an unprecedented impact on applications ranging from unmanned aerial vehicles (UAVs) to mobile phones. To address this demand, silicon photonics stands…

Applied Physics · Physics 2018-05-09 Mario C. M. M. Souza , Andrew Grieco , Newton C. Frateschi , Yeshaiahu Fainman

The Near-Infrared Spectrograph (NIRSpec) on the James Webb Space Telescope (JWST) offers the first opportunity to use integral-field spectroscopy from space at near-infrared wavelengths. More specifically, NIRSpec's integral-field unit can…

Infrared small object detection (ISOS) aims to segment small objects only covered with several pixels from clutter background in infrared images. It's of great challenge due to: 1) small objects lack of sufficient intensity, shape and…

Computer Vision and Pattern Recognition · Computer Science 2023-03-09 Chenyi Wang , Huan Wang , Peiwen Pan

In this article, we describe the Registry of Scientometric Data Sources (RSDS) and several scientometric data sources recorded in this open registry that could be of interest for scientometricians, institutional researchers, librarians,…

Digital Libraries · Computer Science 2023-11-13 Grischa Fraumann , Svantje Lilienthal , Christian Hauschke

A well-adapted spectrograph concept has been developed for the SNAP (SuperNova/Acceleration Probe) experiment. The goal is to ensure proper identification of Type Ia supernovae and to standardize the magnitude of each candidate by…

Astrophysics · Physics 2019-08-14 A. Ealet , E. Prieto