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Related papers: The integral field spectroscopy (IFS) wiki

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We present improvements to the wavelength calibration for the lenslet-based Integral Field Spectrograph (IFS), that serves as the science instrument for the Gemini Planet Imager (GPI). The GPI IFS features a 2.7" $\times$ 2.7" field of view…

Instrumentation and Methods for Astrophysics · Physics 2016-12-14 Schuyler G. Wolff , Kimberly Ward-Duong , Joe Zalesky , Alex Z. Greenbaum , Marshall D. Perrin , James Graham

With the ever growing popularity of integral field unit (IFU) spectroscopy, countless observations are being performed over multiple object systems such as blank fields and galaxy clusters. With this, an increasing amount of time is being…

Astrophysics of Galaxies · Physics 2018-12-18 Alex Griffiths , Christopher J. Conselice

Engineered solutions are becoming more complex and multi-disciplinary in nature. This evolution requires new techniques to enhance design and analysis tasks that incorporate data integration and interoperability across various engineering…

Artificial Intelligence · Computer Science 2022-06-22 Daniel Dunbar , Thomas Hagedorn , Mark Blackburn , John Dzielski , Steven Hespelt , Benjamin Kruse , Dinesh Verma , Zhongyuan Yu

Medical imaging informatics is a rapidly growing field that combines the principles of medical imaging and informatics to improve the acquisition, management, and interpretation of medical images. This chapter introduces the basic concepts…

Image and Video Processing · Electrical Eng. & Systems 2023-06-21 Md. Zihad Bin Jahangir , Ruksat Hossain , Riadul Islam , MD Abdullah Al Nasim , Md. Mahim Anjum Haque , Md Jahangir Alam , Sajedul Talukder

Infrared-visible image fusion methods aim at generating fused images with good visual quality and also facilitate the performance of high-level tasks. Indeed, existing semantic-driven methods have considered semantic information injection…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Liying Wang , Xiaoli Zhang , Chuanmin Jia , Siwei Ma

Hyperspectral microscopy is an imaging technique that provides spectroscopic information with high spatial resolution. When applied in the relevant wavelength region, such as in the infrared (IR), it can reveal a rich spectral fingerprint…

Integral field spectroscopy (IFS) has been added as a new observation mode to the Robert Stobie Spectrograph (RSS), the workhorse multi-mode instrument on the Southern African Large Telescope. RSS operates as an imaging spectrograph…

Instrumentation and Methods for Astrophysics · Physics 2026-03-25 Sabyasachi Chattopadhyay , Matthew A. Bershady , Michael P. Smith , Antoine Mahoro , Marsha J. Wolf

We describe the advantages of using Integral Field Spectroscopy to observe deep fields of galaxy. The VIMOS Integral Field Unit is particularly suitable for this kind of studies thanks to its large field-of-view (~ 1 arcmin^2). After a…

Astrophysics · Physics 2009-11-10 S. Foucaud , M. Scodeggio , A. Zanichelli , B. Garilli , E. Giallongo

We give an introduction into the observational technique of integral field or 3D spectroscopy. We discuss advantages and drawbacks of this type of observations and highlight a few science projects enabled by this method. In the second part…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-28 Peter M. Weilbacher , Luz Marina Cairos , Nicola Caon , Polychronis Papaderos

IRIS is a near-infrared (0.84 to 2.4 microns) integral field spectrograph and wide-field imager being developed for first light with the Thirty Meter (TMT). It mounts to the advanced optics (AO) system NFIRAOS and has integrated…

It has been shown that light speckle fluctuations provide a means for noninvasive measurements of cerebral blood flow index (CBFi). While conventional Diffuse Correlation Spectroscopy (DCS) provides marginal brain sensitivity for CBFi in…

We develop a qualitative-dynamics framework for general Iterated Function Systems (IFSs) on locally compact spaces. Our approach extends to IFSs a framework recently developed in the semiflows setting by James Yorke and the present author…

Dynamical Systems · Mathematics 2026-04-21 Roberto De Leo

Interferometric scattering microscopy is a powerful technique that enables various applications, such as mass photometry and particle tracking. Here we present a numerical toolbox to simulate images obtained in interferometric scattering,…

Semantic segmentation models have two fundamental weaknesses: i) they require large training sets with costly pixel-level annotations, and ii) they have a static output space, constrained to the classes of the training set. Toward…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Fabio Cermelli , Massimiliano Mancini , Yongqin Xian , Zeynep Akata , Barbara Caputo

Multi-object or integral field spectrographs are recognized techniques for achieving simultaneous spectroscopic observations of different or extended sky objects with a high multiplex factor. In this communication is described a…

Instrumentation and Detectors · Physics 2016-12-14 Francois Henault , Florence Laurent

Online IR tools have to take into account new phenomena linked to the appearance of blogs, wiki and other collaborative publications. Among these collaborative sites, Wikipedia represents a crucial source of information. However, the…

Information Retrieval · Computer Science 2008-12-18 Bernard Jacquemin , Aurélien Lauf , Céline Poudat , Martine Hurault-Plantet , Nicolas Auray

Fractal interpolation function (FIF) is a special type of continuous function which interpolates certain data set and the attractor of the Iterated function system (IFS) corresponding to the data set is the graph of the FIF. Coalescence…

Dynamical Systems · Mathematics 2015-09-08 Md. Nasim Akhtar , M. Guru Prem Prasad

Intelligent reflecting surface (IRS) is a promising technology for achieving spectrum and energy efficient wireless networks cost-effectively. Most existing works on IRS have focused on exploiting IRS to enhance the performance of wireless…

Information Theory · Computer Science 2021-06-25 Qingqing Wu , Xinrong Guan , Rui Zhang

Hyperspectral images provide detailed spectral information through hundreds of (narrow) spectral channels (also known as dimensionality or bands) with continuous spectral information that can accurately classify diverse materials of…

Computer Vision and Pattern Recognition · Computer Science 2020-07-31 Behnood Rasti , Danfeng Hong , Renlong Hang , Pedram Ghamisi , Xudong Kang , Jocelyn Chanussot , Jon Atli Benediktsson
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