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Related papers: A 3D Automated Classification Scheme for the TAUVE…

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We employ an Artificial Neural Network (ANN) based technique to develop a pipeline for automated segregation of stars from the galaxies to be observed by Tel-Aviv University Ultra-Violet Experiment (TAUVEX). We use synthetic spectra of…

Astrophysics of Galaxies · Physics 2015-05-13 Archana Bora , Ranjan Gupta , Harinder P. Singh , K. Duorah

New generation large-aperture telescopes, multi-object spectrographs, and large format detectors are making it possible to acquire very large samples of stellar spectra rapidly. In this context, traditional star-by-star spectroscopic…

We describe an Artificial Neural Network (ANN) approach to classification of galaxy images and spectra. ANNs can replicate the classification of galaxy images by a human expert to the same degree of agreement as that between two human…

Astrophysics · Physics 2007-05-23 Ofer Lahav

Along the life of the IUE project, a large archive with spectral data has been generated, requiring automated classification methods to be analyzed in an objective form. Previous automated classification methods used with IUE spectra were…

Astrophysics · Physics 2019-08-15 E. F. Vieira , J. D. Ponz

The Euclid Space Telescope will provide deep imaging at optical and near-infrared wavelengths, along with slitless near-infrared spectroscopy, across ~15,000 sq deg of the sky. Euclid is expected to detect ~12 billion astronomical sources,…

Instrumentation and Methods for Astrophysics · Physics 2023-03-15 Euclid Collaboration , A. Humphrey , L. Bisigello , P. A. C. Cunha , M. Bolzonella , S. Fotopoulou , K. Caputi , C. Tortora , G. Zamorani , P. Papaderos , D. Vergani , J. Brinchmann , M. Moresco , A. Amara , N. Auricchio , M. Baldi , R. Bender , D. Bonino , E. Branchini , M. Brescia , S. Camera , V. Capobianco , C. Carbone , J. Carretero , F. J. Castander , M. Castellano , S. Cavuoti , A. Cimatti , R. Cledassou , G. Congedo , C. J. Conselice , L. Conversi , Y. Copin , L. Corcione , F. Courbin , M. Cropper , A. Da Silva , H. Degaudenzi , M. Douspis , F. Dubath , C. A. J. Duncan , X. Dupac , S. Dusini , S. Farrens , S. Ferriol , M. Frailis , E. Franceschi , M. Fumana , P. Gomez-Alvarez , S. Galeotta , B. Garilli , W. Gillard , B. Gillis , C. Giocoli , A. Grazian , F. Grupp , L. Guzzo , S. V. H. Haugan , W. Holmes , F. Hormuth , K. Jahnke , M. Kummel , S. Kermiche , A. Kiessling , M. Kilbinger , T. Kitching , R. Kohley , M. Kunz , H. Kurki-Suonio , S. Ligori , P. B. Lilje , I. Lloro , E. Maiorano , O. Mansutti , O. Marggraf , K. Markovic , F. Marulli , R. Massey , S. Maurogordato , H. J. McCracken , E. Medinaceli , M. Melchior , M. Meneghetti , E. Merlin , G. Meylan , L. Moscardini , E. Munari , R. Nakajima , S. M. Niemi , J. Nightingale , C. Padilla , S. Paltani , F. Pasian , K. Pedersen , V. Pettorino , S. Pires , M. Poncet , L. Popa , L. Pozzetti , F. Raison , A. Renzi , J. Rhodes , G. Riccio , E. Romelli , M. Roncarelli , E. Rossetti , R. Saglia , D. Sapone , B. Sartoris , R. Scaramella , P. Schneider , M. Scodeggio , A. Secroun , G. Seidel , C. Sirignano , G. Sirri , L. Stanco , P. Tallada-Crespi , D. Tavagnacco , A. N. Taylor , I. Tereno , R. Toledo-Moreo , F. Torradeflot , I. Tutusaus , L. Valenziano , T. Vassallo , Y. Wang , J. Weller , A. Zacchei , J. Zoubian , S. Andreon , S. Bardelli , A. Boucaud , R. Farinelli , J. Gracia-Carpio , D. Maino , N. Mauri , S. Mei , N. Morisset , F. Sureau , M. Tenti , A. Tramacere , E. Zucca , C. Baccigalupi , A. Balaguera-Antolinez , A. Biviano , A. Blanchard , S. Borgani , E. Bozzo , C. Burigana , R. Cabanac , A. Cappi , C. S. Carvalho , S. Casas , G. Castignani , C. Colodro-Conde , A. R. Cooray , J. Coupon , H. M. Courtois , O. Cucciati , S. Davini , G. De Lucia , H. Dole , J. A. Escartin , S. Escoffier , M. Fabricius , M. Farina , F. Finelli , K. Ganga , J. Garcia-Bellido , K. George , F. Giacomini , G. Gozaliasl , I. Hook , M. Huertas-Company , B. Joachimi , V. Kansal , A. Kashlinsky , E. Keihanen , C. C. Kirkpatrick , V. Lindholm , G. Mainetti , R. Maoli , S. Marcin , M. Martinelli , N. Martinet , M. Maturi , R. B. Metcalf , G. Morgante , A. A. Nucita , L. Patrizii , A. Peel , J. E. Pollack , V. Popa , C. Porciani , D. Potter , P. Reimberg , A. G. Sanchez , M. Schirmer , M. Schultheis , V. Scottez , E. Sefusatti , J. Stadel , R. Teyssier , C. Valieri , J. Valiviita , M. Viel , F. Calura , H. Hildebrandt

In order to find a fast and reliable method for selecting metal poor galaxies (MPGs), especially in large surveys and huge database, an Artificial Neural Network (ANN) method is applied to a sample of star-forming galaxies from the Sloan…

Astrophysics of Galaxies · Physics 2015-06-18 F. Shi , Y-Y. Liu , X. Kong , Y. Chen

Innovation in the ground and space-based instruments has taken us into a new age of spectroscopy, in which a large amount of stellar content is becoming available. So, automatic classification of stellar spectra became subjective in recent…

Solar and Stellar Astrophysics · Physics 2020-06-26 Y. A. Azzam , M. I. Nouh , A. A. Shaker

We explore the application of artificial neural networks (ANNs) for the estimation of atmospheric parameters (Teff, logg, and [Fe/H]) for Galactic F- and G-type stars. The ANNs are fed with medium-resolution (~ 1-2 A) non flux-calibrated…

We apply and compare various Artificial Neural Network (ANN) and other algorithms for automatic morphological classification of galaxies. The ANNs are presented here mathematically, as non-linear extensions of conventional statistical…

Astrophysics · Physics 2015-06-24 O. Lahav , A. Naim , L. Sodre , M. C. Storrie-Lombardi

The artificial neural network (ANN) is a well-established mathematical technique for data prediction, based on the identification of correlations and pattern recognition in input training sets. We present the application of ANNs to predict…

Astrophysics of Galaxies · Physics 2014-05-05 Hossein Teimoorinia , Sara L. Ellison

The rapid increase in data on galaxy images at low and high redshift calls for re-examination of the classification schemes and for new automatic objective methods. Here we present a classification method by Artificial Neural Networks. We…

Astrophysics · Physics 2007-05-23 Ofer Lahav

Achieving maximum scientific results from the overwhelming volume of astronomical data to be acquired over the next few decades will demand novel, fully automatic methods of data analysis. Artificial intelligence approaches hold great…

A new approach to estimating photometric redshifts - using Artificial Neural Networks (ANNs) - is investigated. Unlike the standard template-fitting photometric redshift technique, a large spectroscopically-identified training set is…

Astrophysics · Physics 2009-11-07 Andrew E. Firth , Ofer Lahav , Rachel S. Somerville

With nearly two billion stars observed and their corresponding astrometric parameters evaluated in the recent Gaia mission, the number of astrometric binary candidates have risen significantly. Due to the surplus of astrometric data, the…

Instrumentation and Methods for Astrophysics · Physics 2024-10-10 Joe Smith

Forward-modeling observables from galaxy simulations enables direct comparisons between theory and observations. To generate synthetic spectral energy distributions (SEDs) that include dust absorption, re-emission, and scattering, Monte…

Modern X-ray telescopes have detected hundreds of thousands of X-ray sources in the universe. However, current methods to classify these sources using the X-ray data themselves suffer problems - detailed X-ray spectroscopy of individual…

High Energy Astrophysical Phenomena · Physics 2023-04-04 Pavan R. Hebbar , Craig O. Heinke

Due to the ever-expanding volume of observed spectroscopic data from surveys such as SDSS and LAMOST, it has become important to apply artificial intelligence (AI) techniques for analysing stellar spectra to solve spectral classification…

Solar and Stellar Astrophysics · Physics 2020-01-08 Kaushal Sharma , Ajit Kembhavi , Aniruddha Kembhavi , T. Sivarani , Sheelu Abraham , Kaustubh Vaghmare

Observed Young Stellar Objects (YSOs) are used to study star formation and characterize star forming regions. For this purpose, YSO candidate catalogs are compiled from various surveys, especially in the infrared (IR), and simple selection…

Astrophysics of Galaxies · Physics 2021-03-24 David Cornu , Julien Montillaud

Classifying variable stars is crucial for advancing our understanding of stellar evolution and dynamics. As large-scale surveys generate increasing volumes of light curve data, the demand for automated and reliable classification techniques…

Solar and Stellar Astrophysics · Physics 2025-08-19 Almat Akhmetali , Alisher Zhunuskanov , Timur Namazbayev , Marat Zaidyn , Aknur Sakan , Dana Turlykozhayeva , Nurzhan Ussipov

We present a novel approach for classifying stars as binary or exoplanet using deep learning techniques. Our method utilizes feature extraction, wavelet transformation, and a neural network on the light curves of stars to achieve…

Instrumentation and Methods for Astrophysics · Physics 2023-05-22 Aman Kumar , Sarvesh Gharat
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