... Next: Unsupervised Catalog Classification Up: Object Detection and Previous: Classification of Objects . ... Multi-resolution allows for image analysis in terms of different scales. ... This approach is used for the detection (and subsequent analysis) of globular cluster systems around elliptical galaxies, and for image characterization and object trawling in large image databases. ... The applicability of this approach to object detection in large image collections has been investigated. ...

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• Structure Detection in Low Intensity X-Ray Images using the Wavelet Transform
• A New Entropy Measure Based on Multiple Resolution and Noise Modeling
• Astronomical Image Compression Using the Pyramidal Median Transform

Program Number . ... Gordon Drukier, Yale University . Shooting Stars: Looking for Direct Evidence of Massive Central Black Holes in Globular Clusters . Abstract . ... Hubble Heritage Observations of Arp 148 . ... The Sloan Digital Sky Survey (SDSS) has proven a powerful tool for identifying new lens candidates, although high angular resolution HST observations are essential for confirming those candidates as genuine gravitational lensing systems (see Program GO 10886). ... Past weeks: . ...

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• Simulation of a Distant Cluster of Normal Galaxies
• HST this week
• Combined IRAC2 vs HST Color-Magnitude Diagrams of Bulge Globular Clusters.

... Primordial theory review : Dick Bond . Defects and the CMB review : Andy Albrecht . ... Gravitational wave contribution to CMB anisotropies : V.B. Lukash and E.V. Mikheeva . C_l from cosmic strings : Lloyd Knox . Some aspects of CMB anisotropies induced from topological defects : Mairi Sakellariadou . ... CMB anisotropies from scaling sources : Ruth Durrer . ... SZ observations I : Sarah Church . ... Holes in the microwave sky? ... Detecting cosmic strings in the CMB : James Robinson . ...

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• Astrophysics Group Cosmic Microwave Background (CMB)
• Astrophysics Group AMI Science
• Bojan Nikolic -- Simple smoothing of astronomical images in FITS format

SAI 175 anniversary . ... Moscow University . Search for in SAI Moscow University Search for in Russian astronomical resources . ... SAI Astronomical Databases . ... Browse SAI Software archive(ftp.sai.msu.su) . ASTRONET.RU - Russian Astronomical Network (available in translit also) . ... SAI Supernovae Research Group . ... Department of the Galaxy and Variable Stars (in Russian) . Sternberg Astronomical Institute Seminars . ... All-Russian Astronomical Olympiad (in Russian) . ...

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• Отдел Изучения Галактики и переменных звезд
• APOD: 2010 October 14 - Clusters, Hartley, and the Heart
• APOD Index - Stars: Globular Clusters

. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.

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... The R , I photometric observations of SBS 0335-052W were obtained occasionally during the study of SBS 0335-052 with the 3.5m telescope in Calar Alto on 1991 October 6. ... Aperture photometry was performed on the standard star observations using MAGNITUDE/CIRCLE task with the same aperture for all stars. ... For photometry of extended objects, we used the package SURFPHOT as well as dedicated software for adaptive filtering developed at the Astrophysical Institute of Potsdam (Lorenz et al. ...

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• A 20 cm VLA survey of Abell clusters of galaxies
• A 1400-MHz Survey of 1478 Abell Clusters of Galaxies
• Digital Filters

... 1998, 15, 147­8 . An Imaging Survey of Northern Galactic H Emission with Arcminute Resolution Brian Dennison, John H. Simonetti and Gregory A. Topasna Martin Observatory, Institute for Particle Physics and Astrophysics, Physics Department, Virginia Tech, Blacksburg, VA 24061, USA dennison@astro.phys.vt.edu; jhs@vt.edu; topasna@astro.phys.vt.edu Abstract: We present preliminary results from a high-resolution, high-sensitivity imaging survey of the northern galactic H emission. ...

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• Australia Telescope National Facility
• Compact Stellar Systems in the Fornax Cluster: Super-massive Star Clusters or
• ATNF Colloquium

... Posts tagged ?spatial statistics? ... As a part of exploring spatial distribution of particles/objects, not to approximate via Poisson process or Gaussian process (parametric), nor to impose hypotheses such as homogenous, isotropic, or uniform, various nonparametric methods somewhat dragged my attention for data exploration and preliminary analysis. ... I decide to discuss Kalman Filter a while ago for the slog after finding out that this popular methodology is rather underrepresented in astronomy. ...

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• The AstroStat Slog clusters
• The AstroStat Slog Globular Clusters
• The Chandra Multiwavelength Project (ChaMP)

... galaxies: bulges galaxies: clusters: general galaxies: clusters: individual: . ... star formation statistics stellar content structure Cosmology ( cosmology :) cosmic background radiation ( cosmology :) cosmological parameters cosmology : miscellaneous cosmology : observations cosmology : theory ( cosmology :) dark ages, reionization, first stars ( cosmology :) dark energy ( cosmology :) dark matter ( cosmology :) diffuse radiation ( cosmology :) distance scale ( cosmology :) early Universe (...

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• articles_flera_en
• articles_alex_01

... Staff . ... Galaxies, AGN, Cosmology . ... A new survey of X-ray clusters of galaxies with the Swift-X-ray Telescope . ... In this framework, an international collaboration between INAF-OAA, INAF-Brera, INAF-OATs, the University for Science and Technology of China-Hefei, the University of Ferrara, and the University of Massachusetts-Amherst, is undertaking a new cluster survey using an X-ray facility that was never exploited before for this goal: the X-ray Telescope (XRT) onboard the Swift satellite...

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• HAEBE Clusters Analysis (Abstract)
• Cannibal Stars Cause Giant Explosions in Fornax Cluster Galaxy (ESO Press
• Arcetri Star-Formation Group Publications

... Structure of Data . ... Catalog . ... In SAI OCL Catalog, we introduce our work on investigation of the Milky Way system of open star clusters. The main goal of our study is a search for new clusters using huge surveys. 168 new clusters have been already discovered by us using J,H,Ks data from 2MASS point source catalog. ... For 141 new clusters, we found their physical parameters using J,H,Ks data from 2MASS catalog and, for a number of clusters, our UBVRI CCD observational magnitudes. ...

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• SAI OCL Catalog Structure
• SAI OCL Catalog Virtual Observatory
• SAI OCL Catalog Publications

... 2.3 Establishing the Extragalactic Distance Scale . ... 2.3.2 The Second Rung: Distances to stellar clusters . ... 2.3.4 Distances to Local Group Galaxies . ... The Luminosity Function of Planetary Nebulae . ... 3.2.2 Clusters of Galaxies . ... 4.2 Evidence for Dark Matter as a Function of Scale Size . ... 4.3 Other Dark Matter Indicators for Galaxies . ... What is the nature of the large-scale distribution of matter in the universe as traced by the three-dimensional galaxy distribution? ...

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• Astronomy HyperText Book: Stellar Clusters
• Astronomy HyperText Book
• Astro-2 and the UIT Experiment

... Science Users Information > Science Activities > Science in Garching > Research Area: STELLAR STRUCTURE AND EVOLUTION . ... Reset view all 3 per page 5 per page 10 per page Sort by Title A-Z Title Z-A Date asc Date desc Research Topics Planets and Star Formation Stellar Structure and Evolution Stellar Populations Cosmology and the Early Universe Scientific Positions Faculty Fellows Scientists Students . ... Planets and Star Formation Stellar Populations Stellar Structure and Evolution Faculty . ...

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• ESO - Studying the Cosmological Evolution of Galaxy Clusters with (Sub-)mm
• ESO - VIMOS Science Verification Programs at Melipal/UT3
• The Central Star Cluster in 30 Doradus in the LMC | ESO

Teaching courses . for student of the Department of Astrophysics and Stellar Astronomy . ... Geophysics and physics of the planets (Kurt, Panteleev) . ... Close Binary Stars . ... Solar Physics . ... This is introductory course for students of the third year of education which are familiar with elementary astronomy and general physics. ... The one-year course includes theory of radiation transfer, theory of internal stellar structure with account of binary systems with compact comapnions. ...

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• Heliophysics, Internal structure and seismology
• Springer LINK:A&A-EE: Table of Contents Volume 317 Number 2 (1997)
• Springer LINK:A&A-EE: Table of Contents Volume 323 Number 2 (1997)

... Commission 37: Star Clusters and Associations . Home Page . Commission 37 of the International Astronomical Union deals with all aspects of Globular Cluster, Open Cluster, and Stellar Associations research. With Commission 33 it forms Division VII of the IAU. Commission Structure . ... IAU Home Page . Open Clusters Database (maintained by J.-C. Mermilliod ) . Catalogue of Milky Way Globular Cluster Parameters (maintained by W. E. Harris ) . ...

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• Dougal Mackey - Conference Proceedings
• GSAOI Super Star Clusters Science Page
• GSAOI Open Cluster Science Page

Astronomical Data Analysis Software and Systems VII ASP Conference Series, Vol. ... A Wavelet Parallel Code for Structure Detection A. Pagliaro Istituto di Astronomia dell'Universit‘a di Catania U. Becciani, V.Antonuccio and M.Gambera Osservatorio Astrofisico di Catania Abstract. We describe a parallel code for 3­D structure detection and morphological analysis. The method is based on a multiscale technique, the wavelet transform and on segmentation analysis. ... Segmentation analysis. ...

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• The Formation and Evolution of LMC Rich Star Clusters: NGC 1818
• Some Experiments with the Restoration of NICMOS Camera 2 Images of OMC-1
• NICMOS Data Calibration and Analysis

... Астронет | ... планета Астронет | ... An investigation of the structure of non-uniformities of interstellar absorption using photometry of globular clusters . ... L. N. Berdnikov; D. G. Turner . A search for evolutionary changes in the periods of Cepheids using archival data from the Harvard observatory plate collection I: VY, WZ and GH Carinae . ... Study of changes in the periods of population II Cepheids in globular clusters I: M2 . ... A. O. Allakhverdiev; S. O. Tagiyeva; O. H. Guseinov . ...

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• XWare > APOD

To main of Laboratory . The research work and design of optical and optical-electronic devices are carries out by laboratory staff: . ... Lens: . ... In the layout 1 prism systems perform functions of dispersive element, corrector of aberrations, optical reducer. ... Spectral range 200 - 400 nm; . ... Back Forward . ... The main corrector's function are compensation of field aberrations of the main spherical mirror of a telescope (diameter of 600 mm, f'=1200 mm) and increase aperture ratio. ...

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• MAO NASU :: Topic: 1st Announcement IAU Symposium 312 Star Clusters and Black
• The Laboratory of Astrometry
• MAO NASU :: Topic: The DRAGON globular cluster simulations: a million stars,

... The study of the Large-scale structure of the Universe and measurements of the Dark Energy equation of state; The exploration of the growth and cosmological evolution of supermassive Black holes in the Universe. ... In course of the all sky survey SRG will discover about 100 000 galaxy clusters and 3 million AGNs. Galaxy clusters are the largest gravitationally bounded objects in the Universe and are best explored through the study of X-ray emission from the hot intergalactic gas. ... 2016 IKI RAN ...

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• The best images from RTT150
• Second Spectrum-RG/eROSITA Conference
• z90-program

... Donate to Support Science Literacy . ... 2016 Annual Awards . The ASP is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach. ... Shop the AstroShop . ... The Astronomical Society of the Pacific (ASP) is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach.. ...

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• ASP: Black Holes to Blackboards: Drifting Through Andromeda
• ASP: Globular Clusters and Satellite Galaxies: Companions to the Milky Way
• ASP: Beacons in the Gloom