Training set: VVDS i magnitude distribution. i 24 and i 22.5 ... Assumption is that nearby objects in magnitude space have similar error characteristics ...
Catastrophic errors seen in a realistic galaxy z-distribution n(z) ... Cutting out galaxies with suspicious z useful, with a price paid for statistical ...
Needs only to be created once for a combination of SEDs/filters. Supports up to 15 filters ... The filters used for the photoz run can be a subset of the ...
In the 'old days' astronomers took photos. Starting in the 1960's they began to digitize. ... Data is dirty (cosmic rays, airplanes...) 9. Time and Spectral Dimensions ...
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Laboratory for Cosmological Data Mining (LCDM) at NCSA and UIUC Astronomy: ... We apply instance-based learning to obtain photometric redshifts for objects in ...
IRAC-selected EROs (with DEEP2 z's) Gillian Wilson (Spitzer Science Center) ... at those with DEEP2 spectroscopy == ~ 89 EROs. Early-type? Dusty Star-forming? ...
Extrapolation: only hope is better ... rich reference set with probably un-physical templates. Subset 100 of 100k ... compare the sets and find the 'offset' ...
GI comes from dark matter aligning a nearby galaxy and shearing a distant galaxy' ... Hoyle 1949; Peebles 1969; Doroshkevich 1970; White 1984; Peacock & Heavens 1985; ...
WHIM Backlight Scaling relation fudge factor Point source contaminant Cooling problem get-out clause AGN/GALAXY COEVOLUTION Kirpal Nandra Imperial College London
Title: Databases Meet Astronomy a db view of astronomy Author: Jim Gray Last modified by: Jim Gray Created Date: 2/26/2001 6:17:15 PM Document presentation format
Title: Databases Meet Astronomy a db view of astronomy Author: Jim Gray Last modified by: Jim Gray Created Date: 2/26/2001 6:17:15 PM Document presentation format
Title: Databases Meet Astronomy a db view of astronomy Author: Jim Gray Last modified by: Wensheng Wu Created Date: 2/26/2001 6:17:15 PM Document presentation format
The revolution in Computational Science. The Virtual Observatory Concept == World-Wide Telescope ... Exploring Parameter Space. Manual or Automatic Data Mining ...
Title: Databases Meet Astronomy a db view of astronomy Author: Jim Gray Last modified by: Jim Gray Created Date: 2/26/2001 6:17:15 PM Document presentation format
FTP and GREP are not adequate. You can GREP 1 MB in a second. You can GREP 1 GB in a minute ... You can GREP 1 TB in 2 days. You can GREP 1 PB in 3 years. Oh! ...
Online Science -- The World-Wide Telescope Archetype Jim Gray Microsoft Research Onassis Foundation Science Lecture Series 17 July 2002, FORTH, Heraklion, Crete
Online Science -- The World-Wide Telescope Archetype Jim Gray Microsoft Research Microsoft Enterprise Series Collaborating with: Alex Szalay, Peter Kunszt, Ani Thakar,
Online Science The World-Wide Telescope Jim Gray Microsoft Research Collaborating with: Alex Szalay, Peter Kunszt, Ani Thakar, @ JHU Robert Brunner, Roy Williams ...
HST, Spitzer, VLA, GALEX, CFHT LS blah blah blah 'AEGIS' ApJL special issue (~20 ... AGN contribution to the total luminosity of the universe (c.f. stars) ...
Online Science. The World-Wide Telescope. as a Prototype For. the New ... The World Wide Telescope as Archetype. Demos. Data Mining the Sloan Digital Sky Survey ...
The cosmic star formation rate from the FDF and the Goods-S Fields. R.P. Saglia MPE ... Cosmic variance. Galaxy selection. Faint-end contribution. Role of ...
Online Science -- The World-Wide Telescope Archetype Jim Gray Microsoft Research Onassis Foundation Science Lecture Series @ FORTH @ Heraklion, Crete, Greece
Q14: Find stars with multiple measurements and have magnitude variations 0.1. ... Find all galaxies brighter than magnitude 22, where the local extinction is ...
Stellar populations, star formation and their evolution over ... galaxies (Garching-MPA, Stephane Charlot, Jarle Brichmann, Simon White, Guinevere Kauffmann) ...
The World Wide Telescope as Archetype. Demos. Data Mining the Sloan ... So, the Internet is the world's best telescope: It has data on every part of the sky ...
2) The NFW profile for correctly centered clusters. 3) The NFW convolved with a ... 'Universal' relation from DM sims. Ways of constraining cosmology with clusters ...
RS = Dq DA (Sound horizon at recombination) LSST galaxy angular PS (Zhan 2006) ... This, together with the auto-correlations of each sample, can be used to ...
DONNEES ACTUELLES. Historique. Le paludisme a toujours exist en Alg rie o il a t d j signal au 12 me si cle. ... DONNEES ACTUELLES. 1/Le Paludisme d'importation: ...
... of Johns Hopkins has built a prototype sky Server (based on TerraServer design) ... Don Slutz did a first cut of the queries, I have been continuing that work. ...
Cosmology with SZ Surveys, Sept 2003. An Optical Counterpart to the SPT ... Cosmology with SZ Surveys, Sept 2003. 4000 sq-degrees SZ survey 20,000 clusters w ...
It has data on every part of the sky. In every measured spectral band: optical, x-ray, radio. ... The Big Picture. Data ingest. Managing a petabyte. Common ...
Pixar: 100 TB/Movie. New emphasis on informatics: Capturing, Organizing, ... Crab star. 1053 AD. 19. SkyServer.SDSS.org. A modern archive. Access to Sloan ...
MAMBO, CFHT, Bolocam and (future) others. COSMOS major components (in order of appearance) ... MAMBO, CFHT, TNG and others. November, 7 2006. CXC Extragalactic ...
Going deeper, collecting more data, using more colors.... Metcalfe's law ... that have an equivalent width in Ha 40 (Ha is the main hydrogen spectral line. ...
http://research.microsoft.com/~gray/talks/cern_2001.ppt. 3. How Much ... Most bytes will never be ... impedance mismatch: rowsets == ragged arrays of objects ...
... of morphology, magnitude, color and location ... DEC target 10s magnitudes. ... Limiting Magnitude. L* cluster galaxies at redshift 4000A break ...
Storage/archive NOT the problem (it's almost free) Curating/Publishing is expensive. ... So, the Internet is the world's best telescope: It has data on every ...
I recommend you clone it for Hungary. 100x less data (92k km2), very useful ... Hungary could be a leader in this (you have the Martians great tech education ) ...