[PDF] Top 20 Fully Bayesian source separation with application to the cosmic microwave background
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Fully Bayesian source separation with application to the cosmic microwave background
... Fig. 3 shows the average of the last 5000 samples of CMB, along with a scatter plot of these means against the true value, as shown in Fig. 1. We see from the scatter plot and from compar- ison with Fig. 1 that the CMB ... See full document
12
SU(2) Quantum Yang-Mills Thermodynamics: Some Theory and Some Applications
... the a priori estimate of the thermal ground state. Subsequently, the ensuing ground- state structure and the properties of excitations are elucidated, including kinematic con- straints governing the radiative ... See full document
16
Bayesian factor analysis using Gaussian mixture sources, with applicatin to separation of the cosmic microwave background
... a fully Bayesian factor analysis model is devel- oped that assumes a very general model for each factor, namely the Gaussian ...the application is source separation where the factors ... See full document
5
A limit on the polarization of the cosmic microwave background radiation
... the application of the noise cal correction. Unlike the large noise source variations discussed above, these errors escape a visual inspection of the data; they can only be detected by using astrophysical ... See full document
308
A Comparative Study of Modern Theories of Universe
... The first prediction of steady state model to be tested involved the number of faint radio sources. In the 1950's astronomers found that radio sources were typically much more distant than typical optical galaxies, so ... See full document
9
Bayesian group sparse learning for music source separation
... underdetermined source separation based on NMF for an application to music source separation ...and Bayesian theory to source separation are not new since they have ... See full document
15
Planck 2015 results XIX Constraints on primordial magnetic fields
... observed cosmic magnetic fields, but also in them providing a new potential observational window to the early Universe (for reviews see Kahniashvili 2005; Giovannini 2008; Kunze 2013; and Durrer & Neronov ... See full document
27
Measurement of the Polarization of the Cosmic Microwave Background with the BICEP2 and Keck Array Telescopes
... This thesis is a survey of the Bicep2/ Keck Array results and includes many details beyond the main publications. I review the Bicep2 /Keck Array instrument and design, calibrations, and analysis methods, including ... See full document
152
Deviation from Standard Inflationary Cosmology and the Problems in Ekpyrosis
... the microwave background anisotropy (see also [18, 19, 20, 21, 23, 24, ...the microwave background data is the “hemisphere effect” [57, ... See full document
89
Semi analytic calculation of cosmic microwave background anisotropies from wiggly and superconducting cosmic strings
... of cosmic string networks, and their impact on predictions for the cosmic microwave background (CMB) anisotropies generated by these ...superconducting cosmic string ... See full document
20
Blind Component Separation in Wavelet Space: Application to CMB Analysis
... the case with covariances in Fourier space. Next, whether covariance matrices are computed in Fourier space or in wavelet space, we note that the terms coupling CMB and dust are again much higher than with surrogate ... See full document
18
INTERNATIONAL JOURNAL OF ENGINEERING SCIENCES & MANAGEMENT BIANCHI TYPE-I (KASNER FORM) TRANSIT COSMOLOGICAL MODELS L.S.Ladke
... large-scale cosmic microwave background suggest that our physical universe is expanding isotropic and homogeneous models with a positive cosmological ... See full document
6
Guglielmetti, Fabrizia (2010): Background-Source separation in astronomical images with Bayesian Probability Theory. Dissertation, LMU München: Fakultät für Physik
... The background estimation incorporates the knowledge of the exposure ...the background and its uncertainties is performed on the full astronomical image employing a two–dimensional ...the background ... See full document
264
Exploring The Universe With The Atacama Cosmology Telescope: Polarization-Sensitive Measurements Of The Cosmic Microwave Background
... The telescope’s Gregorian focus is reimaged by each optical chain using three plano-convex lenses whose position, orientation, and curved surface geometry is numerically optimized to yield high Strehl ratios and ... See full document
170
Cornell Notes SLO Post test
... a . The hydrogen to helium ratio in the CMBR matches predictions made using the Big Bang Theory b. the CMBR can be detected coming from all directions c. Any microwave radiation is an indication of expansion d. ... See full document
5
Testing Inflationary Cosmology with the BICEP1 and BICEP2 Experiments
... dominant source of beam mismatch (differential pointing), but there may be other sources of mismatch in either the main beam, near sidelobes, or far sidelobes that could produce unknown levels of spurious ... See full document
212
Ultra High Energy Cosmic Rays: Origin, Composition and Spectrum
... spectrum or (ii) identifying a peculiar class of sources that could provide at the same time a steep light component and a flat heavy one (see [1, 2] and references therein). The second approach is based on a specific ... See full document
6
A Measurement of the Angular Power Spectrum of the Cosmic Microwave Background with a Long Duration Balloon borne Receiver
... A Measurement of the Angular Power Spectrum of the Cosmic Microwave Background with a Long Duration Balloon-borne Receiver Thesis by Brendan P.. In Partial Ful..[r] ... See full document
136
Cosmological parameters from velocities, cosmic microwave background and supernovae
... of Cosmic Background Explorer (COBE) normalized cold dark matter (CDM) models and Gaussian fluctuations and ...the cosmic microwave background (CMB) depend on the state of the universe ... See full document
8
Data analysis of and results from observations of the cosmic microwave background with the Cosmic Background Imager
... when cosmic variance is unimportant, as is the case in low-S/N experiments (such as ...include cosmic variance, but it is more model dependent, depending in detail on the assumed S/N per area in the UV ... See full document
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