Results 11 to 20 of about 1,370,806 (214)

The chaotic universe [PDF]

open access: yesChaos, Solitons & Fractals, 2000
It is shown that the mysterious quantum prescription of microphysics has analogues at the scale of stars, galaxies and superclusters, the common feature in all these cases being Brownian type fractality. These considerations are shown to lead to pleasingly meaningful results in agreement with observed data.
Abbott   +16 more
core   +15 more sources

Objaverse-XL: A Universe of 10M+ 3D Objects [PDF]

open access: yesNeural Information Processing Systems, 2023
Natural language processing and 2D vision models have attained remarkable proficiency on many tasks primarily by escalating the scale of training data. However, 3D vision tasks have not seen the same progress, in part due to the challenges of acquiring ...
Matt Deitke   +16 more
semanticscholar   +1 more source

Objaverse: A Universe of Annotated 3D Objects [PDF]

open access: yesComputer Vision and Pattern Recognition, 2022
Massive data corpora like WebText, Wikipedia, Conceptual Captions, WebImageText, and LAION have propelled recent dramatic progress in AI. Large neural models trained on such datasets produce impressive results and top many of today's benchmarks.
Matt Deitke   +9 more
semanticscholar   +1 more source

Observational Evidence from Supernovae for an Accelerating Universe and a Cosmological Constant [PDF]

open access: yes, 1998
We present spectral and photometric observations of 10 Type Ia supernovae (SNe Ia) in the redshift range 0.16 ≤ z ≤ 0.62. The luminosity distances of these objects are determined by methods that employ relations between SN Ia luminosity and light curve ...
A. Riess   +20 more
semanticscholar   +2 more sources

Unveiling the Universe with emerging cosmological probes [PDF]

open access: yesLiving Reviews in Relativity, 2022
The detection of the accelerated expansion of the Universe has been one of the major breakthroughs in modern cosmology. Several cosmological probes (Cosmic Microwave Background, Supernovae Type Ia, Baryon Acoustic Oscillations) have been studied in depth
Michele Moresco   +24 more
semanticscholar   +1 more source

Is the observable Universe consistent with the cosmological principle? [PDF]

open access: yesClassical and quantum gravity, 2022
The cosmological principle (CP)—the notion that the Universe is spatially isotropic and homogeneous on large scales—underlies a century of progress in cosmology.
Pavan K. Aluri   +23 more
semanticscholar   +1 more source

Metaverse – the new marketing universe

open access: yesJournal of Business Strategy, 2022
Purpose This study aims to present and explain the concept of Metaverse, which will revolutionize nearly every industry and can be regarded as the 3D version of the internet.
S. Hollensen, P. Kotler, M. O. Opresnik
semanticscholar   +1 more source

Detection of early-universe gravitational-wave signatures and fundamental physics [PDF]

open access: yesGeneral Relativity and Gravitation, 2022
Detection of a gravitational-wave signal of non-astrophysical origin would be a landmark discovery, potentially providing a significant clue to some of our most basic, big-picture scientific questions about the Universe.
R. Caldwell   +36 more
semanticscholar   +1 more source

The large-scale structure of the Universe [PDF]

open access: yesNature, 2006
Research over the past 25 years has led to the view that the rich tapestry of present-day cosmic structure arose during the first instants of creation, where weak ripples were imposed on the otherwise uniform and rapidly expanding primordial soup.
V. Springel, C. Frenk, S. White
semanticscholar   +1 more source

IceCube-Gen2: the window to the extreme Universe [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 2020
The observation of electromagnetic radiation from radio to $\gamma$-ray wavelengths has provided a wealth of information about the universe. However, at PeV (10$^{15}$ eV) energies and above, most of the universe is impenetrable to photons.
T. I. C. M. G. Aartsen   +432 more
semanticscholar   +1 more source

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