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It is widely believed that maximum likelihood estimators must be used to provide optimal estimates of power spectra. Since such estimators require require of order N_d^3 operations they are computationally prohibitive for N_d greater than a…

天体物理学 · 物理学 2008-11-26 G. Efstathiou

Nuclear Magnetic Resonance (NMR) was successfully employed to test several protocols and ideas in Quantum Information Science. In most of these implementations the existence of entanglement was ruled out. This fact introduced concerns and…

量子物理 · 物理学 2012-09-14 D. O. Soares-Pinto , R. Auccaise , J. Maziero , A. Gavini-Viana , R. M. Serra , L. C. Céleri

Hallucinations, a phenomenon where a language model (LM) generates nonfactual content, pose a significant challenge to the practical deployment of LMs. While many empirical methods have been proposed to mitigate hallucinations, recent…

计算与语言 · 计算机科学 2026-05-18 Atsushi Suzuki , Yulan He , Feng Tian , Zhongyuan Wang

Research on neuromorphic computing is driven by the vision that we can emulate brain-like computing capability, learning capability, and energy-efficiency in novel hardware. Unfortunately, this vision has so far been pursued in a…

神经与进化计算 · 计算机科学 2023-10-26 Wolfgang Maass

The lack of experimental evidence at the LHC for physics beyond the Standard model (BSM) of elementary particles together with necessity of its existence to provide solutions of internal problems of the Standard model (SM) as well as of…

高能物理 - 唯象学 · 物理学 2019-11-11 Maxim Yu. Khlopov

Nuclear magnetic resonance (NMR) spectroscopy is, in principle, a promising candidate to study the intracellular chemistry of single microscopic living entities. However, due to sensitivity limitations, NMR experiments were reported only on…

生物物理 · 物理学 2015-11-23 Marco Grisi , Beatrice Volpe , Roberto Guidetti , Nicola Harris , Giovanni Boero

In this essay we discuss the issue of quantum information and recent nuclear magnetic resonance (NMR) experiments. We explain why these experiments should be regarded as quantum information processing (QIP) despite the fact that, in present…

量子物理 · 物理学 2007-05-23 Raymond Laflamme , David G. Cory , Camille Negrevergne , Lorenza Viola

Quantifying the realism of images remains a challenging problem in the field of artificial intelligence. For example, an image of Albert Einstein holding a smartphone violates common-sense because modern smartphone were invented after…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Elisei Rykov , Kseniia Petrushina , Kseniia Titova , Alexander Panchenko , Vasily Konovalov

Neuromorphic computing is a non-von Neumann computing paradigm that performs computation by emulating the human brain. Neuromorphic systems are extremely energy-efficient and known to consume thousands of times less power than CPUs and…

神经与进化计算 · 计算机科学 2021-04-30 Prasanna Date , Catherine Schuman , Bill Kay , Thomas Potok

Recently, among experiments for realization of quantum computers, NMR quantum computers have achieved the most impressive succession. There is a model of the NMR quantum computation,namely Atsumi and Nishino's bulk quantum Turing Machine.…

计算复杂性 · 计算机科学 2007-05-23 Tetsushi Matsui

Radio astronomy relies on bespoke, experimental and innovative computing solutions. This will continue as next-generation telescopes such as the Square Kilometre Array (SKA) and next-generation Very Large Array (ngVLA) take shape. Under…

天体物理仪器与方法 · 物理学 2026-01-13 Nicholas J. Pritchard , Richard Dodson , Andreas Wicenec

With the latest advances in quantum computing technology, we are gradually moving from the noisy intermediate-scale quantum (NISQ) era characterized by hardware limited in the number of qubits and plagued with quantum noise, to the age of…

量子物理 · 物理学 2025-12-17 Artemiy Burov , Julien Baglio , Clément Javerzac-Galy

Liquid-state NMR quantum computer has demonstrated the possibility of quantum computation and supported its development. Using NMR quantum computer techniques, we observed phase decoherence under two kinds of artificial noise fields; one a…

量子物理 · 物理学 2007-05-23 Yasushi Kondo , Mikio Nakahara , Shogo Tanimura

The solar and atmospheric neutrino anomalies constitute the only solid and most remarkable evidence for physics beyond the Standard Model, indicating that the lepton mixing matrix is fundamentally distinct from that describing the quarks.…

高能物理 - 唯象学 · 物理学 2007-05-23 M. Hirsch , W. Porod , J. Romao , J. W. F. Valle

This article reviews the history of digital computation, and investigates just how far the concept of computation can be taken. In particular, I address the question of whether the universe itself is in fact a giant computer, and if so,…

量子物理 · 物理学 2013-12-17 Seth Lloyd

We present a numerical study on the super-resolution of quantum phase sensing and ghost imaging systems operating with multimode N00N states beyond the Rayleigh diffraction limit. Our computational simulations are based on the canonical…

量子物理 · 物理学 2022-03-22 Dong-Yeop Na , Peter Bermel , Weng Cho Chew

Nuclear magnetic resonance (NMR) and magnetic resonance imaging (MRI) are versatile tools with broad applications from physics and chemistry to geology and medical studies. In this mini-review, we consider the concepts of NMR and MRI…

医学物理 · 物理学 2024-01-04 Fatemeh Khashami

There is much to learn from what Turing hastily dismissed as Lady Lovelace s objection. Digital computers can indeed surprise us. Just like a piece of art, algorithms can be designed in such a way as to lead us to question our understanding…

计算机与社会 · 计算机科学 2018-03-14 Sylvie Delacroix

Nuclear magnetic resonance (NMR) spectroscopy is a powerful method for the investigation of three-dimensional structures of biological molecules such as proteins. Determining a protein structure is essential for understanding its function…

人工智能 · 计算机科学 2015-06-22 John Emmons , Steven Johnson , Timothy Urness , Adina Kilpatrick

In this paper, we propose the first-ever real benchmark thought for evaluating Neural Radiance Fields (NeRFs) and, in general, Neural Rendering (NR) frameworks. We design and implement an effective pipeline for scanning real objects in…

计算机视觉与模式识别 · 计算机科学 2022-12-21 Luca De Luigi , Damiano Bolognini , Federico Domeniconi , Daniele De Gregorio , Matteo Poggi , Luigi Di Stefano