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We propose a method for characterising the energy level structure of a solid-state qubit by monitoring the noise level in its environment. We consider a model persistent-current qubit in a lossy resevoir and demonstrate that the noise in a…

超导电性 · 物理学 2007-05-23 J. F. Ralph , T. D. Clark , M. J. Everitt , H. Prance , P. Stiffell , R. J. Prance

We present optimal sample complexity estimates for one-bit compressed sensing problems in a realistic scenario: the procedure uses a structured matrix (a randomly sub-sampled circulant matrix) and is robust to analog pre-quantization noise…

信息论 · 计算机科学 2018-12-18 Sjoerd Dirksen , Shahar Mendelson

Graph data are ubiquitous in natural sciences and machine learning. In this paper, we consider the problem of quantizing graph structured, bandlimited data to few bits per entry while preserving its information under low-pass filtering. We…

信息论 · 计算机科学 2026-05-08 Johannes Maly , Anna Veselovska

In 1-bit compressed sensing, the aim is to estimate a $k$-sparse unit vector $x\in S^{n-1}$ within an $\epsilon$ error (in $\ell_2$) from minimal number of linear measurements that are quantized to just their signs, i.e., from measurements…

信息论 · 计算机科学 2023-10-13 Namiko Matsumoto , Arya Mazumdar

This paper considers estimation of a quantized constant in noise when using uniform and nonuniform quantizers. Estimators based on simple arithmetic averages, on sample statistical moments and on the maximum-likelihood procedure are…

信号处理 · 电气工程与系统科学 2018-04-30 Antonio Moschitta , Johan Schoukens , Paolo Carbone

The gold-standard for robustly estimating relative pose through image matching is RANSAC. While RANSAC is powerful, it requires setting the inlier threshold that determines whether the error of a correspondence under an estimated model is…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Johan Edstedt

Stochastic resonance describes the utility of noise in improving the detectability of weak signals in certain types of systems. It has been observed widely in natural and engineered settings, but its utility in image classification with…

计算机视觉与模式识别 · 计算机科学 2025-02-21 Siegfried Ludwig

Deep image prior (DIP) serves as a good inductive bias for diverse inverse problems. Among them, denoising is known to be particularly challenging for the DIP due to noise fitting with the requirement of an early stopping. To address the…

图像与视频处理 · 电气工程与系统科学 2021-08-31 Yeonsik Jo , Se Young Chun , Jonghyun Choi

Second generation quantum technologies aim to outperform classical alternatives by utilizing engineered quantum systems. Maintaining the coherence required to enable any quantum advantage requires detailed knowledge and control over the…

量子物理 · 物理学 2024-05-30 Robert Freund , Christian D. Marciniak , Thomas Monz

We analyze the influence of noise for qubits implemented using a triple quantum dot spin system. We give a detailed description of the physical realization and develop error models for the dominant external noise sources. We use a Davies…

介观与纳米尺度物理 · 物理学 2013-06-04 Sebastian Mehl , David P. DiVincenzo

Nowadays, Brain Computer Interface has an important role in the life quality of parallelized people. However, this technique is mainly affected by the quality of the recorded signal in each trial. This problem could be solved by rejecting…

信号处理 · 电气工程与系统科学 2019-07-01 Mohammad Ali Amirabadi

Noise is an important factor that degrades the quality of medical images. Impulse noise is a common noise, which is caused by malfunctioning of sensor elements or errors in the transmission of images. In medical images due to presence of…

计算机视觉与模式识别 · 计算机科学 2017-10-13 Zohreh HosseinKhani , Mohsen Hajabdollahi , Nader Karimi , Reza Soroushmehr , Shahram Shirani , Kayvan Najarian , Shadrokh Samavi

This is an introduction to software methods of quantum fault tolerance. Broadly speaking, these methods describe strategies for using the noisy hardware components of a quantum computer to perform computations while continually monitoring…

量子物理 · 物理学 2013-12-06 Panos Aliferis

A denoising technique based on noise invalidation is proposed. The adaptive approach derives a noise signature from the noise order statistics and utilizes the signature to denoise the data. The novelty of this approach is in presenting a…

统计方法学 · 统计学 2015-05-19 Soosan Beheshti , Masoud Hashemi , Xiao-Ping Zhang , Nima Nikvand

Gate set tomography (GST) allows for a self-consistent characterization of noisy quantum information processors. The standard device-agnostic approach treats the QIPs as black boxes that are only constrained by the laws of physics,…

量子物理 · 物理学 2024-08-01 P. Viñas , A. Bermudez

Noise synthesis is a promising solution for addressing the data shortage problem in data-driven low-light RAW image denoising. However, accurate noise synthesis methods often necessitate labor-intensive calibration and profiling procedures…

图像与视频处理 · 电气工程与系统科学 2025-05-02 Feiran Li , Haiyang Jiang , Daisuke Iso

We present a principled framework to address resource allocation for realizing boosting algorithms on substrates with communication or computation noise. Boosting classifiers (e.g., AdaBoost) make a final decision via a weighted vote from…

机器学习 · 计算机科学 2020-10-28 Yongjune Kim , Yuval Cassuto , Lav R. Varshney

Analog Compute-In-Memory (CIM) architectures promise significant energy efficiency gains for neural network inference, but suffer from complex hardware-induced noise that poses major challenges for deployment. While noise-aware training…

机器学习 · 计算机科学 2025-08-19 Yuannuo Feng , Wenyong Zhou , Yuexi Lyu , Yixiang Zhang , Zhengwu Liu , Ngai Wong , Wang Kang

We present a general framework to study the simultaneous estimation of multiple phases in the presence of noise as a discretized model for phase imaging. This approach can lead to nontrivial bounds of the precision for multiphase…

量子物理 · 物理学 2014-08-12 Jie-Dong Yue , Yu-Ran Zhang , Heng Fan

This work proposes a learning-based statistical refinement method for improving the denoising results of a given denoiser without knowing the precise noise distribution or accessing clean images or calibration data. While there are many…

机器学习 · 计算机科学 2026-05-07 Rihuan Ke