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Vigilance of an operator is compromised in performing many monotonous activities like workshop and manufacturing floor tasks, driving, night shift workers, flying, and in general any activity which requires keen attention of an individual…

Signal Processing · Electrical Eng. & Systems 2021-03-04 Siddarth Ganesh , Ram Gurumoorthy

We present Ev-NeRF, a Neural Radiance Field derived from event data. While event cameras can measure subtle brightness changes in high frame rates, the measurements in low lighting or extreme motion suffer from significant domain…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Inwoo Hwang , Junho Kim , Young Min Kim

Stability of thin liquid films on a surface can be controlled using an external stimuli, such as electric field, temperature or light by manipulating the total excess free energy of the system. It has been previously shown that thin…

Soft Condensed Matter · Physics 2023-05-15 Bidisha Bhatt , Soumik Mukhopadhyay , Krishnacharya Khare

Precise measurement of the electric dipole moments (EDM) of fundamental charged particles would provide a significant probe of physics beyond the standard model. Any measurably large EDM would imply violation of both time reversal and…

Accelerator Physics · Physics 2015-12-07 Richard Talman

Time-frequency representation (TFR) allowing for mode reconstruction plays a significant role in interpreting and analyzing the nonstationary signal constituted of various modes. However, it is difficult for most previous methods to handle…

Signal Processing · Electrical Eng. & Systems 2021-09-01 Haijian Zhang , Guang Hua

Flicker (1/f^gamma) voltage noise spectrum is derived from finite-temperature quantum electromagnetic fluctuations produced by elementary charge carriers in external electric field. It is suggested that deviations of the frequency exponent…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Kirill A. Kazakov

We report on intrinsic time-dependent conductance fluctuations observed in mesoscopic AuFe spin glass wires. These dynamical fluctuations have a 1/f-like spectrum and appear below the measured spin glass freezing temperature of our samples.…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 G. Neuttiens , C. Strunk , C. Van Haesendonck , Y. Bruynseraede

We report on experimental study of the effect of disorder on electronic parameters and inelastic scattering mechanisms in ultrathin superconducting NbN films, which are commonly used in single-photon detectors. An increase in disorder in…

Flicker Noise Spectroscopy (FNS) has been used for the analysis of electroencephalography (EEG) signal related to the movement imagination. The analysis of sensorimotor rhythms in time-frequency maps reveals the event-related…

Medical Physics · Physics 2014-10-16 Anna Broniec

High frame rate videos are increasingly getting popular in recent years, driven by the strong requirements of the entertainment and streaming industries to provide high quality of experiences to consumers. To achieve the best trade-offs…

Multimedia · Computer Science 2020-10-22 Pavan C. Madhusudana , Neil Birkbeck , Yilin Wang , Balu Adsumilli , Alan C. Bovik

This paper reports a comprehensive study on the impacts of temperature-change, process variation, flicker noise and device aging on the inference accuracy of pre-trained all-ferroelectric (FE) FinFET deep neural networks.…

Emerging Technologies · Computer Science 2022-07-05 Sourav De , Bo-Han Qiu , Wei-Xuan Bu , Md. Aftab Baig , Chung-Jun Su , Yao-Jen Lee , Darsen Lu

In this paper, a novel decomposition method for non-stationary and nonlinear signals is proposed. This method is inspired by the adaptive wavelet filter bank of the empirical wavelet transform (EWT) and Fourier intrinsic band functions…

Signal Processing · Electrical Eng. & Systems 2019-12-03 Wei Zhou , Zhongren Feng , Xiongjiang Wang , Hao Lv

The impact of leading collective electronic fluctuations on a free energy of a prototype 1D model for molecular systems is considered within the recently developed Fluctuating Local Field (FLF) approach. The FLF method is a non-perturbative…

Strongly Correlated Electrons · Physics 2022-01-14 Yana S. Lyakhova , Evgeny A. Stepanov , Alexey N. Rubtsov

The non-equilibrium properties of a driven quasi-one dimensional superconducting ring subjected to a constant electromotive force ({\it emf}) is studied. The {\it emf} accelerates the superconducting electrons until the critical current is…

Superconductivity · Physics 2009-11-07 Mikko Karttunen , K. R. Elder , Martin B. Tarlie , Martin Grant

Recently we have shown that slow relaxations in the electron glass system can be understood in terms of the spectrum of a matrix describing the relaxation of the system close to a metastable state. The model focused on the electron glass…

Disordered Systems and Neural Networks · Physics 2015-05-14 Ariel Amir , Yuval Oreg , Yoseph Imry

The Electric Network Frequency (ENF) serves as a unique signature inherent to power distribution systems. Here, a novel approach for power grid classification is developed, leveraging ENF. Spectrograms are generated from audio and power…

Machine Learning · Computer Science 2024-03-28 Georgios Tzolopoulos , Christos Korgialas , Constantine Kotropoulos

We propose an explanation for the recently measured slow fluctuations and ``blinking'' in the surface enhanced Raman scattering (SERS) spectrum of single molecules adsorbed on a silver colloidal particle. We suggest that these fluctuations…

Soft Condensed Matter · Physics 2009-11-10 D. B. Lukatsky , G. Haran , S. A. Safran

This paper presents a spatiotemporal unsupervised feature learning method for cause identification of electromagnetic transient events (EMTE) in power grids. The proposed method is formulated based on the availability of time-synchronized…

Signal Processing · Electrical Eng. & Systems 2019-03-13 Iman Niazazari , Reza Jalilzadeh Hamidi , Hanif Livani , Reza Arghandeh

Frequency is a central concept in Mathematics, Physics, and Signal Processing. It is the main tool for describing the oscillatory behavior of signals, which is usually argued to be the manifestation of some of their key features, depending…

Signal Processing · Electrical Eng. & Systems 2021-05-28 Móises Soto-Bajo , Andrés Fraguela Collar , Javier Herrera Vega , Raúl Felipe-Sosa

We employ the recently discovered antiferromagnetic tunneling anisotropic magnetoresistance to study the behavior of antiferromagnetically ordered moments in IrMn exchange coupled to NiFe. Experiments performed by common laboratory tools…

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