Results 51 to 60 of about 248,231 (183)

Transmissive nonlocal multilayer thin film optical filter for image differentiation

open access: yesNanophotonics, 2021
It is well-known that a Fourier optical system can be used to perform specific computing tasks, such as image differentiation, with a superior speed and power consumption in comparison with digital computers, despite bulky optical components that are ...
Jin Chunqi, Yang Yuanmu
doaj   +1 more source

In-sensor neural network for high energy efficiency analog-to-information conversion

open access: yesScientific Reports, 2022
This work presents an on-chip analog-to-information conversion technique that utilizes analog hyper-dimensional computing based on reservoir-computing paradigm to process electrocardiograph (ECG) signals locally in-sensor and reduce radio frequency ...
Sudarsan Sadasivuni   +3 more
doaj   +1 more source

A Low-Power Analog Cell for Implementing Spiking Neural Networks in 65 nm CMOS

open access: yesJournal of Low Power Electronics and Applications, 2023
A Spiking Neural Network (SNN) is realized within a 65 nm CMOS process to demonstrate the feasibility of its constituent cells. Analog hardware neural networks have shown improved energy efficiency in edge computing for real-time-inference applications ...
John S. Venker, Luke Vincent, Jeff Dix
doaj   +1 more source

Weighted Lattice Paths Enumeration by Gaussian Polynomials

open access: yes, 2017
The Gaussian polynomial in variable $q$ is defined as the $q$-analog of the binomial coefficient. In addition to remarkable implications of these polynomials to abstract algebra, matrix theory and quantum computing, there is also a combinatorial ...
Martinjak, Ivica, Zubac, Ivana
core   +1 more source

Order-of-magnitude differences in computational performance of analog Ising machines induced by the choice of nonlinearity

open access: yesCommunications Physics, 2021
Analog Ising machines are promising fast computing schemes for some difficult optimization problems, yet their analog nature is known to cause errors and inhibit computational performance.
Fabian Böhm   +3 more
doaj   +1 more source

A Scalable Approach to Modeling on Accelerated Neuromorphic Hardware

open access: yesFrontiers in Neuroscience, 2022
Neuromorphic systems open up opportunities to enlarge the explorative space for computational research. However, it is often challenging to unite efficiency and usability.
Eric Müller   +24 more
doaj   +1 more source

Optical differentiation based on the Brewster effect [PDF]

open access: yesКомпьютерная оптика, 2018
In this work, technologies of analog optical computing for image edge detection using flat interfaces between dielectrics are studied both theoretically and experimentally.
Dmitry Nesterenko   +2 more
doaj   +1 more source

On the heapability of finite partial orders

open access: yes, 2020
We investigate the partitioning of partial orders into a minimal number of heapable subsets. We prove a characterization result reminiscent of the proof of Dilworth's theorem, which yields as a byproduct a flow-based algorithm for computing such a ...
Balogh, János   +4 more
core   +1 more source

Optical Companding

open access: yes, 2017
We introduce a new nonlinear analog optical computing concept that compresses the signal's dynamic range and realizes non-uniform quantization that reshapes and improves the signal-to-noise ratio in the digital ...
Jalali, Bahram, Jiang, Yunshan
core   +1 more source

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