نتایج جستجو برای: parity preserving gates

تعداد نتایج: 90744  

2013
Russell Impagliazzo Ramamohan Paturi

We consider the problem of efficiently enumerating the satisfying assignments to AC circuits. We give a zeroerror randomized algorithm which takes an AC circuit as input and constructs a set of restrictions which partitions {0, 1} so that under each restriction the value of the circuit is constant. Let d denote the depth of the circuit and cn denote the number of gates. This algorithm runs in t...

Journal: :PRX quantum 2021

Near-term quantum computers are limited by the decoherence of qubits to only being able run low-depth circuits with acceptable fidelity. This severely restricts what algorithms can be compiled and implemented on such devices. One way overcome these limitations is expand available gate set from single- two-qubit gates multi-qubit gates, which entangle three or more in a single step. Here, we sho...

In this paper, a new circuit scheme is proposed to reduce the power consumption of dynamic circuits. In the proposed circuit, an NMOS keeper transistor is used to maintain the voltage level in the output node against charge sharing, leakage current and noise sources. Using the proposed keeper scheme, the voltage swing on the dynamic node is lowered to reduce the power consumption of wide fan-in...

How to reconfigure a logic gate for a variety of functions is an interesting topic. In this paper, a different method of designing logic gates are proposed. Initially, due to the training ability of the multilayer perceptron neural network, it was used to create a new type of logic and full adder gates. In this method, the perceptron network was trained and then tested. This network was 100% ac...

Journal: :journal of family and reproductive health 0
pooneh salari medical ethics and history of medicine research center, tehran university of medical sciences, tehran, iran. mohammad abdollahi faculty of pharmacy, tehran university of medical sciences, tehran, iran ; pharmaceutical sciences research center, tehran university of medical sciences, tehran, iran ; endocrinology & metabolism research center, tehran university of medical sciences, tehran, iran.

osteoporosis is considered as an important public health problem especially in postmenopausal women. there are some hypotheses support the contributory effect of pregnancy and lactation on osteoporosis later in life. high calcium demand during pregnancy and lactation and low estrogenic state support those hypotheses. numerous studies have investigated on the issue but there is no consensus abou...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1388

امروزه با گسترش روزافزون ارتباطات و شبکه های مخابراتی در تمام عرصه های زندگی بشر و نیاز مبرم به ارتباطات با نرخ و کیفیت بالا، تحقیقات بنیادی و کاربردی در زمینه ی علم و مهندسی مخابرات جزو اولویت های اصلی جوامع پیشرفته و در حال توسعه است. بنا به ضرورت مذکور در این پایان نامه به بررسی تحقیقات انجام -شده در زمینه تئوری اطلاعات شبکه های مخابراتی خصوصا شبکه های رله در تئوری اطلاعات که بسیار مورد توجه...

2008
Tom Minka John M. Winn

Gates are a new notation for representing mixture models and context-sensitive independence in factor graphs. Factor graphs provide a natural representation for message-passing algorithms, such as expectation propagation. However, message passing in mixture models is not well captured by factor graphs unless the entire mixture is represented by one factor, because the message equations have a c...

The electrical properties and rectification behavior of the graphene self-switching diodes by side gates doping with nitrogen and boron atoms were investigated using density functional tight-binding method. The devices gates doping changes the electrical conductivity of the side gates and the semiconductor channel nanoribbons. As a result, the threshold voltage value under the forward bias is s...

Journal: :Frontiers in Physics 2022

Encoding computing qubits in multiple degrees of freedom (DOFs) a photonic system allows hyperparallel quantum computation to enlarge channel capacity with less resource, and constructing high-fidelity gates is always recognized as fundamental prerequisite for computation. Herein, we propose an approach implementing controlled-phase-flip (CPF) gate working polarization, spatial-mode, frequency ...

Journal: :Nature Nanotechnology 2008

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