نتایج جستجو برای: threshold element

تعداد نتایج: 323878  

Damijan Miklavcic Gorazd Pucihar Hossein Mozdarani Leila Towhidi Seyed Mohammad Pourmir Firoozabadi, Tadej Kotnik

Introduction:  Electroporation  is  a  technique  for  increasing  the  permeability  of  the  cell  membrane  to  otherwise  non-permeate  molecules  due  to  an  external  electric  field.  This  permeability  enhancement  is  detectable if the induced transmembrane voltage becomes greater than a critical value which depends on the  pulse  strength  threshold.  In  this  study,  the  variabil...

2008
Jae Hong Seo HyoJin Yoon Seongan Lim Jung Hee Cheon Dowon Hong D. HONG

The element reduction of a multiset S is to reduce the number of repetitions of an element in S by a predetermined number. Privacypreserving element reduction of a multiset is an important tool in private computation over multisets. It can be used by itself or by combination with other private set operations. Recently, an efficient privacy-preserving element reduction method was proposed by Kis...

Journal: :IEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing 2001

2004
KAI-YEUNG SIU

The basic processing unit of a neural network i s a linear threshold element. I t has been known that neural networks can be much more powerful than traditional logic circuits, assuming that each threshold element can be built at a cost comparable to that o f AND, OR, Nor logic elements. Whereas any logic circuit o f polynomial size (in n) that computes the product of two n-bit numbers requires...

2004
Victor Varshavsky

The task of hardware (CMOS) implementation of artificial neuron is discussed. The main part of the device is a @-comparator which is a voltage divider formed by pand n-transistors. This approach is based on the possibility of ratio form representation of an arbitrary threshold function. The weight of the input is determined by the limitation of the current through the n-transistor that is equiv...

2010
Justin Crocker Nathan Potter Albert Erives

Concentration gradients of morphogenic proteins pattern the embryonic axes of Drosophila by activating different genes at different concentrations. The neurogenic ectoderm enhancers (NEEs) activate different genes at different threshold levels of the Dorsal (Dl) morphogen, which patterns the dorsal/ventral axis. NEEs share a unique arrangement of highly constrained DNA-binding sites for Dl, Twi...

Journal: :iranian journal of medical physics 0
leila towhidi ph.d. student, medical physics dept., tarbiat modares university, tehran, iran seyed mohammad pourmir firoozabadi associate professor, medical physics dept., tarbiat modares university, tehran, iran hossein mozdarani professor, medical genetics dept., tarbiat modares university, tehran, iran tadej kotnik associate professor, faculty of electrical engineering, university of ljubljana, ljubljana, slovenia gorazd pucihar post doc student, faculty of electrical engineering, university of ljubljana, ljubljana, slovenia damijan miklavcic professor, faculty of electrical engineering, university of ljubljana, ljubljana, slovenia

introduction:  electroporation  is  a  technique  for  increasing  the  permeability  of  the  cell  membrane  to  otherwise  non-permeate  molecules  due  to  an  external  electric  field.  this  permeability  enhancement  is  detectable if the induced transmembrane voltage becomes greater than a critical value which depends on the  pulse  strength  threshold.  in  this  study,  the  variabil...

Abstract: In this study, the effects of variation of thickness and the number of quantumwells as well as the contact length were investigated. In this paper, a vertical cavity surfaceemitting laser was simulated using of software based on finite element method. Thenumber of quantum wells was changed from 3 to 9 and the results which are related tooutput power, resonance ...

2005
N. Shenogina S. Shenogin L. Xue P. Keblinski

Recent experiments demonstrated very low percolation thresholds for carbon nanotube composites signified by steep increases in electrical conductivity at very low nanotube loadings. By contrast, thermal transport measurements, even on the same samples, showed no signature of the percolation threshold. These contrasting behaviors are particularly intriguing considering that both transport proces...

Journal: :TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A 2013

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