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| NEURAI NETWORKS IN Q. S. A. R STUDIES:Estimation and prediction of The anticonvuisant activities of thirty─eight cinnamamides | |
| 作者姓名： | HU Bu-chao WANG Hong-Lun GAO Guang-Jiang LI Xu-wu(department of Nature product: Institute of Medicine Industry of shanxi XIAN710032) |
| 摘 要： | ltheory1.lprincipleoftheModifiedback-pr0pagation(MBP){'j1.2AIgorithmInthispapper.UsesM.B.PalgorithSupervisedLearn-ing.LeaningSignalC0nsists0ffeed-forwardandbackpropa-gati0n(Fig3).Alqorithm:lISigmoidfunctiony(x)=deIConnectionW',andQ,NInputtraimlngpattenSampleX,.andd:,,ftCalclate(coant)rea1ityValue0foatputY.VregulateWeightW,,W,,(l l)=W,,(l) V8.,01j-outputlayer:6'=y,(lwy,)(d,wy,)v.j-hiddenlayer:3j=O,(l-O,)=3kWjkkkisj(n l)layern0de.bN$O###At4oMBackto4StepContinuediterationuntilerr… |
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