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《神經(jīng)網(wǎng)絡(luò)算法bp網(wǎng)絡(luò)的訓(xùn)練函數(shù)》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在教育資源-天天文庫(kù)。
1、BP網(wǎng)絡(luò)的訓(xùn)練函數(shù)訓(xùn)練方法訓(xùn)練函數(shù)梯度下降法traingd有動(dòng)量的梯度下降法traingdm自適應(yīng)lr梯度下降法traingda自適應(yīng)lr動(dòng)量梯度下降法traingdx彈性梯度下降法trainrpFletcher-Reeves共軛梯度法traincgfPloak-Ribiere共軛梯度法traincgpPowell-Beale共軛梯度法traincgb量化共軛梯度法trainscg擬牛頓算法trainbfg一步正割算法trainossLevenberg-MarquardttrainlmBP網(wǎng)絡(luò)訓(xùn)練參數(shù)訓(xùn)練參數(shù)參數(shù)介紹訓(xùn)練函數(shù)net.trainParam.epochs最大訓(xùn)
2、練次數(shù)(缺省為10)traingd、traingdm、traingda、traingdx、trainrp、traincgf、traincgp、traincgb、trainscg、trainbfg、trainoss、trainlmnet.trainParam.goal訓(xùn)練要求精度(缺省為0)traingd、traingdm、traingda、traingdx、trainrp、traincgf、traincgp、traincgb、trainscg、trainbfg、trainoss、trainlmnet.trainParam.lr學(xué)習(xí)率(缺省為0.01)traingd、tra
3、ingdm、traingda、traingdx、trainrp、traincgf、traincgp、traincgb、trainscg、trainbfg、trainoss、trainlmnet.trainParam.max_fail最大失敗次數(shù)(缺省為5)traingd、traingdm、traingda、traingdx、trainrp、traincgf、traincgp、traincgb、trainscg、trainbfg、trainoss、trainlmnet.trainParam.min_grad最小梯度要求(缺省為1e-10)traingd、traingdm、t
4、raingda、traingdx、trainrp、traincgf、traincgp、traincgb、trainscg、trainbfg、trainoss、trainlmnet.trainParam.show顯示訓(xùn)練迭代過(guò)程(NaN表示不顯示,缺省為25)traingd、traingdm、traingda、traingdx、trainrp、traincgf、traincgp、traincgb、trainscg、trainbfg、trainoss、trainlmnet.trainParam.time最大訓(xùn)練時(shí)間(缺省為inf)traingd、traingdm、traing
5、da、traingdx、trainrp、traincgf、traincgp、traincgb、trainscg、trainbfg、trainoss、trainlmnet.trainParam.mc動(dòng)量因子(缺省0.9)traingdm、traingdxnet.trainParam.lr_inc學(xué)習(xí)率lr增長(zhǎng)比(缺省為1.05)traingda、traingdxnet.trainParam.lr_dec學(xué)習(xí)率lr下降比(缺省為0.7)traingda、traingdxnet.trainParam.max_perf_inc表現(xiàn)函數(shù)增加最大比(缺省為1.04)traingda、
6、traingdxnet.trainParam.delt_inc權(quán)值變化增加量(缺省為1.2)trainrpnet.trainParam.delt_dec權(quán)值變化減小量(缺省為0.5)trainrpnet.trainParam.delt0初始權(quán)值變化(缺省為0.07)trainrpnet.trainParam.deltamax權(quán)值變化最大值(缺省為50.0)trainrpnet.trainParam.searchFcn一維線性搜索方法(缺省為srchcha)traincgf、traincgp、traincgb、trainbfg、trainossnet.trainParam.
7、sigma因?yàn)槎吻髮?dǎo)對(duì)權(quán)值調(diào)整的影響參數(shù)(缺省值5.0e-5)trainscgnet.trainParam.lambdaHessian矩陣不確定性調(diào)節(jié)參數(shù)(缺省為5.0e-7)trainscgnet.trainParam.men_reduc控制計(jì)算機(jī)內(nèi)存/速度的參量,內(nèi)存較大設(shè)為1,否則設(shè)為2(缺省為1)trainlmnet.trainParam.mu的初始值(缺省為0.001)trainlmnet.trainParam.mu_dec的減小率(缺省為0.1)trainlmnet.trainParam.mu_inc的增長(zhǎng)率(缺