keras中modelfit()出错请帮忙看看.docx

《keras中modelfit()出错请帮忙看看.docx》由会员分享，可在线阅读，更多相关《keras中modelfit()出错请帮忙看看.docx（7页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、keras中model.fit()出错，请帮忙看看keras中model.fit()出错，请帮助看看小李飞刀李寻欢北小河科技股份有限公司阿里对面资深搬砖工2019-10-1404:36:00ValueError:Tensorconversionrequesteddtypefloat32_refforTensorwithdtypefloat32:Tensor(Adam/dense/kernel/m/Initializer/zeros:0,shape(256,513),dtypefloat32)请教下这是啥情况啊model.fit(X_train,y_train,batch_sizebatch_s

2、ize,epochs200)这句出错了。它讲数据类型的问题但是我整个经过都是tf.float32我不知道咋就错了完好错误如下ValueErrorTraceback(mostrecentcalllast)ipython-input-17-713fac5079f0inmodule-1model.fit(X_train,y_train,batch_sizebatch_size,epochs200)d:pythonlibsite-packagestensorflowpythonkerasenginetraining.pyinfit(self,x,y,batch_size,epochs,verbose,

3、callbacks,validation_split,validation_data,shuffle,class_weight,sample_weight,initial_epoch,steps_per_epoch,validation_steps,validation_freq,max_queue_size,workers,use_multiprocessing,*kwargs)778validation_stepsvalidation_steps,779validation_freqvalidation_freq,-780steps_namesteps_per_epoch)781782de

4、fevaluate(self,d:pythonlibsite-packagestensorflowpythonkerasenginetraining_arrays.pyinmodel_iteration(model,inputs,targets,sample_weights,batch_size,epochs,verbose,callbacks,val_inputs,val_targets,val_sample_weights,shuffle,initial_epoch,steps_per_epoch,validation_steps,validation_freq,mode,validati

5、on_in_fit,prepared_feed_values_from_dataset,steps_name,*kwargs)155156#Getstepfunctionandlooptype.-157f_make_execution_function(model,mode)158use_stepsis_datasetorsteps_per_epochisnotNone159do_validationval_inputsisnotNoned:pythonlibsite-packagestensorflowpythonkerasenginetraining_arrays.pyin_make_ex

6、ecution_function(model,mode)530ifmodel._distribution_strategy:531returndistributed_training_utils._make_execution_function(model,mode)-532returnmodel._make_execution_function(mode)533534d:pythonlibsite-packagestensorflowpythonkerasenginetraining.pyin_make_execution_function(self,mode)2274def_make_ex

7、ecution_function(self,mode):2275ifmodeModeKeys.TRAIN:-2276self._make_train_function()2277returnself.train_function2278ifmodeModeKeys.TEST:d:pythonlibsite-packagestensorflowpythonkerasenginetraining.pyin_make_train_function(self)2217#Trainingupdates2218updatesself.optimizer.get_updates(-2219paramssel

8、f._collected_trainable_weights,lossself.total_loss)2220#Unconditionalupdates2221updatesself.get_updates_for(None)d:pythonlibsite-packagestensorflowpythonkerasoptimizer_v2optimizer_v2.pyinget_updates(self,loss,params)495ifgisnotNoneandv.dtype!dtypes.resource496)-497returnself.apply_gradients(grads_an

9、d_vars)498499def_set_hyper(self,name,value):d:pythonlibsite-packagestensorflowpythonkerasoptimizer_v2optimizer_v2.pyinapply_gradients(self,grads_and_vars,name)433_self.iterations434self._create_hypers()-435self._create_slots(var_list)436437self._prepare(var_list)d:pythonlibsite-packagestensorflowpyt

10、honkerasoptimizer_v2adam.pyin_create_slots(self,var_list)143#Separatefor-loopstorespecttheorderingofslotvariablesfromv1.144forvarinvar_list:-145self.add_slot(var,m)146forvarinvar_list:147self.add_slot(var,v)d:pythonlibsite-packagestensorflowpythonkerasoptimizer_v2optimizer_v2.pyinadd_slot(self,var,s

11、lot_name,initializer)576dtypevar.dtype,577trainableFalse,-578initial_valueinitial_value)579backend.track_variable(weight)580slot_dictslot_nameweightd:pythonlibsite-packagestensorflowpythonopsvariables.pyin_call_(cls,*args,*kwargs)259returncls._variable_v1_call(*args,*kwargs)260elifclsisVariable:-261

12、returncls._variable_v2_call(*args,*kwargs)262else:263returnsuper(VariableMetaclass,cls)._call_(*args,*kwargs)d:pythonlibsite-packagestensorflowpythonopsvariables.pyin_variable_v2_call(cls,initial_value,trainable,validate_shape,caching_device,name,variable_def,dtype,import_scope,constraint,synchroniz

13、ation,aggregation,shape)253synchronizationsynchronization,254aggregationaggregation,-255shapeshape)256257def_call_(cls,*args,*kwargs):d:pythonlibsite-packagestensorflowpythonopsvariables.pyinlambda(*kws)234shapeNone):235CallonVariableclass.Usefultoforcethesignature.-236previous_getterlambda*kws:defa

14、ult_variable_creator_v2(None,*kws)237for_,getterinops.get_default_graph()._variable_creator_stack:#pylint:disableprotected-access238previous_getter_make_getter(getter,previous_getter)d:pythonlibsite-packagestensorflowpythonopsvariable_scope.pyindefault_variable_creator_v2(next_creator,*kwargs)2542sy

15、nchronizationsynchronization,2543aggregationaggregation,-2544shapeshape)25452546d:pythonlibsite-packagestensorflowpythonopsvariables.pyin_call_(cls,*args,*kwargs)261returncls._variable_v2_call(*args,*kwargs)262else:-263returnsuper(VariableMetaclass,cls)._call_(*args,*kwargs)264265d:pythonlibsite-pac

16、kagestensorflowpythonopsresource_variable_ops.pyin_init_(self,initial_value,trainable,collections,validate_shape,caching_device,name,dtype,variable_def,import_scope,constraint,distribute_strategy,synchronization,aggregation,shape)458synchronizationsynchronization,459aggregationaggregation,-460shapes

17、hape)461462def_repr_(self):d:pythonlibsite-packagestensorflowpythonopsresource_variable_ops.pyin_init_from_args(self,initial_value,trainable,collections,caching_device,name,dtype,constraint,synchronization,aggregation,shape)603initial_valueops.convert_to_tensor(604initial_value()ifinit_from_fnelsein

18、itial_value,-605nameinitial_value,dtypedtype)606#Dontuseshapeorinitial_value.shapesinceTensorShapehas607#overridden_bool_.d:pythonlibsite-packagestensorflowpythonframeworkops.pyinconvert_to_tensor(value,dtype,name,preferred_dtype,dtype_hint)1085preferred_dtypedeprecation.deprecated_argument_lookup(1

19、086dtype_hint,dtype_hint,preferred_dtype,preferred_dtype)-1087returnconvert_to_tensor_v2(value,dtype,preferred_dtype,name)10881089d:pythonlibsite-packagestensorflowpythonframeworkops.pyinconvert_to_tensor_v2(value,dtype,dtype_hint,name)1143namename,1144preferred_dtypedtype_hint,-1145as_refFalse)1146

20、1147d:pythonlibsite-packagestensorflowpythonframeworkops.pyininternal_convert_to_tensor(value,dtype,name,as_ref,preferred_dtype,ctx,accept_symbolic_tensors,accept_composite_tensors)12221223ifretisNone:-1224retconversion_func(value,dtypedtype,namename,as_refas_ref)12251226ifretisNotImplemented:d:pyth

21、onlibsite-packagestensorflowpythonframeworkops.pyin_TensorTensorConversionFunction(t,dtype,name,as_ref)1016raiseValueError(1017Tensorconversionrequesteddtype%sforTensorwithdtype%s:%r%-1018(dtype.name,t.dtype.name,str(t)1019returnt1020请大佬指点下多谢.全文3581点赞打赏珍藏微信扫一扫s:/3.7w+社区成员JavaScript，VBScript，AngleScript，ActionScript，Shell，Perl，Ruby，Lua，Tcl，Scala，MaxScript等脚本语言沟通。帖子事件创立了帖子2019-10-1404:36社区公告CSDN脚本语言社区承受专栏投稿专栏会在顶部创立专属你的栏目投稿需知足以下要求脚本语言技术相关文章持续更新保持活泼内容明晰明了干货为主文章排版有序有条有理。本社区开通招聘专栏发布招聘信息请联络版主发布者需要保证招聘信息真实有效CSDN平台以及版主不对招聘内容负责联络方式私聊版主、发送邮件、QQ联络等均可版主主页版主邮箱版主QQ