我正在使用RcppDL libarary做一些实验。训练后，我使用原始数据集重建数据。但是，所有数据都具有相同的值。
我的数据（第一栏是id）：
[,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [,11] [,12]
[1,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[2,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[3,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[4,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[5,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[6,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[7,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[8,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[9,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[10,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[11,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[12,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[13,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[14,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[15,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[16,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[17,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[18,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[19,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[20,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[21,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[22,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[23,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[24,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[25,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[26,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[27,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[28,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[29,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[30,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[31,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[32,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[33,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[34,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[35,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[36,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[37,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[38,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[39,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
[40,] 0.7905348 0.999999 1 0.4721214 0.01729769 1 0.8770443 0.05453092 0.0353921 1 0.9994972 1
重建后得到的结果：
da_obj <- Rda(x.new)
setCorruptionLevel(da_obj, 0.01)
setHiddenRepresentation(da_obj, 8)
setTrainingEpochs(da_obj, 500)
setLearningRate(da_obj, 0.002)
train(da_obj)
coord <- reconstruct(da_obj, x.new)
我的代码非常简单：
*******************************************************************************************************
* - - + APPLICATION + - - * - - + DOMAIN + - - * - - + STATUS + - - *
*******************************************************************************************************
* sftpproj * default * DEPLOYED *
*******************************************************************************************************
INFO 2016-09-29 10:43:34,241 [[sftpproj].SFTP.receiver.01] com.mulesoft.module.batch.engine.DefaultBatchEngine: Created instance 30388390-8629-11e6-a2c5-1e6f20524153 for batch job sftpprojBatch
INFO 2016-09-29 10:43:34,243 [[sftpproj].SFTP.receiver.01] com.mulesoft.module.batch.engine.DefaultBatchEngine: Starting input phase
INFO 2016-09-29 10:43:34,245 [[sftpproj].SFTP.receiver.01] com.mulesoft.module.batch.engine.DefaultBatchEngine: Input phase completed
ERROR 2016-09-29 10:43:34,281 [[sftpproj].SFTP.receiver.01] org.mule.exception.DefaultMessagingExceptionStrategy:
********************************************************************************
Message : Object "org.mule.transport.sftp.SftpInputStream" not of correct type. It must be of type "{interface java.lang.Iterable,interface java.util.Iterator,interface org.mule.routing.MessageSequence,interface java.util.Collection}" (java.lang.IllegalArgumentException)
Type : com.mulesoft.module.batch.exception.BatchException
Code : MULE_ERROR--2
********************************************************************************
Exception stack is:
1. Object "org.mule.transport.sftp.SftpInputStream" not of correct type. It must be of type "{interface java.lang.Iterable,interface java.util.Iterator,interface org.mule.routing.MessageSequence,interface java.util.Collection}" (java.lang.IllegalArgumentException)
org.mule.util.collection.EventToMessageSequenceSplittingStrategy:64 (null)
2. Object "org.mule.transport.sftp.SftpInputStream" not of correct type. It must be of type "{interface java.lang.Iterable,interface java.util.Iterator,interface org.mule.routing.MessageSequence,interface java.util.Collection}" (java.lang.IllegalArgumentException) (com.mulesoft.module.batch.exception.BatchException)
com.mulesoft.module.batch.engine.DefaultBatchEngine:378 (null)
********************************************************************************
Root Exception stack trace:
java.lang.IllegalArgumentException: Object "org.mule.transport.sftp.SftpInputStream" not of correct type. It must be of type "{interface java.lang.Iterable,interface java.util.Iterator,interface org.mule.routing.MessageSequence,interface java.util.Collection}"
at org.mule.util.collection.EventToMessageSequenceSplittingStrategy.split(EventToMessageSequenceSplittingStrategy.java:64)
at org.mule.util.collection.EventToMessageSequenceSplittingStrategy.split(EventToMessageSequenceSplittingStrategy.java:25)
at com.mulesoft.module.batch.engine.queue.BatchQueueLoader.splitAndLoad(BatchQueueLoader.java:63)
at com.mulesoft.module.batch.engine.DefaultBatchEngine.load(DefaultBatchEngine.java:361)
at com.mulesoft.module.batch.DefaultBatchJob.execute(DefaultBatchJob.java:305)
at com.mulesoft.module.batch.DefaultBatchJob$1.process(DefaultBatchJob.java:229)
at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:24)
at org.mule.execution.MessageProcessorNotificationExecutionInterceptor.execute(MessageProcessorNotificationExecutionInterceptor.java:107)
at org.mule.execution.MessageProcessorExecutionTemplate.execute(MessageProcessorExecutionTemplate.java:44)
at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:24)
at org.mule.execution.MessageProcessorNotificationExecutionInterceptor.execute(MessageProcessorNotificationExecutionInterceptor.java:107)
at org.mule.execution.MessageProcessorExecutionTemplate.execute(MessageProcessorExecutionTemplate.java:44)
at org.mule.transport.AbstractMessageReceiver.routeEvent(AbstractMessageReceiver.java:511)
at org.mule.transport.AbstractMessageReceiver.routeMessage(AbstractMessageReceiver.java:226)
at org.mule.transport.AbstractMessageReceiver.routeMessage(AbstractMessageReceiver.java:208)
at org.mule.transport.AbstractMessageReceiver.routeMessage(AbstractMessageReceiver.java:200)
at org.mule.transport.AbstractMessageReceiver.routeMessage(AbstractMessageReceiver.java:187)
at org.mule.transport.sftp.SftpMessageReceiver$1.process(SftpMessageReceiver.java:203)
at org.mule.transport.sftp.SftpMessageReceiver$1.process(SftpMessageReceiver.java:179)
at org.mule.execution.ExecuteCallbackInterceptor.execute(ExecuteCallbackInterceptor.java:16)
at org.mule.execution.CommitTransactionInterceptor.execute(CommitTransactionInterceptor.java:35)
at org.mule.execution.CommitTransactionInterceptor.execute(CommitTransactionInterceptor.java:22)
at org.mule.execution.HandleExceptionInterceptor.execute(HandleExceptionInterceptor.java:30)
at org.mule.execution.HandleExceptionInterceptor.execute(HandleExceptionInterceptor.java:14)
at org.mule.execution.BeginAndResolveTransactionInterceptor.execute(BeginAndResolveTransactionInterceptor.java:67)
at org.mule.execution.ResolvePreviousTransactionInterceptor.execute(ResolvePreviousTransactionInterceptor.java:44)
at org.mule.execution.SuspendXaTransactionInterceptor.execute(SuspendXaTransactionInterceptor.java:50)
at org.mule.execution.ValidateTransactionalStateInterceptor.execute(ValidateTransactionalStateInterceptor.java:40)
at org.mule.execution.IsolateCurrentTransactionInterceptor.execute(IsolateCurrentTransactionInterceptor.java:41)
at org.mule.execution.ExternalTransactionInterceptor.execute(ExternalTransactionInterceptor.java:48)
at org.mule.execution.RethrowExceptionInterceptor.execute(RethrowExceptionInterceptor.java:28)
at org.mule.execution.RethrowExceptionInterceptor.execute(RethrowExceptionInterceptor.java:13)
at org.mule.execution.TransactionalErrorHandlingExecutionTemplate.execute(TransactionalErrorHandlingExecutionTemplate.java:110)
at org.mule.execution.TransactionalErrorHandlingExecutionTemplate.execute(TransactionalErrorHandlingExecutionTemplate.java:30)
at org.mule.transport.sftp.SftpMessageReceiver.routeFile(SftpMessageReceiver.java:178)
at org.mule.transport.sftp.SftpMessageReceiver.poll(SftpMessageReceiver.java:121)
at org.mule.transport.AbstractPollingMessageReceiver.performPoll(AbstractPollingMessageReceiver.java:216)
at org.mule.transport.PollingReceiverWorker.poll(PollingReceiverWorker.java:80)
at org.mule.transport.PollingReceiverWorker.run(PollingReceiverWorker.java:49)
at org.mule.transport.TrackingWorkManager$TrackeableWork.run(TrackingWorkManager.java:267)
at org.mule.work.WorkerContext.run(WorkerContext.java:286)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
********************************************************************************
有谁能帮我弄清楚这里有什么问题？