I get the following error with rnn function: Error in x %*% model$time_synapse[[i]] : requires...












0















I'm trying to train a recurrent neural network on R with package 'rnn'. I tried to implement one as follows:



Y <- matrix(df_train$Y, nrow=48)
X <- matrix(df_train$insolvency, nrow=48)


It worked perfectly. However when I try to implement a network with X as an array combining 2 variables:



X <- array(c(df_train$insolvency, df_train$comportement), dim=c(48, 44,2))


I get the following error:



Error in x %*% model$time_synapse[[i]] :    requires numeric/complex matrix/vector arguments


However both my variables insolvency and comportement are numeric, with no NA... Do you know where it could come from? I've read that this error message pops when you have character variable. It isn't the case here...



Example of data:



insolvency  comportement  Y
0.0019 0.000000e+00 2
0.0015 0.000000e+00 2
0.0015 0.000000e+00 0
0.0016 0.000000e+00 0
0.0016 0.000000e+00 0
0.0016 2.981289e-02 0
0.0016 2.279081e-03 0
0.0016 5.357894e-03 0
0.0016 4.559373e-01 0
0.0019 3.636734e-01 0
0.0019 3.728338e-01 0
0.0049 4.239274e-01 0
0.0025 4.581197e-01 0
0.0049 1.072687e-01 0
0.0049 2.978970e-03 0
0.0037 0.000000e+00 0
0.0049 1.122552e-01 0
0.0049 1.257744e-01 0
0.0031 3.107757e-02 0
0.0031 3.312815e-02 0
0.0031 0.000000e+00 0
0.0025 6.843268e-02 0
0.0025 1.151147e-01 0
0.0025 1.329283e-01 0
0.0025 7.341950e-02 0
0.0031 0.000000e+00 0
0.0031 0.000000e+00 0
0.0031 8.637882e-02 0
0.0031 0.000000e+00 0
0.0025 0.000000e+00 0


Here is the code I wrote that fails when trying to implement rnn:



nnet <- trainr(Y=Y, X=X, learningrate=0.05, hidden_dim = 16, numepochs = 250)









share|improve this question























  • I don't understand what you are trying to do there with the array. Just use cbind to combine both vectors into a matrix.

    – Roland
    Nov 21 '18 at 10:07











  • Thank you it works... I still don't understand why I had this error message

    – T. Ciffréo
    Nov 21 '18 at 10:15











  • Well, I'm guessing here but I don't think the documentation says that a 3d array is acceptable input.

    – Roland
    Nov 21 '18 at 10:46













  • Actually documentation says that X must be a 3D array (dim 1: sample, dim 2: time, dim 3: variables)

    – T. Ciffréo
    Nov 21 '18 at 12:40
















0















I'm trying to train a recurrent neural network on R with package 'rnn'. I tried to implement one as follows:



Y <- matrix(df_train$Y, nrow=48)
X <- matrix(df_train$insolvency, nrow=48)


It worked perfectly. However when I try to implement a network with X as an array combining 2 variables:



X <- array(c(df_train$insolvency, df_train$comportement), dim=c(48, 44,2))


I get the following error:



Error in x %*% model$time_synapse[[i]] :    requires numeric/complex matrix/vector arguments


However both my variables insolvency and comportement are numeric, with no NA... Do you know where it could come from? I've read that this error message pops when you have character variable. It isn't the case here...



Example of data:



insolvency  comportement  Y
0.0019 0.000000e+00 2
0.0015 0.000000e+00 2
0.0015 0.000000e+00 0
0.0016 0.000000e+00 0
0.0016 0.000000e+00 0
0.0016 2.981289e-02 0
0.0016 2.279081e-03 0
0.0016 5.357894e-03 0
0.0016 4.559373e-01 0
0.0019 3.636734e-01 0
0.0019 3.728338e-01 0
0.0049 4.239274e-01 0
0.0025 4.581197e-01 0
0.0049 1.072687e-01 0
0.0049 2.978970e-03 0
0.0037 0.000000e+00 0
0.0049 1.122552e-01 0
0.0049 1.257744e-01 0
0.0031 3.107757e-02 0
0.0031 3.312815e-02 0
0.0031 0.000000e+00 0
0.0025 6.843268e-02 0
0.0025 1.151147e-01 0
0.0025 1.329283e-01 0
0.0025 7.341950e-02 0
0.0031 0.000000e+00 0
0.0031 0.000000e+00 0
0.0031 8.637882e-02 0
0.0031 0.000000e+00 0
0.0025 0.000000e+00 0


Here is the code I wrote that fails when trying to implement rnn:



nnet <- trainr(Y=Y, X=X, learningrate=0.05, hidden_dim = 16, numepochs = 250)









share|improve this question























  • I don't understand what you are trying to do there with the array. Just use cbind to combine both vectors into a matrix.

    – Roland
    Nov 21 '18 at 10:07











  • Thank you it works... I still don't understand why I had this error message

    – T. Ciffréo
    Nov 21 '18 at 10:15











  • Well, I'm guessing here but I don't think the documentation says that a 3d array is acceptable input.

    – Roland
    Nov 21 '18 at 10:46













  • Actually documentation says that X must be a 3D array (dim 1: sample, dim 2: time, dim 3: variables)

    – T. Ciffréo
    Nov 21 '18 at 12:40














0












0








0








I'm trying to train a recurrent neural network on R with package 'rnn'. I tried to implement one as follows:



Y <- matrix(df_train$Y, nrow=48)
X <- matrix(df_train$insolvency, nrow=48)


It worked perfectly. However when I try to implement a network with X as an array combining 2 variables:



X <- array(c(df_train$insolvency, df_train$comportement), dim=c(48, 44,2))


I get the following error:



Error in x %*% model$time_synapse[[i]] :    requires numeric/complex matrix/vector arguments


However both my variables insolvency and comportement are numeric, with no NA... Do you know where it could come from? I've read that this error message pops when you have character variable. It isn't the case here...



Example of data:



insolvency  comportement  Y
0.0019 0.000000e+00 2
0.0015 0.000000e+00 2
0.0015 0.000000e+00 0
0.0016 0.000000e+00 0
0.0016 0.000000e+00 0
0.0016 2.981289e-02 0
0.0016 2.279081e-03 0
0.0016 5.357894e-03 0
0.0016 4.559373e-01 0
0.0019 3.636734e-01 0
0.0019 3.728338e-01 0
0.0049 4.239274e-01 0
0.0025 4.581197e-01 0
0.0049 1.072687e-01 0
0.0049 2.978970e-03 0
0.0037 0.000000e+00 0
0.0049 1.122552e-01 0
0.0049 1.257744e-01 0
0.0031 3.107757e-02 0
0.0031 3.312815e-02 0
0.0031 0.000000e+00 0
0.0025 6.843268e-02 0
0.0025 1.151147e-01 0
0.0025 1.329283e-01 0
0.0025 7.341950e-02 0
0.0031 0.000000e+00 0
0.0031 0.000000e+00 0
0.0031 8.637882e-02 0
0.0031 0.000000e+00 0
0.0025 0.000000e+00 0


Here is the code I wrote that fails when trying to implement rnn:



nnet <- trainr(Y=Y, X=X, learningrate=0.05, hidden_dim = 16, numepochs = 250)









share|improve this question














I'm trying to train a recurrent neural network on R with package 'rnn'. I tried to implement one as follows:



Y <- matrix(df_train$Y, nrow=48)
X <- matrix(df_train$insolvency, nrow=48)


It worked perfectly. However when I try to implement a network with X as an array combining 2 variables:



X <- array(c(df_train$insolvency, df_train$comportement), dim=c(48, 44,2))


I get the following error:



Error in x %*% model$time_synapse[[i]] :    requires numeric/complex matrix/vector arguments


However both my variables insolvency and comportement are numeric, with no NA... Do you know where it could come from? I've read that this error message pops when you have character variable. It isn't the case here...



Example of data:



insolvency  comportement  Y
0.0019 0.000000e+00 2
0.0015 0.000000e+00 2
0.0015 0.000000e+00 0
0.0016 0.000000e+00 0
0.0016 0.000000e+00 0
0.0016 2.981289e-02 0
0.0016 2.279081e-03 0
0.0016 5.357894e-03 0
0.0016 4.559373e-01 0
0.0019 3.636734e-01 0
0.0019 3.728338e-01 0
0.0049 4.239274e-01 0
0.0025 4.581197e-01 0
0.0049 1.072687e-01 0
0.0049 2.978970e-03 0
0.0037 0.000000e+00 0
0.0049 1.122552e-01 0
0.0049 1.257744e-01 0
0.0031 3.107757e-02 0
0.0031 3.312815e-02 0
0.0031 0.000000e+00 0
0.0025 6.843268e-02 0
0.0025 1.151147e-01 0
0.0025 1.329283e-01 0
0.0025 7.341950e-02 0
0.0031 0.000000e+00 0
0.0031 0.000000e+00 0
0.0031 8.637882e-02 0
0.0031 0.000000e+00 0
0.0025 0.000000e+00 0


Here is the code I wrote that fails when trying to implement rnn:



nnet <- trainr(Y=Y, X=X, learningrate=0.05, hidden_dim = 16, numepochs = 250)






arrays r rnn






share|improve this question













share|improve this question











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share|improve this question










asked Nov 21 '18 at 10:01









T. CiffréoT. Ciffréo

648




648













  • I don't understand what you are trying to do there with the array. Just use cbind to combine both vectors into a matrix.

    – Roland
    Nov 21 '18 at 10:07











  • Thank you it works... I still don't understand why I had this error message

    – T. Ciffréo
    Nov 21 '18 at 10:15











  • Well, I'm guessing here but I don't think the documentation says that a 3d array is acceptable input.

    – Roland
    Nov 21 '18 at 10:46













  • Actually documentation says that X must be a 3D array (dim 1: sample, dim 2: time, dim 3: variables)

    – T. Ciffréo
    Nov 21 '18 at 12:40



















  • I don't understand what you are trying to do there with the array. Just use cbind to combine both vectors into a matrix.

    – Roland
    Nov 21 '18 at 10:07











  • Thank you it works... I still don't understand why I had this error message

    – T. Ciffréo
    Nov 21 '18 at 10:15











  • Well, I'm guessing here but I don't think the documentation says that a 3d array is acceptable input.

    – Roland
    Nov 21 '18 at 10:46













  • Actually documentation says that X must be a 3D array (dim 1: sample, dim 2: time, dim 3: variables)

    – T. Ciffréo
    Nov 21 '18 at 12:40

















I don't understand what you are trying to do there with the array. Just use cbind to combine both vectors into a matrix.

– Roland
Nov 21 '18 at 10:07





I don't understand what you are trying to do there with the array. Just use cbind to combine both vectors into a matrix.

– Roland
Nov 21 '18 at 10:07













Thank you it works... I still don't understand why I had this error message

– T. Ciffréo
Nov 21 '18 at 10:15





Thank you it works... I still don't understand why I had this error message

– T. Ciffréo
Nov 21 '18 at 10:15













Well, I'm guessing here but I don't think the documentation says that a 3d array is acceptable input.

– Roland
Nov 21 '18 at 10:46







Well, I'm guessing here but I don't think the documentation says that a 3d array is acceptable input.

– Roland
Nov 21 '18 at 10:46















Actually documentation says that X must be a 3D array (dim 1: sample, dim 2: time, dim 3: variables)

– T. Ciffréo
Nov 21 '18 at 12:40





Actually documentation says that X must be a 3D array (dim 1: sample, dim 2: time, dim 3: variables)

– T. Ciffréo
Nov 21 '18 at 12:40












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