Input shape is
X_train.shape
Out[29]: (90000, 9)
Here is my model:
def cnn_1d(window_size,nb_input_series):
model = Sequential()
model.add(Conv1D(32, 9, activation='relu', input_shape=(window_size, nb_input_series)))
model.add(Conv1D(32, 9, activation='relu'))
model.add(MaxPooling1D(2))
model.add(Dropout(0.25))
model.add(Conv1D(64, 9, activation='relu'))
model.add(Conv1D(64, 9, activation='relu'))
model.add(MaxPooling1D(pool_size=2))
model.add(Dropout(0.25))
model.add(Flatten())
model.add(Dense(50, activation='relu'))
model.add(Dropout(0.5))
model.add(Dense(1, activation='sigmoid'))
model=cnn_1d(1,X_train.shape[1])
but error raises
ValueError: Negative dimension size caused by subtracting 9 from 1 for 'conv1d_11/convolution/Conv2D' (op: 'Conv2D') with input shapes: [?,1,1,9], [1,9,9,32].
Help need for :
Should I use Embedding?
Need any reshape?
Thanks in Advance...
Conv1D layer accepts 3D input. Your X_train should be reshaped into
(no_samples, steps, input_dim)
您将不得不重塑数据
(no_of_samples/timesteps,timesteps,input_dim)
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