我有一个形状为X_train.shape
的特征向量(52, 54)
当我训练keras模型时,它会向我抛出错误:
ValueError: Error when checking model input: expected dense_109_input to have shape (None, 52) but got array with shape (52, 54)
我已经尝试了几乎所有我能想到的以及扫描堆栈溢出,但我的问题仍然存在。代码如下:
^{pr2}$如果有人对数据头感兴趣
In[42]: X_train.head()
Out[42]:
tempo total_beats average_beats chroma_stft_mean chroma_stft_std \
35 0.438961 0.480897 0.505383 0.504320 0.938452
34 0.520000 0.552580 0.500670 0.581778 0.680247
63 0.477551 0.361328 0.334990 0.705472 0.357676
27 0.477551 0.345419 0.309433 0.492245 0.728405
43 0.520000 0.530305 0.495715 0.306097 0.663995
chroma_stft_var chroma_cq_mean chroma_cq_std chroma_cq_var \
35 0.932494 0.975206 0.394472 0.366960
34 0.657810 0.654770 0.550766 0.522269
63 0.333977 0.495473 0.618748 0.591578
27 0.707998 0.644147 0.628125 0.601222
43 0.640980 0.591299 0.639918 0.613379
chroma_cens_mean ... zcr_var harm_mean harm_std harm_var \
35 0.964034 ... 0.381363 0.021468 0.426776 0.225840
34 0.755071 ... 0.213207 0.021598 0.115191 0.031476
63 0.704930 ... 0.197960 0.021620 0.350194 0.163286
27 0.715832 ... 0.247092 0.022253 0.319208 0.140714
43 0.784991 ... 0.221276 0.021777 0.656981 0.471881
perc_mean perc_std perc_var frame_mean frame_std frame_var
35 0.362241 0.673257 0.467421 0.343459 0.174215 0.048846
34 0.365434 0.152561 0.031588 0.091940 0.088991 0.018342
63 0.340043 0.320664 0.116833 0.097610 0.077334 0.015154
27 0.372315 0.604247 0.380492 0.995443 1.000000 1.000000
43 0.377154 0.529161 0.296033 0.122519 0.089255 0.018417
[5 rows x 54 columns]
在第一层中没有正确定义输入形状
尝试将第一层中的代码更改为
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