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Subject [GitHub] [singa] chrishkchris edited a comment on issue #591: Dev branch cpu training problem (with conv and pool)
Date Thu, 20 Feb 2020 08:47:13 GMT
chrishkchris edited a comment on issue #591: Dev branch cpu training problem (with conv and
pool)
URL: https://github.com/apache/singa/issues/591#issuecomment-588757118
 
 
   @dcslin Thank you so much!
   It is much much faster than before. The training loss is correct.
   
   ```
   root@71b7b910ae0b:~/dcsysh/singa/examples/autograd# python3 mnist_cnn.py
   Starting Epoch 0:
   Training loss = 577.733337, training accuracy = 0.796858
   Evaluation accuracy = 0.937300, Elapsed Time = 139.402045s
   Starting Epoch 1:
   Training loss = 234.865036, training accuracy = 0.920891
   Evaluation accuracy = 0.954327, Elapsed Time = 138.340753s
   Starting Epoch 2:
   Training loss = 174.085022, training accuracy = 0.941402
   Evaluation accuracy = 0.973157, Elapsed Time = 138.636959s
   Starting Epoch 3:
   Training loss = 137.803268, training accuracy = 0.953475
   Evaluation accuracy = 0.966246, Elapsed Time = 138.846091s
   Starting Epoch 4:
   Training loss = 116.644051, training accuracy = 0.961963
   Evaluation accuracy = 0.974459, Elapsed Time = 139.520643s
   Starting Epoch 5:
   Training loss = 104.833313, training accuracy = 0.964915
   Evaluation accuracy = 0.976562, Elapsed Time = 139.725914s
   Starting Epoch 6:
   Training loss = 95.696701, training accuracy = 0.967466
   Evaluation accuracy = 0.979066, Elapsed Time = 141.454090s
   Starting Epoch 7:
   Training loss = 87.961937, training accuracy = 0.969784
   Evaluation accuracy = 0.983474, Elapsed Time = 137.189445s
   Starting Epoch 8:
   Training loss = 81.685951, training accuracy = 0.972002
   Evaluation accuracy = 0.982772, Elapsed Time = 138.908067s
   Starting Epoch 9:
   Training loss = 76.445320, training accuracy = 0.973986
   Evaluation accuracy = 0.983073, Elapsed Time = 136.998992s
   ```

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