Try to update Theano to the dev version. Maybe you ended up with the few. Bad commit that produce wrong results.
Le lun. 2 oct. 2017 12:52, Fraser Robinson <fraserjamesrobin...@gmail.com> a écrit : > Hi, > > I've been trying to work through Convolutional Neural Networks (LeNet) > <http://deeplearning.net/tutorial/lenet.html#lenet>. At this point I've > just saved the code shared on the site and tried to run it. It runs without > too many issues but the validation error stays at around 89%. I've run for > 49,000 iterations and it still ended at roughly 89%. Here's a print out of > the function being called and the first few iterations: > > runfile('C:/Users/Fraser/Documents/Python > Practice/DeepLearning/convolutional_mlp.py', > wdir='C:/Users/Fraser/Documents/Python Practice/DeepLearning') > Can not use cuDNN on context None: cannot compile with cuDNN. We got this > error: > In file included from C:\Program Files\NVIDIA GPU Computing > Toolkit\CUDA\v9.0\include/host_defines.h:50:0, > from C:\Program Files\NVIDIA GPU Computing > Toolkit\CUDA\v9.0\include/driver_types.h:53, > from C:\Program Files\NVIDIA GPU Computing > Toolkit\CUDA\v9.0\include/cudnn.h:63, > from > c:\users\fraser\appdata\local\temp\try_flags_muyptb.c:4: > C:\Program Files\NVIDIA GPU Computing > Toolkit\CUDA\v9.0\include/crt/host_defines.h:84:0: warning: "__cdecl" > redefined > #define __cdecl > ^ > <built-in>: note: this is the location of the previous definition > C:/ProgramData/Anaconda22/Library/mingw-w64/bin/../lib/gcc/x86_64-w64-mingw32/5.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: > cannot find -lcudnn > collect2.exe: error: ld returned 1 exit status > > Mapped name None to device cuda: GeForce GTX 1080 Ti (0000:23:00.0) > loading data > building the model > C:/Users/Fraser/Documents/Python > Practice/DeepLearning/convolutional_mlp.py:104: UserWarning: DEPRECATION: > the 'ds' parameter is not going to exist anymore as it is going to be > replaced by the parameter 'ws'. > ignore_border=True > C:\ProgramData\Anaconda22\lib\site-packages\nose_parameterized\__init__.py:7: > UserWarning: The 'nose-parameterized' package has been renamed > 'parameterized'. For the two step migration instructions, see: > https://github.com/wolever/parameterized#migrating-from-nose-parameterized-to-parameterized > (set NOSE_PARAMETERIZED_NO_WARN=1 to suppress this warning) > "The 'nose-parameterized' package has been renamed 'parameterized'. " > training > training @ iter = 0 > epoch 1, minibatch 100/100, validation error 89.130000 % > epoch 1, minibatch 100/100, test error of best model 88.510000 % > training @ iter = 100 > epoch 2, minibatch 100/100, validation error 88.710000 % > epoch 2, minibatch 100/100, test error of best model 88.250000 % > training @ iter = 200 > epoch 3, minibatch 100/100, validation error 88.720000 % > training @ iter = 300 > epoch 4, minibatch 100/100, validation error 88.670000 % > epoch 4, minibatch 100/100, test error of best model 88.090000 % > training @ iter = 400 > epoch 5, minibatch 100/100, validation error 88.700000 % > training @ iter = 500 > epoch 6, minibatch 100/100, validation error 88.820000 % > training @ iter = 600 > > As I said, I've left it running for around 500 epochs and it still just > sits around the 88 - 89 mark. I can post more epochs if needed. I really > don't know where to start in debugging this, has anyone else implemented > this tutorial on the same version of theano? Suggestion? > > Here's my system: > > Windows 10 Pro > AMD Ryzen 7 1800X > GTX 1080ti (only graphics installed - no onboard) > > Python > Version: 2.7.13 > > NumPy > Version: 1.13.1 > > SciPy > Version: 0.19.1 > > Nose > Version 1.37 > > Theano > Version: 0.9.0.dev-c697eeab84e5b8a74908da654b66ec9eca4f1291 > > -- > > --- > You received this message because you are subscribed to the Google Groups > "theano-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to theano-users+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- --- You received this message because you are subscribed to the Google Groups "theano-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to theano-users+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
