I have a fix in the new back-end about the error:
https://github.com/Theano/Theano/pull/5050
So you have a few way to get it to work. Use the config as Pascal wrote
(the easiest) or try this new PR.
On Mon, Oct 3, 2016 at 12:11 PM, Pascal Lamblin <lambl...@iro.umontreal.ca>
wrote:
> On Mon, Oct 03, 2016, luca.wagner.0...@gmail.com wrote:
> > floatX = float32
> > device=cuda0
> > dnn.conv.algo_fwd = time_once
> > dnn.conv.algo_bwd_filter = time_once
> > dnn.conv.algo_bwd_data = time_once
>
> In the .theanorc, you have to use sections, for instance:
>
> [dnn.conv]
> algo_fwd = time_once
> algo_bwd_filter = time_once
> algo_bwd_data = time_once
>
> >
> > Using theano.gpuarray.dnn.dnn_conv the output is: ValueError:
> > ("convolution algo %s can't be used for 3d convolutions", ('small',))
> > Same output with float16.
> >
> >
> > If I use theano.sandbox.cuda.dnn.dnn_conv3d with Theano flags
> > floatX = float16
> > device=cuda0
> > dnn.conv.algo_fwd = time_once
> > dnn.conv.algo_bwd_filter = time_once
> > dnn.conv.algo_bwd_data = time_once
> >
> > the output is: TypeError: CudaNdarrayType only supports dtype float32 for
> > now. Tried using dtype float16 for variable None
> >
> >
> >
> > --
> >
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>
> --
> Pascal
>
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