[theano-users] AssertionError when adding Sparse to float

2017-09-14 Thread Amir Alavi
I'm new to theano, and my research group is using it as the backend for Keras. We are using some Sparse matrices for our weights, and I wanted to use RMSprop as our optimizer, so I had to write my own to work with these Sparse matrices. However, I am running into errors that I don't understand.

Re: [theano-users] Plugging new optimser to Theano

2017-09-14 Thread bdhariyal94
Could you help with that? On Thursday, September 14, 2017 at 9:11:48 PM UTC+5:30, nouiz wrote: > > Hi, > > Theano do not specify the optimizer to use. It is up to you to build your > own optimizer. > > There is framework like Lasagne et Keras on top of Theano that provide > optimizers. If you us

[theano-users] Help in scan function

2017-09-14 Thread Sunjeet Jena
I have a problem while using the scan function. What I have is, the output of the Jacobian gradient function which is a list and I want to use it as a sequence in scan. But since scan expects a tensor type not a list so if anyone could help me with this it would be really helpful. -- --- Yo

Re: [theano-users] Plugging new optimser to Theano

2017-09-14 Thread Frédéric Bastien
Hi, Theano do not specify the optimizer to use. It is up to you to build your own optimizer. There is framework like Lasagne et Keras on top of Theano that provide optimizers. If you use such framework, you should ask on there mailing list how to specify your own optimizer. Frédéric On Wed, Sep