Maksym
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Maksym
Hi, I have a question about the mini-batch sampled BPR loss. The code is as follows: ```python def bpr(self, yhat, M): return T.cast(T.mean(-T.log(T.nnet.sigmoid(gpu_diag_wide(yhat).dimshuffle((0, 'x'))-yhat))), theano.config.floatX) ``` Do I understand correctly,...