Method AT

cdslib/core/nn/modules/subspace.py:138–141

(self, y)

        return y, weight

    def AT(self, y):
        weight = self._get_weight()
        x = F.linear(input=y, weight=weight.t(), bias=None)
        return x, weight

    def ATA(self, xr=None, xl=None):
        # xl^T * A^T * A * xr