dimod.binary.BinaryQuadraticModel.to_ising#

BinaryQuadraticModel.to_ising()[source]#

Convert a binary quadratic model to Ising format.

If the binary quadratic model’s vartype is not Vartype.SPIN, values are converted.

Returns:: 3-tuple of form (linear, quadratic, offset), where linear is a dict of linear biases, quadratic is a dict of quadratic biases, and offset is a number that represents the constant offset of the binary quadratic model.
Return type:: tuple