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Matrix Product Belief Propagation

Woolls, Gabriel et al.
arXiv (All) · Papers
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computational-physicsquantum-physicsstrongly-correlated-electrons
We introduce "matrix product belief propagation" (MP-BP) as a controlled method for the approximate contraction of two-dimensional tensor networks and graphical models, which generically leads to a quadratic reduction of errors relative to existing methods: at similar computational effort, the numbe
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