CT-bMPS: Approximate Tensor Network Contraction with Boundary MPS on Contraction Trees

quant-ph

Submitted: 2026-10-05

Updated: 2026-10-05

Comments: 20 pages, 12 figures

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Sources

• Renormalization algorithms for Quantum-Many Body Systems in two and higher dimensions
• General tensor network decoding of 2D Pauli codes
• Low Rank Structure of the Reduced Transition Matrix
• Simulation of IBM's kicked Ising experiment with Projected Entangled Pair Operator
• Classical benchmarking of zero noise extrapolation beyond the exactly-verifiable regime
• Fast classical simulation of evidence for the utility of quantum computing before fault tolerance
• Classical surrogate simulation of quantum systems with LOWESA
• Tesseract: A Search-Based Decoder for Quantum Error Correction
• New circuits and an open source decoder for the color code

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