Claim record · edition 0.1.0

tn-012Active research

Tensor-network methods have been applied to dynamic portfolio optimization on real datasets alongside quantum processors, but the reported work does not establish a general advantage.

The cited study applies both approaches to the same problem family, which is what makes it relevant. Its scope is a specific formulation on specific datasets.

Limits of this claim

A single application study does not transfer to supply-chain logistics or molecular simulation, and it does not license the claim that tensor networks are the better production method for portfolio construction. Instance size, cost model, and solution-quality criteria all bound what such a result means.

Benchmark records behind this claim

Benchmark record · bench-dynamic-portfolio

Dynamic portfolio optimization on real market datasets.

Classical method
Quantum-inspired tensor-network optimization.
Compared against
Quantum processors applied to the same problem instances.
Reported result
The cited work reports applying both tensor-network methods and quantum processors to dynamic portfolio optimization with real datasets.

Does not establish

It does not establish a general throughput advantage over quantum annealers or gate-based hardware, does not extend to supply-chain logistics or molecular simulation, and does not license the claim that tensor networks are the better production method for portfolio construction. Instance sizes, cost models, and solution-quality criteria all bound what a result like this transfers to.

Source · arXiv:2007.00017

Supporting sources

primary paper · identifier verified

Dynamic Portfolio Optimization with Real Datasets Using Quantum Processors and Quantum-Inspired Tensor Networks

Samuel Mugel, Carlos Kuchkovsky, Escolástico Sánchez, Samuel Fernández-Lorenzo, Jorge Luis-Hita, Enrique Lizaso, Román Orús · 2020

arXiv:2007.00017

A reported application of tensor-network optimization to portfolio construction alongside quantum processors — the closest thing in this source set to the commercial framing, and narrower than that framing suggests.

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