Topological Quantum Metrology: Measuring Entanglement Topology via Persistent Homology with Quadratic Scaling
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This work represents an important methodological breakthrough, introducing a new topological metric for entanglement analysis that enables the quantitative evaluation of complex multiparticle correlations inaccessible to classical bipartite measures. The metric, τ_topo, is fundamentally more informative because it is scalable, invariant under local transformations, and efficiently computed, opening the way to the precise study of entanglement structure in large quantum systems.
Response,
Udo Granops
: Feb 28, 2026, 19:06
You got it! It was a gift, a sign post, but most don't seem to get it. I will soon publish a quantum compute extension.
Impressive work! The approach provides a practical tool for analyzing entanglement across multi-qubit systems.
Response,
Udo Granops
: Feb 28, 2026, 19:08
Yes, exactly. I will extend it soon with quantum compute integration. I would be interested to exchange bits and pieces!


