# Correlation Matrix tool for error diagnostics & weights in surface codes

**Published:** October 14, 2026
**Author:** Google Quantum AI
**Source:** YouTube — Google Quantum AI
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/correlation-matrix-tool-for-error-diagnostics-weights-in-surface-codes

[Music] hello everybody my name is juana talaya in this opportunity we'll talk about a correlation matrix tool for aerodiagnostics and weights in surface codes during the operation of the distance by service code we have errors for example a phase flip error in this data qubit…

> From the original source: **YouTube — Google Quantum AI**
> [Read full article at YouTube — Google Quantum AI](https://www.youtube.com/watch?v=WpZCgolIwxA)

**Tags:** #YouTube

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