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. 2026 Apr 21;16:18505. doi: 10.1038/s41598-026-48527-x

Table 3.

Formal notation.

Symbol Meaning
Inline graphic Security parameter
Inline graphic Min-entropy of random variable X
Inline graphic False acceptance/rejection rates
Inline graphic Module-LWE instance
Inline graphic Kalman-filtered Fisher feature at time t
Inline graphic Adaptive drift threshold
Inline graphic Zero-communication rekeying function
Inline graphic Randomness extractor outputting Inline graphic bits
Inline graphic reconciliation scheme
Inline graphic Side-channel masking function
Inline graphic-statistic Instantaneous drift metric
Inline graphic Effective security parameter