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Application research of dynamic chaotic sequence generation mechanism in pre-hospital emergency data encryption
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DOI：10.1016/j.artmed.2026.103424.png)
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Abstract
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• The encryption method uses physiological signals. • Hybrid chaotic mapping (Tent + Logistic) enhances randomness and reduces periodicity in low-precision environments. • The 32-bit fixed-point system in image encryption is comparable to that of the floating-point system.
Keywords:
Pre-hospital emergency care
Dynamic chaotic sequence
Data security and encryption
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