Method for simulating stochastic oscillation in individual-granularity long-distance expressway traffic flow using quantum harmonic oscillator
US12314817B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2020 |
| Grant date | May 27, 2025 |
| Priority date | — |
| Expiry date | Apr 24, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a method for simulating stochastic oscillation in an individual-granularity long-distance expressway traffic volume using a quantum harmonic oscillator, which includes: firstly, describing the speed and position of a vehicle by a quantum superposition state, and constructing an energy eigenequation of the quantum harmonic oscillator to represent movement of the vehicle; secondly, constructing an n-order Hermite polynomial based on the energy eigenequation, constructing a quantum harmonic oscillator model for simulating the stochastic oscillation in the long-distance traffic flow in a mode featuring aliasing of multiple strategies, and optimizing a solution model; and finally, constructing a mapping mechanism between the probability and the traffic volume to simulate the traffic volume. The present invention definite parameter meaning, and easy solution and calculation, and is of reference significance for modeling of traffic flow in which multiple strategies and states exist for individuals and are difficult to observe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.