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Ultra-Quick pulsar positioning and velocimetry method based on GA-optimized quantum CS

  • Daliang Wu*
  • , Jin Wu
  • , Jin Liu*
  • , Xin Ma
  • , Zhiwei Kang
  • *Corresponding author for this work
  • Wuhan University of Science and Technology
  • Hunan University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The size of the measurement matrix in compressive sensing (CS) is proportional to calculation cost. To reduce the calculation cost, we utilize genetic algorithm (GA) to decrease the size of the measurement mother matrix, and propose an ultra-quick pulsar positioning and velocimetry method based on GA-optimized quantum CS (GQCS). There are two properties of the quantum measurement matrix. One is that the performance of the quantum measurement sub-matrices is different. The other one is that the combination of the quantum measurement sub-matrices affects the performance of the positioning and velocimetry method. Considering the randomness of the quantum measurement matrix, we select the quantum measurement sub-matrices from the quantum measurement mother matrix through GA. The quantum measurement matrix is divided into multiple sub-matrices. One gene in the chromosome determines whether the corresponding sub-matrix is retained or abandoned. The object of the fitness function is the estimated estimation errors of the quantum-based CS pulsar positioning and velocimetry (QCS). Through iteration, GA provides the sub-optimal combination of the quantum measurement sub-matrices, forming a small-sized and high-performance quantum measurement matrix. Simulation results indicate that the GQCS has a lower calculation cost and higher accuracy compared with the QCS.

Original languageEnglish
Title of host publicationProceedings of the 34th Chinese Control and Decision Conference, CCDC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages4530-4535
Number of pages6
ISBN (Electronic)9781665478960
DOIs
StatePublished - 2022
Event34th Chinese Control and Decision Conference, CCDC 2022 - Hefei, China
Duration: 15 Aug 202217 Aug 2022

Publication series

NameProceedings of the 34th Chinese Control and Decision Conference, CCDC 2022

Conference

Conference34th Chinese Control and Decision Conference, CCDC 2022
Country/TerritoryChina
CityHefei
Period15/08/2217/08/22

Keywords

  • CS
  • GA
  • X-ray pulsar
  • positioning
  • velocimetry

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