• DocumentCode
    3278666
  • Title

    Information-disturbance tradeoff in quantum measurement on the uniform ensemble

  • Author

    Barnum, Howard

  • Author_Institution
    Dept. of Comput. Sci., Bristol Univ., UK
  • fYear
    2001
  • fDate
    2001
  • Firstpage
    277
  • Abstract
    The author considers the tradeoff between information gained about a quantum state and disturbance caused by the measurement providing the information. For every measurement, he finds the way of making it which is least-disturbing, on average, when the initial quantum state is completely unknown
  • Keywords
    information theory; quantum communication; information-disturbance tradeoff; initial quantum state; quantum measurement; uniform ensemble; Computer science; Density measurement; Extraterrestrial measurements; Gain measurement; Hilbert space; Linearity; Mutual information; Performance evaluation; Q measurement; Quantum computing;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Information Theory, 2001. Proceedings. 2001 IEEE International Symposium on
  • Conference_Location
    Washington, DC
  • Print_ISBN
    0-7803-7123-2
  • Type

    conf

  • DOI
    10.1109/ISIT.2001.936140
  • Filename
    936140