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维基百科

随机共振

十二月 12, 2023

随机共振( SR )是一种信号增强现象，在信号分析过程中，噪声會降低信噪比，影响有用信息的提取。然而在某些特定的非线性系统中，噪声的存在能够增强微弱信号的检测能力，这种现象称为随机共振。[1][2]

随机共振於1981年首次被发现[3]。可被用于测量低于仪器检测限的透射幅度。如果将高斯噪声添加到亚阈值（即不可测量）信号中，则可以将其带入可检测区域。检测后，噪声被去除。检测范围可提高四倍。 [4]

参考 编辑

引用

  1. ^ Kramers, H.A.: Brownian motion in a field of force and the diffusion model of chemical reactions. Physica (Utrecht) 7, 284–304 (1940)}
  2. ^ Peter Hänggi; Peter Talkner; Michal Borkovec. Reaction-rate theory: fifty years after Kramers. Reviews of Modern Physics. 1990, 62 (2): 251–341. Bibcode:1990RvMP...62..251H. doi:10.1103/RevModPhys.62.251. 
  3. ^ Stochastic resonance in climatic change. Tellus. 1982, 34 (1): 10–6. Bibcode:1982TellA..34...10B. doi:10.1111/j.2153-3490.1982.tb01787.x. 
  4. ^ Measurement of weak transmittances by stochastic resonance. Optics Letters. 1998, 23 (18): 1480–2. Bibcode:1998OptL...23.1480P. PMID 18091823. doi:10.1364/OL.23.001480. 

文獻

  • McDonnell MD, and Abbott D. What is Stochastic Resonance? Definitions, misconceptions, debates, and its relevance to biology. PLOS Computational Biology. 2009, 5 (5): e1000348. Bibcode:2009PLSCB...5E0348M. PMC 2660436  . PMID 19562010. doi:10.1371/journal.pcbi.1000348. 
  • Gammaitoni L, Hänggi P, Jung P, Marchesoni F. (PDF). European Physical Journal B. 2009, 69 (1): 1–3 [2021-06-07]. Bibcode:2009EPJB...69....1G. doi:10.1140/epjb/e2009-00163-x. （原始内容 (PDF)存档于2016-03-03）. 
  • Hänggi P. (PDF). ChemPhysChem. Mar 2002, 3 (3): 285–90 [2021-06-07]. PMID 12503175. doi:10.1002/1439-7641(20020315)3:3<285::AID-CPHC285>3.0.CO;2-A. （原始内容 (PDF)存档于2022-01-25）. 
  • F. Chapeau-Blondeau; D. Rousseau. Raising the noise to improve performance in optimal processing. Journal of Statistical Mechanics: Theory and Experiment. 2009, 2009 (1): P01003. Bibcode:2009JSMTE..01..003C. doi:10.1088/1742-5468/2009/01/P01003. 
  • J.C. Comte; et al. Stochastic resonance: another way to retrieve subthreshold digital data. Physics Letters A. 2003, 309 (1): 39–43. Bibcode:2003PhLA..309...39C. doi:10.1016/S0375-9601(03)00166-X. 
  • Stochastic resonance and sensory information processing: a tutorial and review of application. Clin Neurophysiol. Feb 2004, 115 (2): 267–81. PMID 14744566. doi:10.1016/j.clinph.2003.09.014. 
  • Stochastic resonance and the benefits of noise: from ice ages to crayfish and SQUIDs. Nature. Jan 1995, 373 (6509): 33–6. Bibcode:1995Natur.373...33W. PMID 7800036. doi:10.1038/373033a0. 
  • Bulsara A, Gammaitoni L. Tuning in to noise (PDF). Physics Today. 1996, 49 (3): 39–45. Bibcode:1996PhT....49c..39B. doi:10.1063/1.881491. 
  • F. Chapeau-Blondeau; D. Rousseau. Noise improvements in stochastic resonance: From signal amplification to optimal detection. Fluctuation and Noise Letters. 2002, 2 (3): L221–L233. doi:10.1142/S0219477502000798. 
  • Noise-enhanced balance control in patients with diabetes and patients with stroke. Ann. Neurol. Jan 2006, 59 (1): 4–12. PMID 16287079. doi:10.1002/ana.20670. 
  • Peter Hänggi; Peter Talkner; Michal Borkovec. Reaction-rate theory: fifty years after Kramers. Reviews of Modern Physics. 1990, 62 (2): 251–341. Bibcode:1990RvMP...62..251H. doi:10.1103/RevModPhys.62.251. 

外部連結 编辑

十二月 12, 2023
随机共振, 此條目可参照英語維基百科相應條目来扩充, 若您熟悉来源语言和主题, 请协助参考外语维基百科扩充条目, 请勿直接提交机械翻译, 也不要翻译不可靠, 低品质内容, 依版权协议, 译文需在编辑摘要注明来源, 或于讨论页顶部标记, href, template, translated, page, html, title, template, translated, page, translated, page, 标签, 此條目翻譯品質不佳, 翻譯者可能不熟悉中文或原文語言, 也可能使用了機器翻譯, 請協助翻譯. 此條目可参照英語維基百科相應條目来扩充 若您熟悉来源语言和主题 请协助参考外语维基百科扩充条目 请勿直接提交机械翻译 也不要翻译不可靠 低品质内容 依版权协议 译文需在编辑摘要注明来源 或于讨论页顶部标记 a href Template Translated page html title Template Translated page Translated page a 标签 此條目翻譯品質不佳 翻譯者可能不熟悉中文或原文語言 也可能使用了機器翻譯 請協助翻譯本條目或重新編寫 并注意避免翻译腔的问题 明顯拙劣的翻譯請改掛 a href Template D html class mw redirect title Template D d a a href Wikipedia CSD html G13 class mw redirect title Wikipedia CSD G13 a 提交刪除 随机共振 SR 是一种信号增强现象 在信号分析过程中 噪声會降低信噪比 影响有用信息的提取 然而在某些特定的非线性系统中 噪声的存在能够增强微弱信号的检测能力 这种现象称为随机共振 1 2 随机共振於1981年首次被发现 3 可被用于测量低于仪器检测限的透射幅度 如果将高斯噪声添加到亚阈值 即不可测量 信号中 则可以将其带入可检测区域 检测后 噪声被去除 检测范围可提高四倍 4 参考 编辑引用 Kramers H A Brownian motion in a field of force and the diffusion model of chemical reactions Physica Utrecht 7 284 304 1940 Peter Hanggi Peter Talkner Michal Borkovec Reaction rate theory fifty years after Kramers Reviews of Modern Physics 1990 62 2 251 341 Bibcode 1990RvMP 62 251H doi 10 1103 RevModPhys 62 251 Stochastic resonance in climatic change Tellus 1982 34 1 10 6 Bibcode 1982TellA 34 10B doi 10 1111 j 2153 3490 1982 tb01787 x Measurement of weak transmittances by stochastic resonance Optics Letters 1998 23 18 1480 2 Bibcode 1998OptL 23 1480P PMID 18091823 doi 10 1364 OL 23 001480 文獻 McDonnell MD and Abbott D What is Stochastic Resonance Definitions misconceptions debates and its relevance to biology PLOS Computational Biology 2009 5 5 e1000348 Bibcode 2009PLSCB 5E0348M PMC 2660436 nbsp PMID 19562010 doi 10 1371 journal pcbi 1000348 Gammaitoni L Hanggi P Jung P Marchesoni F Stochastic Resonance A remarkable idea that changed our perception of noise PDF European Physical Journal B 2009 69 1 1 3 2021 06 07 Bibcode 2009EPJB 69 1G doi 10 1140 epjb e2009 00163 x 原始内容 PDF 存档于2016 03 03 Hanggi P Stochastic resonance in biology How noise can enhance detection of weak signals and help improve biological information processing PDF ChemPhysChem Mar 2002 3 3 285 90 2021 06 07 PMID 12503175 doi 10 1002 1439 7641 20020315 3 3 lt 285 AID CPHC285 gt 3 0 CO 2 A 原始内容 PDF 存档于2022 01 25 F Chapeau Blondeau D Rousseau Raising the noise to improve performance in optimal processing Journal of Statistical Mechanics Theory and Experiment 2009 2009 1 P01003 Bibcode 2009JSMTE 01 003C doi 10 1088 1742 5468 2009 01 P01003 J C Comte et al Stochastic resonance another way to retrieve subthreshold digital data Physics Letters A 2003 309 1 39 43 Bibcode 2003PhLA 309 39C doi 10 1016 S0375 9601 03 00166 X Stochastic resonance and sensory information processing a tutorial and review of application Clin Neurophysiol Feb 2004 115 2 267 81 PMID 14744566 doi 10 1016 j clinph 2003 09 014 Stochastic resonance and the benefits of noise from ice ages to crayfish and SQUIDs Nature Jan 1995 373 6509 33 6 Bibcode 1995Natur 373 33W PMID 7800036 doi 10 1038 373033a0 Bulsara A Gammaitoni L Tuning in to noise PDF Physics Today 1996 49 3 39 45 Bibcode 1996PhT 49c 39B doi 10 1063 1 881491 F Chapeau Blondeau D Rousseau Noise improvements in stochastic resonance From signal amplification to optimal detection Fluctuation and Noise Letters 2002 2 3 L221 L233 doi 10 1142 S0219477502000798 Noise enhanced balance control in patients with diabetes and patients with stroke Ann Neurol Jan 2006 59 1 4 12 PMID 16287079 doi 10 1002 ana 20670 Peter Hanggi Peter Talkner Michal Borkovec Reaction rate theory fifty years after Kramers Reviews of Modern Physics 1990 62 2 251 341 Bibcode 1990RvMP 62 251H doi 10 1103 RevModPhys 62 251 外部連結 编辑 nbsp 维基共享资源上的相關多媒體資源 随机共振 取自 https zh wikipedia org w index php title 随机共振 amp oldid 72951998, 维基百科，wiki，书籍，书籍，图书馆，

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