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- Modified_Wigner_distribution_function abstract "The Wigner distribution (WD) was first proposed for corrections to classical statistical mechanics in 1932 by Eugene Wigner. The Wigner distribution, or Wigner–Ville distribution (WVD) for analytic signals, also has applications in time frequency analysis. The Wigner distribution gives better auto term localisation compared to the smeared out spectrogram (SP). However when applied to a signal with multi frequency components cross terms appear due to its quadratic nature. Several methods have been proposed to reduce the cross terms. For example in 1994 L. Stankovic proposed a novel technique, now mostly referred to as S-method, resulting in the reduction or removal of cross terms. The concept of the S-method is a combination between the spectrogram and the Pseudo Wigner Distribution (PWD), the windowed version of the WD.The original WD, the spectrogram, and the modified WDs all belong to the Cohen's class of bilinear time-frequency representations :where is Cohen's kernel function, which is often a low-pass function, and normally serves to mask out the interference in the original Wigner representation.".
- Modified_Wigner_distribution_function wikiPageID "15231991".
- Modified_Wigner_distribution_function wikiPageRevisionID "591952051".
- Modified_Wigner_distribution_function hasPhotoCollection Modified_Wigner_distribution_function.
- Modified_Wigner_distribution_function subject Category:Signal_processing.
- Modified_Wigner_distribution_function subject Category:Transforms.
- Modified_Wigner_distribution_function comment "The Wigner distribution (WD) was first proposed for corrections to classical statistical mechanics in 1932 by Eugene Wigner. The Wigner distribution, or Wigner–Ville distribution (WVD) for analytic signals, also has applications in time frequency analysis. The Wigner distribution gives better auto term localisation compared to the smeared out spectrogram (SP). However when applied to a signal with multi frequency components cross terms appear due to its quadratic nature.".
- Modified_Wigner_distribution_function label "Modified Wigner distribution function".
- Modified_Wigner_distribution_function label "改進型韋格納分佈".
- Modified_Wigner_distribution_function sameAs m.03hmrxm.
- Modified_Wigner_distribution_function sameAs Q6889395.
- Modified_Wigner_distribution_function sameAs Q6889395.
- Modified_Wigner_distribution_function wasDerivedFrom Modified_Wigner_distribution_function?oldid=591952051.
- Modified_Wigner_distribution_function isPrimaryTopicOf Modified_Wigner_distribution_function.