15 citations · 37 across the 6 of their papers we have counts for
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physics.data-an2005
Improvement of speech recognition by nonlinear noise reduction
Krzysztof Urbanowicz, Holger Kantz
The success of nonlinear noise reduction applied to a single channel recording of human voice is measured in terms of the recognition rate of a commercial speech recognition progra…
physics.soc-ph2005
Application of noise level estimation for portfolio optimization
Krzysztof Urbanowicz, Janusz A. Holyst
Time changes of noise level at Warsaw Stock Market are analyzed using a recently developed method basing on properties of the coarse grained entropy. The condition of the minimal n…