Page
%P
![Loading...](https://link.springer.com/static/c4a417b97a76cc2980e3c25e2271af3129e08bbe/images/pdf-preview/spacer.gif)
-
Article
Open AccessSeverity of COVID-19 cases in the months of predominance of the Alpha and Delta variants
New SARS-CoV-2 may pose problems in controlling the COVID-19 pandemic for public health. We aimed to assess and compare the symptoms and severity of cases due to the Alpha and Delta variant dominance periods, ...
-
Article
Open AccessVideo-assisted surgery via periareolar, mitral valve replacement and papillary muscle relocation with neochordae of PTFE
-
Chapter and Conference Paper
Wavelet-FFT Filter Applied to Non Uniformity Correction in Infrared Imaging System
In this paper, we use the recently presented wavelet-FFT filter [1] to reduce the nonuniformity noise that affect almost all infrared imaging systems. The wavelet-FFT filter was originally developed to compens...