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Now showing items 31-40 of 29109
The high frequency impact of macroeconomic announcements in the Brazilian futures markets
(Sociedade Brasileira de Econometria, 2016-11-01)
The estimation of the impact of macroeconomic announcements in the Brazilian futures markets is used to uncover the relationship between macroeconomic fundamentals and asset prices. Using intraday data from October 2008 ...
Negociação de alta frequência: high-frequency trading
(Universidade Federal do Rio de JaneiroBrasilFaculdade de Administração e Ciências ContábeisUFRJ, 2018)
Time-frequency analysis combining wavelets and the envelope technique for fault identification in rotary machines
(2013-03-18)
Nowadays the method based on demodulation by envelope finds wide application in industry as a technique for evaluation of bearings and other components in rotating machinery. In recent years the application of Wavelets for ...
Family of Nyquist-I Pulses to Enhance Orthogonal Frequency Division Multiplexing System Performance
(Taylor and Francis, 2016)
A family of Nyquist-I pulses called sinc parametric linear combination pulse (SPLCP) is proposed. It is characterized by two novel design parameters that provide additional degrees of freedom to minimize the intercarrier ...