Results 111 to 120 of about 44,722 (216)

Denoising framework for X-ray absorption spectroscopy data. [PDF]

open access: yesJ Synchrotron Radiat
Aidukas T   +4 more
europepmc   +1 more source

The KPSS Test with Outliers [PDF]

open access: yes
We investigate the effects of outliers on the KPSS tests. We find that for nonstationary series outliers induce spurious stationarity by lowering the power of these tests. The empirical size of these tests is also found to be sensitive to the location of
Smith, Jeremy, Otero, Jesus
core  

Are Fruit and Vegetable Prices Non-linear Stationary? Evidence from Smooth Transition Autoregressive Models [PDF]

open access: yes
Over the last decade, there has been a growing interest in investigating agricultural commodity prices. We apply two more powerful smooth transition autoregressive models of the non-linear unit-root test - namely, the ESTAR model of Kapetanios et al ...
Jhih-Hong Zeng   +2 more
core  

Forecasting under-five stunting in Ethiopia using classical and machine learning time series models. [PDF]

open access: yesPLoS One
Gessese RT   +7 more
europepmc   +1 more source

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