Describing the Summary of Single Site Extreme Wave Analysis in the Pacific Ocean Comparing Stationary and Non-Stationary GEV Models

Author(s):  
F. Calderón-Vega ◽  
C. Mosso ◽  
A. D. Garcia-Soto ◽  
E. Delgadillo-Ruiz
Author(s):  
F. Calderón-Vega ◽  
C. Mösso ◽  
A. D. García-Soto ◽  
E. Delgadillo-Ruiz

The adequate knowledge of the weather behavior is very important for the design and management of socioeconomical, environmental and sustainability human interests in the coasts and oceans.  In the present study an extreme value analysis of maximum significant waves recorded at a buoy located in the Pacific Ocean was carried out.  The analysis was carried out from two perspectives, by considering a Generalized Extreme Value (GEV) model with stationary distribution (i.e., the time variations are not accounted for), and by considering a non-stationary GEV model, which incorporates the monthly seasonality of maximum observed values in time increments; the maximum significant wave behavior was parameterized using harmonic functions for the distribution measures. Both approaches were compared for a single buoy. In the study a seasonality effect was found, which was also present at the Gulf of Mexico in previous studies, and which cannot be captured by a stationary model. 


2001 ◽  
Vol 28 (19) ◽  
pp. 3721-3724
Author(s):  
Cathy Stephens

2008 ◽  
Vol 35 (1) ◽  
pp. 143-149 ◽  
Author(s):  
W. R. P. BOURNE

The report by Titian Ramsay Peale on birds encountered during the Wilkes Expedition was withdrawn for inaccuracy when few copies had been distributed, and re-written by John Cassin. A survey of the accounts of the petrels shows that this was not an improvement. Two important type localities for Procellaria brevipes and Thalassidroma lineata are probably wrong, and could be exchanged.


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