Results 121 to 130 of about 38,670 (224)

Elliptical Orbit Representation for the Annual Evolution of the Northern Hemisphere Stratospheric Polar Vortex. Part I: Diagnosing Interannual Variability

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 5, 16 March 2026.
Abstract Using a single annual frequency with each year defined from July 1 to June 30 of the following calendar year, this study fits an ellipse to the yearly phase space trajectory of the daily time series of MU (stratospheric mass‐weighted zonally integrated zonal wind at 60°N) and M (total polar stratospheric air mass over 60–90°N) to represent the
Michael Secor   +4 more
wiley   +1 more source

Elliptical Orbit Representation for the Annual Evolution of the Northern Hemisphere Stratospheric Polar Vortex. Part II: Long‐Lead Forecasts of Wintertime S2S Anomalies

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 5, 16 March 2026.
Abstract In Part I, we represent the annual evolution of the Northern Hemisphere stratospheric polar vortex (SPV) in individual years using an ellipse, defined through six ellipse parameters, for the phase‐space trajectory of the daily time series of MU (mass‐weighted zonally integrated zonal wind at 60°N above 400 K) and M (stratospheric air mass over
Michael Secor   +4 more
wiley   +1 more source

Differential KO-theory: constructions, computations, and applications

open access: yes, 2018
We provide a systematic and detailed treatment of differential refinements of KO-theory. We explain how various flavors capture geometric aspects in different but related ways, highlighting the utility of each. While general axiomatics exist, no explicit
Grady, Daniel, Sati, Hisham
core  

Anàlisi del protocol SPV de Bitcoin

open access: yes, 2018
A causa de la gran popularitat de la criptomoneda Bitcoin, molts usuaris han decidit utilitzar moneders portables (lightweight wallets) per l'estalvi en capacitat d'emmagatzematge i la baixa potència de còmput que requereix aquest tipus de client. El seu desplegament requereix tant pocs recursos que pot ser utilitzat en dispositius de baix processament
Garcia Lavado, Marc   +1 more
openaire   +1 more source

Integrating Video and Objective Performance Data: Development of VORTEX-SPV for Assessing Robotic Lobectomy Skills. [PDF]

open access: yesInnovations (Phila)
Murillo AD   +7 more
europepmc   +1 more source

Randomized double-blind clinical trial evaluating the effectiveness and safety of secondary prophylaxis with oral vancomycin versus placebo in the prevention of recurrence of <i>clostridioides difficile</i> infection in patients receiving systemic antibiotic therapy (PREVAN trial). [PDF]

open access: yesJAC Antimicrob Resist
San-Juan R   +16 more
europepmc   +1 more source

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