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Juan B. Valdés

Researcher at University of Arizona

Publications -  136
Citations -  5456

Juan B. Valdés is an academic researcher from University of Arizona. The author has contributed to research in topics: Precipitation & Water resources. The author has an hindex of 35, co-authored 136 publications receiving 5092 citations. Previous affiliations of Juan B. Valdés include NASA Headquarters & United States Army Corps of Engineers.

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Stochastic Modeling of Multidimensional Precipitation Fields Considering Spectral Structure

TL;DR: In this article, a multidimensional stochastic precipitation model with major emphasis on its spectral structure is proposed, which is based on the autoregressive process considering advection and diffusion, the dominant statistical and physical characteristics of the precipitation field propagation.
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Frequency-wavenumber spectrum for GATE phase I rainfields

TL;DR: In this article, the authors evaluated the oceanic rainfall frequency-wavenumber spectrum and its associated space-time correlation from subsets of GATE phase I data, of a duration of four days, were sampled at 15 minutes intervals in 4 x 4 km grid boxes over a 400 km diameter hexagon.
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Rainfall Intervention Analysis for On‐Line Applications

TL;DR: In this paper, an iterative computer algorithm, that employs a model switching transfer function, is proposed for sequential estimation of the transient drops in the water consumption, so that they can be removed from the time-series data.
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Reservoir operation and water allocation to mitigate drought effects in crops: a multilevel optimization using the drought frequency index.

TL;DR: In this paper, the authors employed the DFI as a drought indicator and as a trigger mechanism for multireservoir system operations during a period of extreme low precipitation in the Conchos river basin.
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Vegetation responses to precipitation and temperature: a spatiotemporal analysis of ecoregions in the Colorado River Basin

TL;DR: In this paper, vegetation responses to precipitation and temperature in 10 ecological regions within the semi-arid Colorado River Basin CRB were evaluated for the period 1986-2006, using multichannel singular spectrum analysis MSSA to determine common oscillations and significant lags in vegetation response to seasonal and annual precipitation.