نتایج جستجو برای: synoptic analysis

تعداد نتایج: 2827644  

Journal: :Studies in health technology and informatics 2015
Alicia Núñez Mondaca Arkalgud Ramaprasad Thant Syn

We present an ontological meta-analysis of the national healthcare policies in Chile. Using a logically constructed ontology based on the common body of knowledge as a lens, we map the 39 key policies. The ontological map provides a synoptic, systematic, and systemic view of the policies, and highlight their emphases and biases.

Journal: :جغرافیا و توسعه ناحیه ای 0
الهام فهیمی نژاد زهرا حجازی زاده بهلول علیجانی پرویز ضیائیان

in the present study storms of the economic, political, and human dimensions of space (with the help of satellite imagery (modis, after a time, and the destructive power of hurricanes, including discussions of the factors influencing the formation dynamics, thermodynamics and environmental issues, snow storm 2005 investigated. for a more detailed analysis of synoptic snow storm of guilan, rasht...

1998
CARY J. MOCK PATRICK J. BARTLEIN PATRICIA M. ANDERSON

Analyses of more than 40 years of climatic data reveal intriguing spatial variations in climatic patterns for Beringia (North-eastern Siberia and Alaska), aiding the understanding of the hierarchy of climatic controls that operate at different spatial scales within the Arctic. A synoptic climatology, using a subjective classification methodology on January and July sea level pressure, and July ...

2008
Lin-Lin Pan Tim Li

In this study, we investigate the interaction between the tropical Intraseasonal Oscillation (ISO) and midlatitude atmospheric low-frequency variability, using observational data and numerical models, with a special emphasis on the role of the synoptic eddy feedback. A statistical closure for the synoptic eddy-to-low frequency flow feedback is constructed, based on a singular value decompositio...

2011
PANG-CHI HSU TIM LI CHIH-HUA TSOU

The role of scale interactions in the maintenance of eddy kinetic energy (EKE) during the extreme phases of the intraseasonal oscillation (ISO) is examined through the construction of a new eddy energetics diagnostic tool that separates the effects of ISO and a low-frequency background state (LFBS; with periods longer than 90 days). The LFBS always contributes positively toward the EKE in the b...

2015
Liesl L Dyson

The daily weather at a particular place is largely influenced by the synoptic circulation and thermodynamic profile of the atmosphere. Heavy rainfall occurs from a particular subset of synoptic and thermodynamic states. Baseline climatologies provide objective information on heavy rainfall-producing circulation patterns and thermodynamic variables. This is how climatologically large or extreme ...

2014
Bettina Casati Hans Kristian Haugland Gunn Marit J. Barstad Roger Bjugn

The surgical pathology report on cancer resection specimens is fundamental to providing clinicians with the information needed for adequate patient oncology treatment. Since the multi-institutional quality study on pathology reporting of colorectal cancer published by Zarbo in 1992, many other studies have shown that the use of checklists or synoptic reporting is superior to traditional narrati...

2009
CHAD M. SHAFER ANDREW E. MERCER CHARLES A. DOSWELL MICHAEL B. RICHMAN LANCE M. LESLIE

Uncertainty exists concerning the links between synoptic-scale processes and tornado outbreaks. With continuously improving computer technology, a large number of high-resolution model simulations can be conducted to study these outbreaks to the storm scale, to determine the degree to which synoptic-scale processes appear to influence the occurrence of tornado outbreaks, and to determine how fa...

2015
Robert F. Banks José M. Baldasano

We evaluate planetary boundary-layer (PBL) parametrizations in the Weather Research and Forecasting (WRF) numerical model, with three connected objectives: first, for a 16-year period, we use a cluster analysis algorithm of three-day back-trajectories to determine general synoptic flow patterns over Barcelona, Spain arriving at heights of 0.5, 1.5, and 3 km; to represent the lower PBL, upper PB...

2012
A. P. K. Tai L. J. Mickley D. J. Jacob E. M. Leibensperger H. O. T. Pye

We applied a multiple linear regression model to understand the relationships of PM2.5 with meteorological variables in the contiguous US and from there to infer the sensitivity of PM2.5 to climate change. We used 2004–2008 PM2.5 observations from ∼1000 sites (∼200 sites for PM2.5 components) and compared to results from the GEOS-Chem chemical transport model (CTM). All data were deseasonalized...

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