نتایج جستجو برای: common spatial patterns

تعداد نتایج: 1365327  

Journal: :iranian journal of public health 0
*kun xiang deyong song

background: using spatial analysis tools to determine the spatial patterns of china province-level perinatal mortality and using spatial econometric model to examine the impacts of health care resources and different socio-economic factors on perinatal mortality. methods: the global moran’s i index is used to examine whether the spatial autocorrelation exists in selected regions and moran’s i s...

ژورنال: اکوبیولوژی تالاب 2020
Babadi, Mohammad , Borna, Reza , Ghorbanian, Gabrail , Zohourian, Manije ,

In recent years, global warming and climate change have been associated with dire consequences for human societies. Changes in climate patterns can lead to severe floods, extreme heat and cold, more frequent droughts, and global warming. This increase in global warming has upset the Earthchr('39')s climate balance and caused widespread climate change in most parts of the world, known as climate...

Identifying spatial patterns in vulnerability involves a comprehensive look at vulnerable points. And provides analytical power to the authorities. Therefore, it is necessary to recognize patterns of vulnerability so as to minimize the amount of damage to them in the event of a crisis. The city of Tehran, as the political and administrative center of the country, is faced with a variety of risk...

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 This study is aimed at estimating monthly mean air temperature (Ta) using the MODIS Land Surface Temperature (LST), Normalized Difference Vegetation Index (NDVI), latitude, altitude, slope gradient and land use data during 2001-2015. The results showed that despite some spatial similarities between annual spatial patterns of Ta and LST, their variations are significantly different, so that the...

بذر افشان, جواد, قمقامی, مهدی, قهرمان, نوذر,

Multi site modeling of rainfall is one of the most important issues in environmental sciences especially in watershed management. For this purpose, different statistical models have been developed which involve spatial approaches in simulation and modeling of daily rainfall values. The hidden Markov is one of the multi-site daily rainfall models which in addition to simulation of daily rainfall...

Journal: :Journal of neuroscience methods 2014
Ye Liu Mingfen Li Hao Zhang Hang Wang Junhua Li Jie Jia Yi Wu Liqing Zhang

BACKGROUND Stroke is one of the most common disorders among the elderly. A practical problem in stroke rehabilitation systems is that how to separate motor imagery patterns from electroencephalographic (EEG) recordings. There is a sharp decline in performance of these systems when classical algorithms, such as Common Spatial Pattern (CSP), are directly applied on stroke patients. NEW METHOD W...

Accurate protein function prediction is an important subject in bioinformatics, especially wheresequentially and structurally similar proteins have different functions. Malate dehydrogenaseand L-lactate dehydrogenase are two evolutionary related enzymes, which exist in a widevariety of organisms. These enzymes are sequentially and structurally similar and sharecommon active site residues, spati...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2009
Joe Yuichiro Wakano Martin A Nowak Christoph Hauert

The production, consumption, and exploitation of common resources ranging from extracellular products in microorganisms to global issues of climate change refer to public goods interactions. Individuals can cooperate and sustain common resources at some cost or defect and exploit the resources without contributing. This generates a conflict of interest, which characterizes social dilemmas: Indi...

2002
Pengyu Hong Thomas S. Huang

This work proposes the methodology for automatically modeling and mining inexact spatial patterns. We first choose attributed relational graph (ARG) as the information representation of the data. The pattern is modelled as a compact parametric pattern ARG (PARG). We formulate the problem as a parameter estimation task and present the procedure for estimating the parameters of the PARG model giv...

Journal: :journal of medical signals and sensors 0
fatemeh jamaloo mohammad mikaeili

common spatial pattern (csp) is a method commonly used to enhance the effects of event‑related desynchronization and event‑related synchronization present in multichannel electroencephalogram‑based brain‑computer interface (bci) systems. in the present study, a novel csp sub‑band feature selection has been proposed based on the discriminative information of the features. besides, a distinction ...

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