Detrended Fluctuation Analysis
Investigating detrended fluctuation analysis with structural breaks
... Forecast Accuracy We now turn to evaluate the forecast accuracy of our modified model of detrended fluctuation analysis with endogenous structural breaks, using ex post in-sample and out[r] ...
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Estudo dos efeitos da do material e da frequência do sinal ultrassônico na análise de flutuações
... MHz. Detrended fluctuation analysis, DFA, and rescaled range analysis, R/S, two techniques for analyzing fluctuations in time series, were used to process the signals in order to filter out ...
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Computer-aided detection and diagnosis of breast cancer in 2D and 3D medical imaging through multifractal analysis
... lacunarity analysis independently for the characterization of the spatial distribution of the pixel intensities and classification of mam- mographic ...image analysis. The multifractal analysis ...
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Spatial patterns of zooplanktivore Chirostoma species (Atherinopsidae) during water-level fluctuation in the shallow tropical Lake Chapala, Mexico: seasonal and interannual analysis
... The analysis of two seasons in four years within contrasting environmental conditions, provided a general preliminary insight into the effects of scale on differential distribution of closely related ...
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Seasonal fluctuation of Cerotoma arcuata tingomariana (Bechyné) (Coleoptera: Chrysomelidae) in soybean.
... Nas amostragens realizadas durante a sa- fra agrícola 1989/90, coletou-se maior número de insetos com a rede de varredura do que com o “pano de batida”; em 1990/91, estes métodos foram e[r] ...
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Fluctuation of Diptera in poultry house, Pelotas, Rio Grande do Sul, Brazil.
... ABSTRACT. Fluctuation of Diptera in poultry house, Pelotas, Rio Grande do Sul, ...population fluctuation of Diptera in a poultry house in Pelotas, Rio Grande do Sul, Brazil, six collection methods were ...
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In vivo fluctuation of Tax, Foxp3, CTLA-4, and GITR mRNA
... A total of 73 individuals were studied: 50 HTLV-1 seroposi- tive HAM/TSP patients and 23 non-infected controls (blood do- nors). All subjects gave written informed consent to participate, and the study was approved by ...
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Speed fluctuation as a determination factor of energy cost in Butterfly stroke
... speed fluctuation is higher than in the other swimming techniques namely in the front crawl and in the backstroke so that such a relationship was easier to ...
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Population fluctuation and food preference of African snail by horticulture crops
... ABSTRACT: The African snail Achatina fulica (Bowdich, 1822), originally from Africa, was introduced in Brazil and since then became an important pest, because of its resistance to abiotic conditions, hermaphroditism, ...
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Estudo longitudinal do anticorpo antilipoproteína lipase e sua relação com atividade de doença nos indivíduos com lúpus eritematoso sistêmico sem anticorpos anti-dsDNA.
... Longitudinal fluctuation of anti- lipoprotein lipase antibody is related with disease activity in systemic lupus erythematosus patients without anti-dsDNA antibodies.. INTRODUCTION.[r] ...
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Nematode Community, Trophic Structure and Population Fluctuation in Soybean Fields
... population fluctuation of plant parasitic nematodes was connected with plant growth in ...The fluctuation of bacterivores was related to periodic changes of soil water content, and that of fungivores were ...
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Flutuação populacional de muscídeos (Diptera, Muscidae) simbovinos e sua distribuição sobre o corpo do gado de leite, em Capão do Leão, RS, Brasil.
... the fluctuation of these species population was estimated relative to the average monthly temperature, humidity and rainfall in Capão do Leão, Rio Grande do Sul, ...
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Desenvolvimento e reprodução de Dirphia moderata (Lepidoptera: Satutniidae) em Eucalyptus cloeziana e Psidium guajava em laboratório.
... Estágios imaturos de Dirphia ( Dirphia ) moderata Bouvier, 1929 (Lepidoptera, Saturniidae). The number of molts of lepidopterous larvae. Species richness and fluctuation of defoliator[r] ...
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Barley yellow dwarf virus-PAV in Brazil: Seasonal fluctuation
... The seasonal fluctuation of viral populations was examined in the vector population (aphids) and the host population (grasses). Surveys were made in plots established in the area of Embrapa Trigo in Coxilha, RS, ...
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Fano interference and a slight fluctuation of the Majorana hallmark
... dip. The result of this analysis appears in the solid-violet curve of Fig. 4(a), where it is observed that the transmittance approaches 1/2 from upper (lower) values for De < 0 ( De > 0). In the domain of De ...
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Rev. Bras. Reumatol. vol.49 número1
... Longitudinal fluctuation of anti- lipoprotein lipase antibody is related with disease activity in systemic lupus erythematosus patients without anti-dsDNA antibodies.. INTRODUCTION3[r] ...
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Population fluctuation of Spodoptera frugiperda eggs and natural parasitism by Trichogramma in maize
... correlation analysis between the total number of eggs and the precipitation indicated that there was no linear relationship between these factors (Table ...
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Fluctuation-Response Relation and modeling in systems with fast and slow dynamics
... In this paper we study, in the FRR framework, systems with more than one characteristic time. In Sect. 2 we recall the theoretical basis of the FRR issue. In Sect. 3 we describe the analysis we have performed on ...
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Audiol., Commun. Res. vol.19 número4
... girls’ voices did not demonstrate a significant change between pre and post vocal warm-up in regards to the spectrographic parameters studied; perceptual auditory analysis of the voices, visual observation and ...
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Quantitative Brightness Analysis of Fluorescence Intensity Fluctuations in E. Coli.
... This work extends brightness analysis to prokaryotes, using the bacterium E. coli as a model system. The volume of a typical bacterial cell is on the order of a femtoliter, while a typical mammalian cell has a ...
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