Trend and Seasonality
Social and demographic drivers of trend and seasonality in elective abortions in Denmark
... Elective abortions, moreover, may exhibit patterns other than trend. Prior research reports seasonality in countries such as the U.S. and Australia [7–9]. The Au- thors of one U.S. study find a summer peak ...
8
Assessment of Trend and Seasonality in Road Accident Data: An Iranian Case Study
... Results: The traffic accidents in our study had an increasing trend over the five years of study. Based on ACF and PACF plots gained after applying Box-Cox transformation and differencing, data did not fit to a ...
5
Testing against stochastic trend and seasonality in the presence of unattended breaks and unit roots
... stochastic trend and seasonality in the presence of structural breaks and unit roots at frequencies other than those directly under test, which we term unattended breaks and unattended unit roots ...
55
<p>Secular Seasonality and Trend Forecasting of Tuberculosis Incidence Rate in China Using the Advanced Error-Trend-Seasonal Framework</p>
... error, trend, and seasonality by incorporating the conventional ES techniques with the state space techniques can not only explore the linear relationship using its seasonality and trend terms ...
15
Dairy Supply Response under Stochastic Trend and Seasonality: A Structural Time Series Analysis
... formulation and model selection methodology. The Kalman filter, which is a simple statistical logarithm, and a state-space model play fundamental roles in analyzing structural time series models (Gonzalez and Moral, ...
20
Increasing prevalence, time trend and seasonality of gastroschisis in São Paulo state, Brazil, 2005–2016
... The number of LB in São Paulo state is provided by SINASC. To construct the rates, they were stratified according to maternal age group and territorial clusters, year by year (for trend) and month by month (for ...
10
Impact of climate change and man-made irrigation systems on the transmission risk, long-term trend and seasonality of human and animal fascioliasis in Pakistan
... evident trend modifications for the sum- mer ...progressive trend towards less transmission risk in the northern hilly areas of Punjab ...a trend of increasing risk by the two fas- ciolid species in ...
18
Cloud Datacenter and the Trend Seasonality Model
... We have proposed a resource forecasting technique, a key step in optimizing the VM-host mapping before the actual Live VM migration could be triggered. Our prediction technique employs data mining and statistical methods ...
28
An application of TRAMO-SEATS : changes in seasonality and current trend-cycle assessment : the german retail trade turnover series
... estimate seasonality that has become more stable, one selects lter designed for highly mo ving ...the trend-cycle at the end of the ...as trend-cycle the one automatically selected by the ...
37
Nurse staffing and patient outcomes: a longitudinal study on trend and seasonality
... Examining the association of nurse staffing and patient outcomes from a longitudinal perspective may provide new information. According to some longitudinal studies and national surveys, rates of falls and ...
10
<p>Forecasting the seasonality and trend of pulmonary tuberculosis in Jiangsu Province of China using advanced statistical time-series analyses</p>
... The ARIMA is a model that can capture the linear part of the incidence trend, while the BPNN model has a strong nonlinear fi tting ability. 22,23 As the properties of the two models are distinct, they have ...
12
<p>Trend Analysis And Seasonality Of Tuberculosis Among Patients At The Hiwot Fana Specialized University Hospital, Eastern Ethiopia: A Retrospective Study</p>
... The trend of TB positivity rate in this study gradually decreased consecutively throughout the study period, at ...the trend of TB steeply ...the trend of TB fl uctuated year to ...
9
Seasonality and trend analysis of tuberculosis in Lahore, Pakistan from 2006 to 2013
... the seasonality and temporal relationship of TB. Here, seasonality is defined as the characteristic of the time series in which data exhibit regular and predictable changes which recur at every defined ...
7
Seasonality and trend in blood lead levels of New York State children
... on seasonality and trends in the BLLs of children to ...on seasonality of BLLs in New York State children, to studies conducted over the past three ...
5
Seasonality COVER. F1) Seasonal Trend in Heating Oil Price F2) Construction of a Seasonal Chart
... show, seasonality can also be utilised when the actual trading time span is different than the time span of the seasonal ...of seasonality is that it can be applied across different markets eliminating the ...
5
Analyzing price seasonality
... CMA t = a + b (Time) Where Time=1 for the first period in the dataset and increases by 1 each month thereafter Once the trend parameters are determined, they are used to generate an estimate of the trend ...
10
Changing seasonality of the Baltic Sea
... to the rate of change in the physical forcing (SIS and SST). As satellite-derived CHL algorithms in the Baltic Sea are inaccurate and noisy (e.g., Darecki and Stramski 2004) – primarily due to the confounding influence ...
10
MARKET RESERVES IN RELATION TO SEASONALITY
... In the analysis, we have studied to what degree or what proportion the values of the time series deviate from the basic trend. Results and Discussions Slaughter lamb export has three main seasons, Easter, ...
6
Is There Seasonality in the Sensex Monthly Returns?
... Figure 1: Monthly Sensex Returns, April 1991-March 2002 Figure 1 gives the plot of the return series, which shows variations in monthly returns. In Figures 2 and 3 we show the ACF and the PACF of the series. Figure 2 ...
19
Seasonality of flooding in Scottish rivers
... flood seasonality, but a left bank tributary, the Whiteadder Water (station 21022) shows a much less pronounced seasonality and is assigned to Group C while on the opposite side of the main river, the River ...
504