O reconhecimento de padrões é uma área da ciência cujo objetivo a classificação objetos em um número categorias ou classes. Estes podem ser imagens, formas onda sinais qualquer tipo medição que necessita distinguida. Na sistemas elétricos potência, com foco qualidade energia, o tem sido cada vez mais usado para detectar e classificar distúrbios ocorrem nos tensão corrente. eventos são chamados ...

Abstract Unemployment impairs individuals’ well-being and health there is some empirical evidence showing that macroeconomic conditions can moderate these effects. This paper goes a step further investigates differences in how indicators of European countries’ economic situation relate to individual subjective well-being, also the relationship between labour market exclusion outcomes across age...

this paper identifies characteristics of business cycles in iran, applying hodrick-prescott (hp) and band-pass (bp) filters. using seasonal and anual data for 1970-2003, it is found that oil income is the key driving factor of business cycles in the iranian economy. furthermore, it is indicated that iran's economy has experienced seven business cycles during this period, in which the econo...

An ideal band-pass filter removes the frequency components of a time series that lie within a particular range of frequencies. In practice, it is difficult to construct an "ideal" band-pass filter as it requires an infinite number of data points. Therefore, an approximation to an ideal filter is used to extract the components of a time series in a particular frequency range, such as business cy...

Purpose. The purpose of the paper is to study agriculture development in independent Ukraine using methods for decomposition data sets obtain structural components according their level determination and investigate main tendencies without random fluctuation. 
 Methodology / approach. This research uses econometrics regression correlation dynamics, filtering from factors impact, comparison...

In the spring of 1995 the French military announced a series of nuclear tests to take place later that year. The main test site was the 30-km-long Muroroa atoll 1,200 km away from Tahiti. Despite worldwide protests and opposition from nearly 63% of the French population a nuclear test series of six bombs was carried out from September 1995 to January 1996. In some countries, e.g. Denmark, the p...