Singular spectrum analysis (SSA) is a popular filtering and forecasting method that used in wide range of fields such as time series signal processing. A commonly approach to identify the meaningful components grouping step SSA utilization visual information eigentriples. Another supplementary employing an algorithm performs clustering based on dissimilarity matrix defined by weighted correlati...

The implementation of agricultural development is basically aimed at increasing the welfare people, especially farmers, providing a source foreign exchange through exports, supplying food and industrial raw materials, alleviating poverty, employment improving people's income. Cocoa leading commodity which income for farmers in North Sumatra. Price fluctuations sometimes make suffer losses, so i...