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Arithmetic methods |
1 |
Log. Computes series logarithm to a given base. |
2 |
Ln. Computes natural logarithm of a series. |
3 |
Exp. Raises the e number to a power determined by the series values. |
4 |
Mod. Calculates remainder of integer division of series values by a specified number. |
5 |
Addition. Adds two or more series. |
6 |
Multiplication. Multiplies two or more series. |
7 |
Max. Finds maximum value of a series. |
8 |
Min. Finds minimum value of a series. |
9 |
Average. Finds average value of a series. |
10 |
Abs. Calculates absolute series values. |
11 |
Round. Rounds series values. |
|
Series transformations |
100 |
Rebase. Converts a series using the Rebase method. |
101 |
SpliceSeries. Splices series. |
102 |
Truncate. Truncates series to selected parameters. |
103 |
Lag. Shifts a series forward by a specified number of points in a time period. |
104 |
Lead. Shifts a series backwards by a specified number of points in a time period. |
105 |
PchPoP. Calculates percentage increase between the current value and the previous value. |
106 |
DiffPoP. Calculates the difference between the current and the previous series values using the formula: y[t] = x[t] – x[t-N]. |
107 |
DLogPoP. Calculates logistic difference of the current and the previous series points. |
108 |
RateOfChange. Calculates rate of series values' growth. |
109 |
CumulativeMin. Transforms data using the Minimum accumulation method: the minimum value of a range element is determined. |
110 |
CumulativeMax. Transforms data using the Maximum accumulation method: the maximum value of a range element is determined. |
111 |
CumulativeAverage. Transforms data using the Average accumulation method: the mean value of a range element is determined. |
112 |
CumulativeDeviation. Transforms data using the Standard Deviation method: the standard deviation of range element values is determined. |
113 |
CumulativeSum. Transforms data using the Sum accumulation method: the sum of range elements values is determined. |
114 |
CumulativeMultiply. Transforms data using the Product accumulation method: the product of range elements values is determined. |
115 |
GeometricFillGaps. Geometric substitution of missing values in series data. |
116 |
LinearFillGaps. Linear substitution of missing values in series data. |
117 |
RepeatFillGaps. Substitutes missing data in series values with previous non-empty values. |
118 |
SplineFillGaps. Spline substitution of missing data in series values (cubic spline interpolation). |
119 |
ValueFillGaps. Substitutes missing data in series values with a specified value. |
120 |
GrowthRateFillGaps. Growth rate. |
121 |
PreviousGrowthRateFillGaps. Growth rate to the previous period. |
122 |
SucceedingValueFillGaps. The next value. |
123 |
SucceedingGrowthRateFillGaps. Growth rate to the next period. |
|
Aggregation |
200 |
DetermAggregation. Aggregates data by specified parameters (base method). |
201 |
TotalCollapse. Aggregates data from the lower level to the upper one using the Total method: data are calculated by summing up the frequency element values. |
202 |
AverageCollapse. Aggregates data from the lower level to the upper one using the Average method: data are calculated by finding the mean value of frequency elements. |
203 |
MinimumCollapse. Aggregates data from the lower level to the upper one using the Minimum method: data are calculated by finding the minimum value of frequency elements. |
204 |
MaximumCollapse. Aggregates data from the lower level to the upper one using the Maximum method: data are calculated by finding the maximum value of frequency elements. |
205 |
FirstCollapse. Aggregates data from the lower level to the upper one using the First method: data are calculated by finding the first available value of frequency elements. |
206 |
LastCollapse. Aggregates data from the lower level to the upper one using the Last method: data are calculated by finding the last available value of frequency elements. |
207 |
SpreadCollapse. Aggregates data from the lower level to the upper one using the Spread method: data are calculated by finding the standard frequency deviation. |
208 |
ProrateInterpolation. Disaggregates data from upper level to the lower one using proportional interpolation. |
209 |
RepeatInterpolation. Disaggregates data from upper level to the lower one by repeating values of source series frequency. |
701 |
CrossDimAggregation. Aggregates data by specified parameters (base method). |
|
Forecast |
500 |
ExponentialTrend. Modeling series values using exponential trend. |
501 |
InverseTrend. Modeling series values using reverse trend. |
502 |
LinearTrend. Modeling series values using linear trend. |
503 |
LogarithmicParabolicTrend. Modeling series values using logarithmic parabolic trend. |
504 |
ParabolicTrend. Modeling series values using parabolic trend. |
505 |
GeometricTrend. Modeling series value using geometric trend. |
506 |
ExponentialSmoothing. Modeling series values using exponential smoothing. |
507 |
Arima. Modeling series values using ARIMA method. |
508 |
GreyForecast. Modeling series values using Grey method. |