7.00.02 - Input - Aster Analytics

Teradata Aster® Analytics Foundation User GuideUpdate 2

Product
Aster Analytics
Release Number
7.00.02
Release Date
September 2017
Content Type
Programming Reference
User Guide
Publication ID
B700-1022-700K
Language
English (United States)
FFT Input Table Schema
Column Name Data Type Description
id_column Any Contains time series identifiers.
time_column NUMERIC Contains the time axis of the data.
value_column NUMERIC Contains signal values on which to perform FFT. The table has one to 16 such columns.

A 2-dimensional signal of length n is represented in this column as a matrix of sqrt(n) rows and columns, stored in column-major order. (See Example 2: 2D Signal.)

A 3-dimensional signal of length n is represented in this column as a matrix 2 matrixes of sqrt(n) rows and columns, stored in column-major order. (See Example 3: 3D Signal.)