What is spline in SAP (CA-DDF-RT - Demand Data Foundation for Retail)?

SAP Term: spline

• Component: CA-DDF-RT

• Component Name: Demand Data Foundation for Retail

• Description: A mathematical function or transformation of time. Combinations of splines are used to model and forecast the demand during variable seasons. This is done by fitting parameters used to weight each spline. Each variable season has a typical seasonal pattern for example, the demand for strawberries during the strawberry season. The seasonal pattern is determined by generating spline regressors. The number of splines can be defined for each variable season.

Smart SAP Assistant

• Key Concepts: 
  Spline is a component of the Demand Data Foundation for Retail (CA-DDF-RT) in SAP. It is a mathematical function that is used to interpolate or approximate data points. Spline functions are used to create smooth curves that can be used to represent data points in a more accurate way than linear interpolation. 
  
  How to use it: 
  Spline functions can be used to create smooth curves that represent data points more accurately than linear interpolation. To use spline functions, you need to define the data points and the type of spline function you want to use. Once the data points and the type of spline function have been defined, you can then use the spline function to interpolate or approximate the data points. 
  
  Tips & Tricks: 
  When using spline functions, it is important to choose the right type of spline function for your data points. Different types of spline functions have different properties and can be used for different purposes. For example, cubic splines are often used for interpolating data points, while B-splines are often used for approximating data points. 
  
  Related Information: 
  For more information about splines and how they can be used in SAP, please refer to the SAP Help documentation on Splines in Demand Data Foundation for Retail (CA-DDF-RT).