Intel® oneAPI Data Analytics Library Developer Guide and Reference
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Sum of Functions
The sum of functions is a function that has the form of a sum:

For given set of the indices ,
,
, the value and the gradient of the sum of functions in the argument
has the format:


The set of the indices I is called a batch of indices.
Computation
Algorithm Input
The sum of functions algorithm accepts the input described below. Pass the Input ID as a parameter to the methods that provide input for your algorithm. For more details, see Algorithms.
Input ID |
Input |
---|---|
argument |
A numeric table of size |
Algorithm Parameters
The sum of functions algorithm has the following parameters:
Parameter |
Default Value |
Description |
---|---|---|
resultsToCompute |
gradient |
The 64-bit integer flag that specifies which characteristics of the objective function to compute. Provide one of the following values to request a single characteristic or use bitwise OR to request a combination of the characteristics:
|
Algorithm Output
For the output of the sum of functions algorithm, see Output for objective functions.