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Window Document

Synopsis​

Windows a document and returns a collection of the windows.

Description​

This operator moves a sliding window over the tokens of a document and returns a collection containing a new document for each window. The size of the sliding window may be adapted as well as the step size the window is moved in each step.

Input​

document​

The document port.

Output​

documents​

The documents port.

Parameters​

Window length​

Defines the number of tokens a window covers. The resulting document will contain a token sequence of that length.

Step size​

Defines the number of tokens between the start of two windows. A step size of one would case each token to become first token of a window.

Extend last window​

If checked, the last window will be extended, so that it covers all remaining tokens. Otherwise incomplete windows will be added.

Parallelize segment processing​

Determines whether the execution of Segment Processing should be parallelized.