what does ellipsis mean in a Matlab function's argument list?

Question

What is the ellipsis for in this Matlab statement?

frame = insertObjectAnnotation(frame, 'rectangle', ...
                bboxes, labels);

...I could not find in their online doc.

Answer 1

http://www.mathworks.com/help/matlab/matlab_prog/continue-long-statements-on-multiple-lines.html

Continue Long Statements on Multiple Lines

This example shows how to continue a statement to the next line using ellipsis (...).

s = 1 - 1/2 + 1/3 - 1/4 + 1/5 ...
  - 1/6 + 1/7 - 1/8 + 1/9;