Two-dimensional (2D) shapes are completely flat. They have two dimensions – length and width. A polygon is a closed 2D shape with straight sides that meet at vertices. Polygons can be regular or ...

Abstract: The frequency-domain curve fitting of dynamic system models in modal summation form is an essential process in mechatronics control, and it is widely used in various industries. However, as ...

12 Ottawa Hospital Research Institute, University of Ottawa, Ottawa, Ontario, Canada Correspondence to Dr Wan C Tan, UBC James Hogg Research Centre, Providence Heart+Lung Institute, University of ...