查看更多>>摘要:1.Introduction The rectilinear block packing problem involves packing a set of arbitrarily shaped rectilinear blocks into a larger rectangular container without overlap so as to minimize or maximize a given objective function. A rectilinear block is a polygonal block whose interior angle is either 90° or 270°. This problem is important for many industrial applications, such as VLSI design, timber cutting, and newspaper layout.