Even abstract paintings such as Piet Mondrian's 1912 cubist Gray Tree, which doesn’t visually show treelike colours, can be identified as trees if a realistic value for α is used, researchers say.

dubbed Piet after the famed abstract painter Piet Mondrian. The language uses 20 distinct colors, with the colors cycling from red to yellow to green to cyan to blue to magenta and the lightness ...

By Zachary Small For decades, a small but mighty painting by the artist Piet Mondrian has greeted visitors in the grand vestibule of the Park Avenue apartment where the Barnes & Noble founder ...

In the 1920s, Dutch-born artist Piet Mondrian began painting his iconic black grids populated with shifting planes of primary colors. By moving beyond references to the world around him ...