Abstract: Although the popular path-planning algorithms based on graph-search such as Dijkstra and A* guarantee to find the optimal path, the search time will increase rapidly with the growth of map ...

The sticky sap and the smell of pine needles and bark are an essential part of the Christmas tree experience for many. And while you can't tromp through a snowy field to pick out your tree for ...

An Indira Nagar resident with a hard-to-miss commitment to practising sustainability, a tree watcher and nurturer C. Namachivayam delights in maps, essentially quickly scrawled sketches. If it were ...

Abstract: Treemaps are a well known method for the visualization of attributed hierarchical data. Previously proposed treemap layout algorithms are limited to rectangular shapes, which cause problems ...

Since Philadelphia is arranged on a grid system, the mostly one-way roads are easy to navigate. Helpful maps are posted along street corners across the city – watch for the "Walk! Philadelphia" signs ...

Chicago's eastern boundary is formed by Lake Michigan, and the city is divided by the Chicago River into three geographic sections: the North Side, the South Side and the West Side. These sections ...