周百谅

Presenting hierarchies of map data at different zoom levels

李剑, 韩璐, 李双峰, 2014 .

Varying map information density based on speed of vehicle

周百谅, 2015 .

System and method for indicating user location and facing direction on digital map

周百谅, 戴维·罗伯特·戈登, 2014 .