Measuring Colorado’s mountains one hike at a time

In the middle of a chilly October night in 2025, my two friends and I suited up at the Cottonwood Creek trailhead and started ...
Archaeology

Han Dynasty Map

HAN DYNASTY TOPOGRAPHIC MAP. DATE: Before 168 B.C. MATERIAL: Ink on silk. DIMENSIONS: 3 feet by 3 feet. FOUND: Hunan, China. In 168 B.C., a lacquer box containing three maps drawn on silk was placed ...
IEEE

HeightMapNet: Explicit Height Modeling for End-to-End HD Map Learning

Abstract: Recent advances in high-definition (HD) map construction from surround-view images have highlighted their costeffectiveness in deployment. However, prevailing techniques often fall short in ...