Abstract: Environmental changes over extended periods pose significant challenges for map-based navigation applications, such as map volume expansion, localization errors caused by environmental ...

Abstract: This paper presents a Semantic Positioning System (SPS) to enhance the accuracy of mobile device geo-localization in outdoor urban environments. Although the traditional Global Positioning ...

Our next storm, a minor system, arrives Wednesday afternoon in Greater Boston and Southeastern Mass., bringing light snow, rain, and a wintry mix at times that could make for a slow and slippery ...