The year 2014 marked the rapid expansion of big data in urban studies and planning
practices in China. Big data has advantages of revealing individual characteristics rather …

Human motivations are an important factor in influencing human movement. However, most
existing studies on passenger travel demand prediction focus on external characteristics of …

The emergence of big data brings new opportunities for us to understand our socioeconomic
environments. We use the term social sensing for such individual-level big geospatial data …

Delineating travel patterns and city structure has long been a core research topic in transport
geography. Different from the physical structure, the city structure beneath the complex travel …

Taxi GPS trajectories data contain massive spatial and temporal information of urban human
activity and mobility. Taking taxi as mobile sensors, the information derived from taxi trips …

Abstract Location Based Services (LBS) provide a new perspective for spatiotemporally
analyzing dynamic urban systems. Research has investigated urban dynamics using LBS …

Trajectories obtained from Global Position System (GPS)-enabled taxis grant us an
opportunity not only to extract meaningful statistics, dynamics, and behaviors about certain …

Large-scale global positioning system (GPS) positioning information of floating cars has
been recognised as a major data source for many transportation applications. Map** …

Urbanization's rapid progress presents an urgent challenge for develo** a predictive,
quantitative theory of “the death and life of cities”(aka “the essential diversity conditions for …

Travel time uncertainty has significant impacts on individual activity-travel scheduling, but at
present these impacts have not been considered in most accessibility studies. In this paper …