The step of urbanization and modern civilization fosters different functional zones in a city,
such as residential areas, business districts, and educational areas. In a metropolis, people …

The development of a city gradually fosters different functional regions, such as educational
areas and business districts. In this paper, we propose a framework (titled DRoF) that …

Urban functions refer to the purposes of land use in cities where each zone plays a distinct
role and cooperates with each other to serve people's various life needs. Understanding …

Human mobility data have become an essential means to study travel behavior and trip
purpose to identify urban functional zones, which portray land use at a finer granularity and …

Data about points of interest (POI) have been widely used in studying urban land use types
and for sensing human behavior. However, it is difficult to quantify the correct mix or the …

Urban geographers, planners, and economists have long been studying urban spatial
structure to understand the development of cities. Statistical and data mining techniques, as …

The spatial structures of cities have changed dramatically with rapid socio-economic
development in ways that are not well understood. To support urban structural analysis and …

Understanding individual daily activity patterns is essential for travel demand management
and urban planning. This research introduces a new method to infer individuals' activities …

Understanding the dynamics of the inhabitants' daily mobility patterns is essential for the
planning and management of urban facilities and services. A system for real time monitoring …

In this study, with Singapore as an example, we demonstrate how we can use mobile phone
call detail record (CDR) data, which contains millions of anonymous users, to extract …