Using smartphones to collect time–activity data for long-term personal-level air pollution exposure assessment

The National Human Activity Pattern Survey (NHAPS): a resource for assessing exposure to environmental pollutants

Neil E. Klepeis, William Nelson, Wayne R. Ott et al. · Journal of Exposure Science & Environmental Epidemiology · 2001 · 4.7K citations · Full text

Public Health, Environmental Sciences, Toxicology +13

Limits of Predictability in Human Mobility

Chaoming Song, Zehui Qu, Nicholas Blumm et al. · Science · 2010 · 3.2K citations

Computing, Urban Planning, Forecasting +16

Habits make smartphone use more pervasive

Antti Oulasvirta, Tye Rattenbury, Lingyi Ma et al. · Personal and Ubiquitous Computing · 2011 · 1.2K citations

Computing, Behavioral Sciences, Mobile Computing +10

Concentration and Size Distribution of Ultrafine Particles Near a Major Highway

Yifang Zhu, William C. Hinds, Seongheon Kim et al. · Journal of the Air & Waste Management Association · 2002 · 1K citations · Full text

Public Health, Environmental Sciences, Air Pollution +16

Accuracy characterization for metropolitan-scale Wi-Fi localization

Yuchung Cheng, Yatin Chawathe, Anthony LaMarca et al. · 2005 · 461 citations

Computing, Computer Systems, Information Technology +14