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13 Mar 2012: IntroductionMillions of people now interact with their friends online us-ing social networking services. ... Theprobability of friendship quickly decreases with increas-ing spatial distance between people (Stewart 1941).

18 Jun 2012: nities, with people meeting and forming friendships in locationswhere shared activities take place [7]. ... Allmy people right here, right now: management of groupco-presence on a social networking site.

1 Mar 2012: As itbecame apparent the participants showed a clear interest in people outside their closesocial circle. ... P17:“There might be some use of the desk sensor for people with special needs.

21 Jul 2012: Laterthat day, 10,000 people protested this and started a permanentcamp in the popular downtown square Plaza del Sol. ... This might be because people prefer touse hashtags to mark their own tweets rather than to retweetother users’.

13 Mar 2012: people to interactregardless of where they are located, the costs imposed bygeographic distances might be vanishing. ... spaceand tie strength when people create these chains is ex-tremely strong, as seen also in many offline and online net-works (Dodds,

18 Jun 2012: Whilespatial proximity appears influencing how people connect toeach other even on the Web, the relationship between socialinteraction and spatial distance remains unexplored. ... This kind of people couldexhibit a noticeable propensity to interact more

20 Oct 2012: which in plain words translates to the enumeration of venuesthat are geographically closer to l′ than the destination k.Our assumption here is that the movement of people is notbased on ... Overall, theeffectiveness of each feature over time changes:

9 May 2012: This will provide uswith insights about the tasks of the construction process orparts of the building that are discussed among the workersand the particular types of people in the organisation thatare

21 Jul 2012: services. This goldmine of data, includingtemporal and spatial information of unprecedentedgranularity, can help researchers gain insights into thebehavioural patterns of people at a global scale. ... The same applies to the party topic (cf. Figure

21 Jul 2012: To do so, we seek to answer thefollowing questions:. 1) How often do people tend to visit new places? ... We demonstrate that each meth-od hasa unique underlying assumption about how people move,which necessarily excludes alternatives when