An abbreviated version of the MIT Reality Commons Social Evolution dataset, spanning a reduced time period and with fewer variables. Dyadic variables include binary friendships at time of survey, and time-stamped phone call occurrences. Individual variables include the floor of the dormitory on which the student resides, and the grade type of each student including freshmen, sophomore, junior, senior, or graduate tutors.
data(Social_Evolution)actors
calls
friendship
3 dataframes: actors (84 rows, 4 columns), calls (439 rows, 4 columns), friendship (766 rows, 4 columns). See below for variables and formats.
| Object | Description | Format |
| actors$label | Actor identifier labels | character |
| actors$present | Actor present in dataset | boolean |
| actors$floor | Floor of residence actor lives on | numeric (1-9) |
| actors$gradeType | Degree level | numeric (1-5) |
| calls$time | Time and date of call | numeric from POSIXct |
| calls$sender | Initiator of phone call | character |
| calls$receiver | Recipient of phone call | character |
| calls$increment | Indicates call number increment (all 1s) | numeric (1) |
| friendship$time | Time and date of friend nomination | numeric from POSIXct |
| friendship$sender | Nominator of friendship | character |
| friendship$receiver | Nominee of friendship | character |
| friendship$replace | Indicates friendship value at $time | numeric |
An object of class data.frame with 84 rows and 4 columns.
An object of class data.frame with 439 rows and 4 columns.
An object of class data.frame with 766 rows and 4 columns.
A. Madan, M. Cebrian, S. Moturu, K. Farrahi, A. Pentland (2012). Sensing the 'Health State' of a Community. Pervasive Computing. 11, 4, pp. 36-45. tools:::Rd_expr_doi("10.1109/MPRV.2011.79").