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Social network analysis ( SNA) is the process of investigating social structures through the use of networks and graph theory. [ 1] It characterizes networked structures in terms of nodes (individual actors, people, or things within the network) and the ties, edges, or links (relationships or interactions) that connect them.
v. t. e. Customer relationship management ( CRM) is a process in which a business or other organization administers its interactions with customers, typically using data analysis to study large amounts of information. [1] CRM systems compile data from a range of different communication channels, including a company's website, telephone (which ...
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Relational database. A relational database ( RDB[ 1]) is a database based on the relational model of data, as proposed by E. F. Codd in 1970. [ 2] A database management system used to maintain relational databases is a relational database management system ( RDBMS ). Many relational database systems are equipped with the option of using SQL ...
t. e. ISDN telephone. Integrated Services Digital Network ( ISDN) is a set of communication standards for simultaneous digital transmission of voice, video, data, and other network services over the digitalised circuits of the public switched telephone network. [1] Work on the standard began in 1980 at Bell Labs and was formally standardized in ...
The shapefile format is a geospatial vector data format for geographic information system (GIS) software. It is developed and regulated by Esri as a mostly open specification for data interoperability among Esri and other GIS software products. [ 1] The shapefile format can spatially describe vector features: points, lines, and polygons ...
A data set (or dataset) is a collection of data. In the case of tabular data, a data set corresponds to one or more database tables, where every column of a table represents a particular variable, and each row corresponds to a given record of the data set in question. The data set lists values for each of the variables, such as for example ...
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