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The point was to give historians a handy way to indicate how close the source of a piece of information was to the actual events. [a] Importantly, the concept developed to deal with "events", rather than ideas or abstract concepts. A primary source was a source that was created at about the same time as the event, regardless of the source's ...
Data analysis is the process of inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information, informing conclusions, and supporting decision-making. [ 1] Data analysis has multiple facets and approaches, encompassing diverse techniques under a variety of names, and is used in different business, science ...
Metadata means "data about data". Metadata is defined as the data providing information about one or more aspects of the data; it is used to summarize basic information about data that can make tracking and working with specific data easier. [ 14] Some examples include: Means of creation of the data.
This article lists forms of government and political systems, which are not mutually exclusive, and often have much overlap. [1]According to Yale professor Juan José Linz there are three main types of political systems today: democracies, totalitarian regimes and, sitting between these two, authoritarian regimes with hybrid regimes.
A tertiary source is an index or textual consolidation of already published primary and secondary sources [6] that does not provide additional interpretations or analysis of the sources. [ 7 ] [ 8 ] Some tertiary sources can be used as an aid to find key (seminal) sources, key terms, general common knowledge [ 9 ] and established mainstream ...
According to Forrester Research, business intelligence is "a set of methodologies, processes, architectures, and technologies that transform raw data into meaningful and useful information used to enable more effective strategic, tactical, and operational insights and decision-making." [ 11] Under this definition, business intelligence ...
Information retrieval ( IR) in computing and information science is the task of identifying and retrieving information system resources that are relevant to an information need. The information need can be specified in the form of a search query. In the case of document retrieval, queries can be based on full-text or other content-based indexing.
Information management ( IM) is the appropriate and optimized capture, storage, retrieval, and use of information. It may be personal information management or organizational. Information Management for organizations concerns a cycle of organizational activity: the acquisition of information from one or more sources, the custodianship and the ...