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  2. Next-generation network - Wikipedia

    en.wikipedia.org/wiki/Next-generation_network

    NGN Seminar in Fusion Technology Center by NICT(Japan) researcher. According to ITU-T, the definition is: . A next-generation network (NGN) is a packet-based network which can provide services including Telecommunication Services and is able to make use of multiple broadband, quality of service-enabled transport technologies and in which service-related functions are independent from ...

  3. Case study - Wikipedia

    en.wikipedia.org/wiki/Case_study

    A case study is an in-depth, detailed examination of a particular case (or cases) within a real-world context. [1] [2] For example, case studies in medicine may focus on an individual patient or ailment; case studies in business might cover a particular firm's strategy or a broader market; similarly, case studies in politics can range from a narrow happening over time like the operations of a ...

  4. Case series - Wikipedia

    en.wikipedia.org/wiki/Case_series

    Case series have a descriptive study design; unlike studies that employ an analytic design (e.g. cohort studies, case-control studies or randomized controlled trials), case series do not, in themselves, involve hypothesis testing to look for evidence of cause and effect (though case-only analyses are sometimes performed in genetic epidemiology ...

  5. Nested case–control study - Wikipedia

    en.wikipedia.org/wiki/Nested_case–control_study

    A case–cohort study is a design in which cases and controls are drawn from within a prospective study. All cases who developed the outcome of interest during the follow-up are selected and compared with a random sample of the cohort. This randomly selected control sample could, by chance, include some cases.

  6. Embedded case study - Wikipedia

    en.wikipedia.org/wiki/Embedded_case_study

    An embedded case study is a case study containing more than one sub-unit of analysis (Yin, 2003). Similar to a case study, an embedded case study methodology provides a means of integrating quantitative and qualitative methods into a single research study (Scholz & Tietje, 2002; Yin 2003). However, the identification of sub-units allows for a ...

  7. Case–control study - Wikipedia

    en.wikipedia.org/wiki/Case–control_study

    Although in classical case–control studies, it remains true that the odds ratio can only approximate the relative risk in the case of rare diseases, there is a number of other types of studies (case–cohort, nested case–control, cohort studies) in which it was later shown that the odds ratio of exposure can be used to estimate the relative ...

  8. 5 races to keep on your radar in early 2025 - AOL

    www.aol.com/5-races-keep-radar-early-110000399.html

    A mix of high-profile and local races will take place in the first few months of this year, which could serve as a barometer for how voters feel just months after the 2024 presidential election.

  9. Single-subject design - Wikipedia

    en.wikipedia.org/wiki/Single-subject_design

    In design of experiments, single-subject curriculum or single-case research design is a research design most often used in applied fields of psychology, education, and human behaviour in which the subject serves as his/her own control, rather than using another individual/group. Researchers use single-subject design because these designs are ...