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adjacency pair

Overview page. Subjects: Psychology — Media Studies.

In conversation analysis, two successive utterances where the second (e.g. an answer) is required by the first (e.g. a question). Compare interchange.

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affect display

Overview page. Subjects: Media Studies — Psychology.

A form of non-verbal communication in which an emotion or affect is communicated, chiefly in humans by a facial expression. See also display rule, expressive behaviour, kinesics, primary...

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affordance

Overview page. Subjects: Psychology — Media Studies.

A term coined in 1977 by the US psychologist James Jerome Gibson (1904–79), to refer to a resource or support provided by the environment to an organism, furnishing or affording the...

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amplitude modulation

Overview page. Subjects: Computing — Media Studies.

The process whereby a digital signal is sent over a transmission line by changing the amplitude of a sine wave known as a carrier.

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asynchronous communication

Overview page. Subjects: Computing — Media Studies.

The transmission of data over a communication medium where the time at which a character of the data is sent is not determined by the timing of the sending or receiving of a previous...

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avatar

Overview page. Subjects: Computing — Media Studies.

1 The icon representing the user of a virtual reality system. It is normally displayed in the window of a user's computer.

2 The representation of a user...

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behavioural effects

Overview page. Subjects: Media Studies — Psychology.

Compare attitudinal effects; cognitive effects.

1. Any changes in the behaviour of individuals or groups attributed to specific causes.

null...

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beta movement

Overview page. Subjects: Psychology — Media Studies.

A form of apparent movement that is produced when identical stimuli are presented in an alternating pattern with an interstimulus interval of about 60 milliseconds, the visual illusion...

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brightness

Overview page. Subjects: Psychology — Media Studies.

The experienced or subjective intensity of light; also another name for lightness, but some authorities believe that this second sense confuses two distinct though closely related...

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broadcast quality

Overview page. Subjects: Media Studies — Computing.

A standard set of criteria by which television engineers judge whether a programme is technically fit or unfit to be broadcast. These include, on tape-based formats, the picture and audio...

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