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A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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the interval between one musical pitch and another with half or double its frequency.
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the study of separating signal(s) from mixed sources.
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the process of transforming different sets of images to one common coordinate system.
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referred to either analog or digital second order filters
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a device that records and stores images.
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a frequency modulation scheme in which digital information is transmitted through discrete frequency changes of carrier waves.
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is a multiplatform computer programming language that is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies as possible.
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a term used in Image Processing. It is an umbrella term that describes the detail an image holds.