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.

a mathematical method using noisy measurements observed over time to produce values that tend to be closer to the true values of the measurements and their associated calculated v…
316 questions
requesting help with school homework. This lets potential answerers know that they should guide the student in solving the problem, rather than simply showing the complete …
a technique for approximating an unobserved signal from an observed signal containing noise.
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image-segmentation refers to the process of partitioning a digital image into multiple segments, typically to locate objects and boundaries.
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OFDM stands for Orthogonal, Frequency-Division Multiplexing.
a method of constructing new data points within the range of a discrete set of known data points.
253 questions
a mathematical function that is zero-valued outside of some chosen interval.
240 questions
a time-varying spectral representation (forming an image) that shows how the spectral density of a signal varies with time.
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the act of extracting the original information-bearing signal from a modulated carrier wave.
the study of speech signals and the processing methods of these signals.
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a mathematical technique to convert data in one domain to another. The most common example is using the Fourier Transform to convert data from the time domain to t…
206 questions
a device that passes frequencies within a certain range and rejects (attenuates) frequencies outside that range.
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a processing unit specialized for digital signal processing tasks.
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Signal-to-noise ratio (often abbreviated SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise.
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the process of converting the spoken word to text, usually without regard to a particular speaker (which is more commonly referred to as "voice recognition").
178 questions
the difference between the upper and lower frequencies in a contiguous set of frequencies
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a measure of similarity of two waveforms as a function of a time-lag applied to one of them.
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In signal processing, downsampling (or "subsampling") is the process of reducing the sampling rate of a signal.
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an operator of a function of time or frequency domain that, unlike the Fourier Transform, returns a function in the same domain. The Hilbert Transform of $ x \left( t \right) $ e…
a filter that self-adjusts its transfer function according to an optimization algorithm driven by an error signal.
160 questions
Related to the calculation, verification, usage, and requirements for Mel Frequency Cepstral Coefficients.
158 questions
the study of the collection, organization, analysis, and interpretation of data.
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