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The recording of voltages along the scalp for the purpose of monitoring brain wave activity and localizing sources of ionic currents
a type of a signal processing filter whose impulse response is of finite duration.
for reducing the amount of data required to store a signal, whether lossy or lossless.
Power spectral density. PSD shows the signal power distribution over the frequency.
is a branch of algebra, concerning linear nature of objects: vector or vector spaces, linear transformations, systems of linear equations, quadratic and bi-linear forms, among the main tools used in l…
Anything related to RADAR (RAdio Detection And Ranging) systems and radar signal processing.
For questions about words, phrases and definitions that are specific to signal processing.
a technique for reducing the number of samples in a discrete-time signal.
a free software development toolkit that provides the signal processing runtime and processing blocks to implement software radios.
Zero padding consists of extending a signal (or spectrum) with zeros to extend its time (or frequency band) limits.
obtained by correlating a known signal, or template, with an unknown signal to detect the presence of the template in the unknown signal.
the implementation of radio receiver, detector and transmitter systems in software, as opposed to analog hardware or application-specific ICs. It usually uses a baseban…
Forming a beam (directional gain) and, sometimes, shifting the beam direction.
a process of representing an image file or datastream using fewer bytes. compression can be "lossless", in which the original data can be recovered exactly, or it can be "lossy",…
Questions related to implementation of various algorithms under software environments and programming languages.