# Category:Signal analysis

Various methods of analyzing signals including harmonic analysis and spectral analysis

## Subcategories

**Discrete event systems**- systems that have discrete and chronological series of events that mark a change in the state of the system**Harmonic analysis**- a branch of mathematics concerned with the representation of functions or signals as the superposition of basic waves and the study of and generalizations of the notions of Fourier series and Fourier transforms**Parameter estimation**- the process of using sample data to estimate the value of a population parameter or a model parameter**Signal mapping**- triangulating and mapping the location and vectors of signals in an environment**Spectral analysis**- a device or algorithm that identifies a frequency domain representation of a time domain signal

## Subcategories

This category has the following 5 subcategories, out of 5 total.

## Pages in category "Signal analysis"

The following 7 pages are in this category, out of 7 total.

## Media in category "Signal analysis"

This category contains only the following file.

- Signal Analysis Army WWII Radio Operator Testing Signal.jpg 338 × 272; 33 KB