Biometrics[]
Signal processing is the process of extracting distinguishing features from a raw biometric sample, which may include some or all of the following:
- signal or image normalization
- segmentation
- feature extraction
- quality assessment, and
- template creation.
Telecommunications[]
Signal processing is
| “ | [t]he processing of externally derived information-bearing signals by algorithms such as time compression, filtering, extraction, selection, correlation, convolution or transformations between domains (e.g., fast Fourier transform or Walsh transform).[1] | ” |
References[]
- ↑ U.S. Export Administration Regulations, Part 772 (15 C.F.R. §772.1).