VOICE PERFORMANCE MEASUREMENTS
Subjective intelligibility scores are determined for various combinations of signal-to-noise ratios, clipping, filtering, and pre-emphasis/de-emphasis. These are compared with scores derived using linear predictive coding (LPC). An overall correlation of 0.88 is obtained between the two sets of scores. (Author)
-
Corporate Authors:
National Telecommunications/Information Administration
Boulder, CO United StatesFederal Aviation Administration
800 Independence Avenue, SW
Washington, DC United States 20591 -
Authors:
- HARTMAN, W J
- Pratt, L E
- Publication Date: 1980-6
Media Info
- Pagination: 26 p.
Subject/Index Terms
- TRT Terms: Acoustic signal processing; Correlation analysis; Detectors; Digital computers; Distortion (Structures); Equipment tests; Interference; Legibility; Measurement; Noise; Scoring (Concrete); Signal processing; Speech; Speech recognition; Statistical analysis; Test procedures; Voice communication
- Uncontrolled Terms: Intelligibility
- Old TRIS Terms: Acoustic signals; Digital systems; Distortion; Noise sound; Scoring; Test equipment
- Subject Areas: Data and Information Technology; Environment;
Filing Info
- Accession Number: 00318887
- Record Type: Publication
- Source Agency: National Technical Information Service
- Report/Paper Numbers: FAA-RD-80-71
- Contract Numbers: DOT-FA79WAI-013
- Files: NTIS, USDOT
- Created Date: Oct 27 2002 12:00AM