- Extension
- .sph
- .mp3
- Format
- Binary
- Binary
- Category
- Audio
- Audio
- Developer
- NIST
- Moving Picture Experts Group
- Description
- Waveform audio file created in the NIST SPHERE format, which is often used in speech recognition research; often contains a recording of a person speaking; can be provided as input to speech recognition systems.
- An MP3 file is an audio file saved in a compressed audio format developed by the Moving Picture Experts Group (MPEG) that uses "Layer 3" audio compression. It is commonly used to store music and audiobooks with near-CD quality sound (stereo, 16-bit) and roughly 1/10 the size of a .WAV or .AIF file.
- MIME Type
- audio/x-nist-sph
- audio/mpeg3
