The CMU Audio Databases

Databases

MicArray
AN4
Let's go
CMU-SIN
PDA
RM1

CMU Robust Speech Recognition Group: Census Database

This database, also known as AN4 and as the Alphanumeric database, was recorded internally at CMU circa 1991. It has been used in several theses over the years.

This database is made available subject to the license terms.

CMU Census Database

Description of database

README

Database (audio files and transcriptions)

Raw audio (.raw) format, big endian byte order (64 M)
Raw audio (.raw) format, little endian byte order (64 M)
NIST's Sphere audio (.sph) format (64 M)
Mel cepstra (.mfc) encoded format (14 M)

This page is maintained by Evandro Gouvêa ()
The Robust Speech Recognition Group is part of the Sphinx Speech Group at Carnegie Mellon University