Difference between revisions of "Recording data for speech recognition training"
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== Pre-requisites == | == Pre-requisites == | ||
# You must have a headset with a mic or a desktop boom mic. Preferably the same mic which will be used for speech recognition on the robot. Built in laptop or desktop mics are not recommended. | # You must have a headset with a mic or a desktop boom mic. Preferably the same mic which will be used for speech recognition on the robot. Built in laptop or desktop mics are not recommended. | ||
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# Make sure you have Audacity installed. This can be done as follows on linux | # Make sure you have Audacity installed. This can be done as follows on linux | ||
<pre> | <pre> | ||
Revision as of 15:01, 11 February 2011
Pre-requisites
- You must have a headset with a mic or a desktop boom mic. Preferably the same mic which will be used for speech recognition on the robot. Built in laptop or desktop mics are not recommended.
- Make sure you have Audacity installed. This can be done as follows on linux
sudo apt-get install audacity
- Open Audacity and configure it as follows
- In the Edit>Preferences>Devices (or Audio I/O); make sure that you select 'Channels: 1 (Mono)' under the 'Recording' section.
- In the Edit>Preferences>Quality; make sure that the 'Default Sample Rate' is set to '48000 Hz' and the 'Default Sample Format' is set to '16-bit'
