does digital voice recorder need to be trained |
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ed
Member Joined: 29/Nov/2009 Location: South of Boston Status: Offline Points: 18 |
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Posted: 29/Nov/2009 at 7:41am |
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I'm new to WSR Toolkit, and am having trouble usable transcriptions from my Olympus voice recorder. I first have to convert the Olympus WMA files to WAV, and I'm not sure that the result is recognized as "me" by WSR. I speak into the recorder with the same microphone that I use for direct WSR. My question is, do I have to train WSR to recognize the recorder output before I use WSR Toolkit? Do I have to set up a separate speech profile for the voice recorder output? I hope these questions make sense! Thanks, ed
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mmarkoe
Moderator Group Joined: 24/Jul/2008 Status: Offline Points: 210 |
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What Olympus recorder were you using? What software were you using to convert the WMA file to a WAV file? We have tested the transcription function with the Phillips 9600 recorder and the Zoom H2 recorder from Samson. The Phillips recorder used files converted to WAV I believe with the Philips 9600 recorder software. The Zoom H2 files were native MP3 files. We did not have to create a new user profile. As long as we enunciated clearly and kept the recorder in a consistent position (we used the built in microphones set to directional on both) accuracy was just as good as dictating using the WSR Software.
Marty |
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Marty Markoe, MVP
Microsoft Valued Partner See us at: http://www.mymsspeech.com |
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ed
Member Joined: 29/Nov/2009 Location: South of Boston Status: Offline Points: 18 |
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Olympus VN-6200PC. This is much less expensive than the Philips & Zoom mics you mention, do I guess the sound quality can't be expected to be as good. For WMA to Wav I use WinFF. I'm running Vista 64 bit. It does seem that the Olympus is the problem, though after a few experiments I see that I could also improve my dictation style. Using Vista's native sound recorder and also sndrec32 imported from my old system (no difference in output sound quality), I recorded the Rainbow text, also some paragraphs similar to those I was trying to capture from the Olympus. I found that these wav files gave much better results than those files taken from the Olympus. (I haven't had time to create a file in WMR, convert to WAV, and transcribe that.)
Thanks much for your reply. And the WSRToolbox is a trip! - ed |
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mmarkoe
Moderator Group Joined: 24/Jul/2008 Status: Offline Points: 210 |
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The recording format of the Zoom H2, Philips 9600 and Olympus D-5000 recorders is at least CD quality (44 kHz). This high quality sound is what makes their dictation recordings usable in speech recognition software.
Marty |
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Marty Markoe, MVP
Microsoft Valued Partner See us at: http://www.mymsspeech.com |
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ed
Member Joined: 29/Nov/2009 Location: South of Boston Status: Offline Points: 18 |
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The sampling frequency of the VN 6200PC is 44.1 kHz, according to the Olympus specs page. I'm thinking the difference is in the higher-qua.lity mics and the wider freq. response in the recorders you mention. What's the Olympus D-5000? (I can't find it on Olympus site.) I'll keep messing about with the VN-6200PC, using better mics... - ed |
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