[Freeswitch-dev] Speaker Identification implementation

[Anthony Minessale]

it really just falls under the existing media_bug interface no?


On Thu, Aug 18, 2011 at 9:33 AM, Christopher Rienzo <cmrienzo at gmail.com> wrote:
> I suspect this will be very similar in implementation to switch_core_asr, so
> we could either reuse that interface, or implement a new Speaker
> Identification and Verification (SIV) interface.  Hop on #freeswitch-dev to
> talk this over and figure out the best approach.
>
> If you implement a new interface, you probably need at least the following
> functions:
>
> switch_core_siv_open
> switch_core_siv_close
> switch_core_siv_pause
> switch_core_siv_resume
> switch_core_siv_feed
> switch_core_siv_get_results
> switch_core_siv_start_input_timers
>
> And then some new functions in switch_ivr_async.c:
>
> switch_ivr_detect_speaker
> switch_ivr_pause_detect_speaker
> switch_ivr_resume_detect_speaker
> switch_ivr_stop_detect_speaker
> switch_ivr_detect_speaker_start_input_timers
>
> And a new application in mod_dptools.c
>
> detect_speaker
>
>
>
> On Thu, Aug 18, 2011 at 8:35 AM, Viktor Jamrich <viktor_jamrich at centrum.sk>
> wrote:
>>
>> That's it ! I was talking about speaker identification by comparing the
>> speaker's voiceprint with
>> pre-trained voiceprint saved in a voiceprint repository. Sure, I've
>> heard about Nuance is planning to acquire
>> Loquendo, another speech processing shark ;)
>>
>> I was thinking about creating a new abstract interface called e.g.
>> switch_sid_interface (SID = speaker identification) which
>> could be binded to e.g. a proprietary interface module or (the better
>> solution) to mod_unimrcp since MRCPv2 protocol supports
>> speaker identification/verification. Using this sid interface w/
>> mod_unimrcp FreeSWITCH would be able to use MRCP
>> servers for speaker identification/verification. Currently Nuance and
>> Loquendo has few MRCP servers supporting this service and
>> of course our company is planning to deploy a MRCPv2 server soon.
>> Example application is e.g. instead of looking for your customer
>> ID or telling your personal ID data to the operator who needs to have
>> your identity confirmed before he/she tells you some confidental info,
>> the company (whether call center or whatever) would just use speaker
>> identification service via MRCPv2 and from 3 to 5 seconds of voice
>> he/she will know, whether the person is really the one he/she is
>> claiming he/she is or not.
>>
>> What do you think about it ??
>>
>> Have a nice day ;)
>>
>> Sincerely, Viktor Jamrich.
>>
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>
>
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-- 
Anthony Minessale II

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