Wednesday, January 6, 2010

Re: [Avid-L2] Re: Spoken word search - Video Editing, Production

Reporters who forget to note down TC would only be encouraged by this.

DD

kip.watters wrote:
>
>
> The ideas are similar in that we believe there is quite a bit of value
> locked up in the dialogue. I'm interested in understanding the pain
> points that could be solved by having the audio natively and
> immediately searchable anytime, from anywhere the video is accessible.
>
> Specifically, using a speech to text approach that yields, based on
> our experiments and others who have tried the tool, transcripts that
> range from 30 to 60% accurate, with accuracy falling off the charts as
> audio quality is degraded.
>
> In addition to general accuracy, speed to index and vocabulary
> limitations are also hurdles to large-scale adoption of automated
> transcription.
>
> Having said that, Nexidia can time-align a transcript down to the
> word-level (even if its a low quality or imcomplete document) that can
> be used for text-based editing, navigation, content grouping, etc. I
> am posting a link to some examples of this later.
>
>
> --- In Avid-L2@yahoogroups.com <mailto:Avid-L2%40yahoogroups.com>,
> "Terence Curren" <tcurren@...> wrote:
> >
> > Sounds like a lot of the stuff Adobe has been doing.
> >
> > --- In Avid-L2@yahoogroups.com <mailto:Avid-L2%40yahoogroups.com>,
> "kip.watters" <kwatters@> wrote:
> > >
> > > My name is Kip Watters -- I am the Director or Product Management
> for Media at Nexidia. Nexidia is the company whose technology powers
> ScriptSync in Avid's Media Composer and other Avid products.
> ScriptSync is just one way to utilize Nexidia's "phonetic search"
> capability -- time-aligning selections of a script with one or more
> scenes in a movie production.
> > >
> > > I am interested in hearing your thoughts on other ways that search
> of spoken word content in audio and video would benefit the
> professional video editing community.
> > >
> > > For example, would having access to a search box through Avid
> client applications capable of quickly finding all occurrences of a
> word or phrase (anything you typed in) within a local or network-based
> content archive -- similar to a Google search for untranscribed audio
> and video -- be valuable? Search results would jump you directly to
> each place in the audio where the search term was spoken.
> > >
> > > This search would not rely on manual tagging, descriptions,
> captions, etc. of content, and is independent of any existing metadata
> (title, tags, descriptions, character names, etc.) that may already be
> searchable. In fact, spoken-word and metadata-based search could be
> combined to ensure that all information, including what the actors
> say, is searched together.
> > >
> > > Would an audio search be more useful in a specific application
> that you use, and if so, which applications?
> > >
> > > Do you have examples of jobs you work on in which fast, on-demand
> access to target content via keyword/phrase search would make it
> easier or possible to do things that you cannot do today?
> > >
> > > Love to have your ideas and other thoughts on how spoken word
> search could be applied in the Video Editing and Asset Management areas.
> > >
> > > A couple of additional notes on Nexidia Search capability:
> > >
> > > 1) Rather than producing a text transcript, Nexidia's indexing
> process (which produces a small index file for each media file) is
> several hundred times faster than speech-to-text (a 1 hour video
> becomes searchable in a few seconds).
> > >
> > > 2) Phonetic search, unlike speech to text, does not require every
> word to be in the "dictionary" of possible terms for it to be found.
> This is especially important when searching regional or topical
> content with unique proper name and colloquialisms. Nexidia is also
> more tolerant of background noise and does not require a perfect
> recording to be useful.
> > >
> >
>
>

--
David Dawkins
780-905-9121
dawk2@shaw.ca

[Non-text portions of this message have been removed]

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