100 likes | 169 Views
“Searching Audio and Video Sources On the Web” SpeechTEK West 2007. R&D started in 1996; Incorporated in 2000 Nexidia owns 100% of technology and applications 65+ people (35 Technical/Engineers) Venture Funding: $27mm
E N D
“Searching Audio and Video Sources On the Web”SpeechTEK West 2007 Nexidia Confidential
R&D started in 1996; Incorporated in 2000 Nexidia owns 100% of technology and applications 65+ people (35 Technical/Engineers) Venture Funding: $27mm Headquartered in Atlanta; with offices in Menlo Park, Dallas, Denver, Chicago, Washington DC & London Nexidia – Corporate Background Awards Key Investors Nexidia Confidential
Nexidia Markets Homeland Security & Law Enforcement Call Centers Large internal call centers & outsourcers, addressing compliance, call center transformation and corporate intelligence projects Commercial Search Internet media search, podcasting, enterprise search, content management, legal transcripts, and audio/video alignment Legal – Compliments traditional document eDiscovery to include relevant audio from voicemails, call centers, and depositions Nexidia Confidential
Phonetic Technology is Key Nexidia’s phonetic technology reducesany audio track from any recorder in any language into it’s most basic form – phonemes rendering itinstantly searchable Nexidia Confidential
Nexidia Advantages No training of natural language models; fast deployment and results 63 x Real-time Indexing; No additional hardware High accuracy regardless of audio quality; not dictionary dependent Advanced query technology and meta data integration generates relevant results Nexidia Confidential
A searchable phonetic representation of the recorded audio, called a PAT file (Phonetic Audio Track) is created. Benefits • PAT’s search at 120,000 x real time for a single word or phrase (PAT in memory, 3.2 GHz CPU) • PAT file size is 5.6 MB for one hour of recorded audio or video, independent of source file format (1/10th size of 128 kpbs MP3) • PAT files are created at 63x real time / processor (3.2 GHz CPU) • Time aligned companion file to original media file • 29 languages supported currently; adding an average of one per month Search Index Nexidia Search Basics Any audio / video source Nexidia Confidential
Challenges Process is extremely time consuming limiting the number of clips that can be created. Discoverable only by select key words Not discoverable Professionally Produced Content Full Length Video Processing Much of the large body of content is not discoverable by search.. Traditional Approach Content discovery is limited to clip’s metadata. Viewer can not continue to view the long form content after the clip completes. • Video is manually edited into shorter discrete clips • Metadata about the clip’s contentis manually added Nexidia Confidential
Benefits Indexing and search are fast and automated processes. The large body of content is now easily discoverable by search. Content is discovered based on actual spoken words, not metadata so that content can be retrieved through many more key words. Viewer can continue to view the long form content after the clip completes. Producers can make additional premium content available for search that was not originally televised. Professionally Produced Content Full Length Video Processing Nexidia Approach • Search is based on audio track. • Search results correspond to specific points in video content. Nexidia Confidential
Benefits Ability to take video that would otherwise be unavailable or unsuited for distribution and make it searchable as premium web only content. Professionally Produced Content Full Length Video Processing Nexidia Approach Nexidia Confidential
11 Alive Demo Nexidia Confidential