uncovering hidden data in audio to automate ad … · ad detection for vod cyber resonance ad break...
TRANSCRIPT
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UNCOVERING HIDDEN DATA IN AUDIO TO AUTOMATE
AD DETECTION FOR VOD
CYBER RESONANCE
Ad break point
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AGENDA
Define VOD and DAIProblem DefinitionSolution RequirementsFinal Product ResultsChallenges EncounteredMatlab ToolsProduct DemoConclusion
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VOD AND DAI
Video on Demand• Viewers choose their own content
• Can be viewed on a variety of devices
Dynamic Ad Insertion• Advanced advertising opportunities
• Advertisers target ads that can be swapped in/out
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PROBLEM DEFINITION
Manual identification of content• Time consuming & inaccurate
• Requires large staff and high cost
Existing solutions• Low accuracy rate (~80%)
• CPU intensive
• Slow
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SOLUTION REQUIREMENTSAccuracy• 95% transitions detection
Error detection/correction
Real-time & batch
Speed• 60 minutes < 60 seconds
Supportable & Scalable
Utilize MATLAB
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PRODUCT (MEDIA DETECTIVE)
Tested and verified across all genres at 99.8% accuracy
Supports Windows and Linux
Process 3 hour show in 12 seconds
12 months R&D, 3 months of Build, 2 months of QA and 1 month to create Production version - The Easy Way
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CHALLENGES ENCOUNTERED
Gather large test dataset• 500+ hours of content
Measure success• Manual tagging of Ad break points
• Statistical success/failure reporting
Poor quality of content• Filtering and rules
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MATLAB & TOOLBOXES
MATLAB 2017b
Audio System (real-time)
DSP System (real-time)
Signal Processing (real-time)
Wavelet (real-time)
MATLAB Coder & Compiler (real-time/batch)
Parallel Computing (batch)
Statistics and Machine Learning (test harness only)
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PRODUCT – COMPONENTS
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DEMONSTRATION VIDEO
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TIME STAMP VISUALIZATION TOOL
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TIME STAMP VISUALIZATION TOOL
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TIME STAMP VISUALIZATION TOOL
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DEMONSTRATION VIDEO -VISUALIZATION
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CONCLUSION
Processes all Genres
Accuracy > 99.8%
60 minutes in under 5 seconds
Runs local or in the cloud
Process Jobs in parallel
MATLAB and Java