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TUC 2012 Friday, April 20 th 9:15 – 10:00 Closed Captioning Best Practices Dr. Leyla Zhuhadar: Western Kentucky UniversityWestern Kentucky University Dr. Leyla Zhuhadar: Western Kentucky UniversityWestern Kentucky University
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Western Kentucky University Leyla Zhuhadar Established in1906 Bowling Green, KY Enrollment ~ 21,000 Distance Learning: ~ 450 faculty ~ 400 online courses ~ 20% of total enrollment per year
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Tegrity Usage @ WKU (2007-2012) Courses Used Tegrity = 1,496 Faculty Used Tegrity = 590 All-Time Total Recordings = 30,391 Recording Hours = 8,194
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Tegrity Usage @ WKU (2007-2012) Courses Used Tegrity = 1,496 Faculty Used Tegrity = 590 All-Time Total Recordings = 30,391 Recording Hours = 8,194
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Multimedia Usage @ WKU (2007-2012)
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Closed Captioning (2007-2012)
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Why we caption with Tegrity? Remove Barriers to faculty for teaching online! Made the decision to caption ALL Tegrity videos produced for distance learning courses Ongoing (forever) process ADA 508 was a concern! And it is the right thing to do
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How we caption with Tegrity
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Transcription team: undergrad work-study students Closed-Captioning Why we caption with Tegrity?
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Transcription team: use a “Wave pedal” start/stop speed, etc. Transcription team: about 2-3x time, $10 per hour Programmer team: about $15 per hour Total Cost = ~$25 How we caption with Tegrity Closed-Captioning
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Closed-Captioning file requires time stamps [00:00:00.000] This is a recording showing the use and features of the 3M projectors and smart boards. [00:00:05.000] Testing #2 [00:00:10.000] testing #3 How we caption with Tegrity
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We wrote a little closed-captioning “Time Stamper” Java program Takes text transcript and creates time stamped cc input file (*.txt format) Enter the starting and ending times of the lecture in the (HH:MM:SS) format Output file is caption.txt Download: Tutorial & Software (URL)URL How we caption with Tegrity
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Tegrity captioning solution Edit -> “Add Closed Captioning” How we caption with Tegrity
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Tegrity captioning solution Browse to the “caption.txt” file and add it to caption the video How we caption with Tegrity
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Sample Showcase Recordings: Legal Environment of BusinessLegal Environment of Business
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We mark a closed-captioned session (CC) How we caption with Tegrity
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Additional Benefits Can upload the closed-caption file as additional learning resource for students in additional content section Captioning makes it easier for students to learn spelling and obscure terms Can translate transcripts and have subtitles (dual language lectures) “Searchability”
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Accuracy in sync & Pros/Cons Accuracy: Up- to-US! By default is around 70-80% accuracy Enhancement: semi-automatic fix (available) (3x time) Pros Pros: Cost: $25 100% accuracy in sync Money stays “in house” Students learn Cons: Time consuming
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What we’d like to see change Moving the closed-captioning under the Instructional Video Mobile users can see closed captions Bigger space more text = higher level of accuracy! Additional Contents: Copied at the same time when a user copy a course: in compliance with sections 508 (actual script is included)
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Panel Qs & As
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