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Bridging The Gap: Teaching and Assessing Spoken English. Carnegie Speech. Carnegie Speech. Advanced products for testing & improving speaking skills for nonnative speakers
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Bridging The Gap:Teaching and Assessing Spoken English Carnegie Speech
Carnegie Speech • Advanced products for testing & improving speaking skills for nonnative speakers • Software company with proprietary pinpointing technology licensed from Carnegie Mellon University and its Language Technologies Institute • Outtake of > 20 years of language research • Marquee customers w/proven results • Installed globally in US, MX, El Salvador, India, Poland, Romania, Costa Rica, Philippines, Korea, Singapore, and China
Carnegie Speech’s Products • Applications that are effective: • Self-paced • With a trainer/assessor • Windows LAN or desktop based, Web available 1Q 2008 • Carnegie Speech Assessment provides cost-effective, scalable solution for • Hiring Screens • Pre and Post-Training Assessments • QA Screens • Native Accent provides cost-effective, scalable solutions for comprehensibility • Pronunciation Training • Refresher Training
Carnegie Speech’s Solution Tutor Assessment Adapts to individuals’ abilities and learning styles Machine Learning Tailors assessment to customer’s task Pinpointing Identifies student’s exact errors ESL Increases effectiveness of remediation and assessment Speech Recognition Customized for increased accuracy
Carnegie Speech Assessment • Assessment • 30 sentences balanced for 250 subskills of English. • Tutorial explaining interface. • Applicant reads sentences. • Takes about 10 minutes. • Reporting – individual and summary reports
Summary Assessment Report for All PhonesCreated on March 31, 2005 Name Date ArticulationScore AssessmntResults Comments Annuradha March 22, 2007 27 / 38 Train Articulation - AA, EH, M, N, NG, S, T, UW, W, Y, Z Sunil March 19, 2007 34 / 38 Pass Articulation - AA, AY, F, W Anita March 22, 2007 32 / 38 Pass Articulation - AA, D, DH, P, T, Y Prasad March 22, 2007 26 / 38 Train Articulation - AA, AE, AY, DH, OY, P, S, UH, UW, W, Y, Z Aggregated Assessment Report Summary Assessment Report for All PhonesCreated on October 31, 2007
Carnegie Speech Assessment Calibration Statistics 100 50 Candidates Employees 0 % of Software Classifications Matching Organization’s In-Person Classifications Assessment Effectiveness Analysis • Carnegie Speech software and Company Linguist assessed interview candidates and employees • Interview assessments - 94% agreement • Employee assessments - 91% agreement
Native Accent Training • Assessment • Biased by native language • Initial assessment of student • Ongoing guidance to the curriculum manager • Intelligent English pronunciation tutor • Phonetics • Duration • Pitch • Multi-modal feedback • Aural • Written • Pictorial • Reporting – individual and class
Native Accent Features • Phonemic-level assessment with 3-5 second feedback • Detailed, comprehensible instructions for remediation, not “try again” not a waveform • Customized curriculum for the individual for a 15-40 hour course • Customized curriculum for native language of speaker. Supports 9 Indian languages. • Gender-based model speakers • Objective quantitative skill measurement • Self-paced • With a trainer/assessor
Pilot Results - India • 13 hours of training on phonemes and prosody • Decreases trainer time by 64% • Delivers training at 50% of the cost
Pronunciation – Phonetics • Text is colored based on pinpointing
Grammar • Multiple choice answers are crossed through when incorrect
Sentence Stress • Pitch scale describes how to match pitch
Sentence Pause Reduction • Word pairs appear one at a time, with the space between each decreasing each time • Take Food • Take Food • Take Food