Carnegie SpeechCarnegie SpeechCarnegie SpeechCarnegie Speech
Bridging The Gap:Teaching and Assessing
Spoken English
Bridging The Gap:Teaching and Assessing
Spoken English
Carnegie SpeechCarnegie Speech
Carnegie SpeechCarnegie SpeechCarnegie SpeechCarnegie Speech
Carnegie SpeechCarnegie 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
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Carnegie Speech’s ProductsCarnegie 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 SpeechCarnegie SpeechCarnegie SpeechCarnegie Speech
Customized for increased accuracy
Increases effectiveness of remediation and assessment
Identifies student’s exact errors
Adapts to individuals’ abilities and learning styles
Carnegie Speech’s Solution Carnegie Speech’s Solution
AssessmentAssessment
Tailors assessment to customer’s task
TutorTutor
Machine LearningMachine Learning
PinpointingPinpointing
ESLESL
Speech RecognitionSpeech Recognition
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Carnegie Speech AssessmentCarnegie 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
Aggregated Assessment Report
Aggregated Assessment Report
Summary Assessment Report for All PhonesCreated on October 31, 2007
Name Date Articulation
Score Assessmnt
Results 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
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Assessment Effectiveness AnalysisAssessment Effectiveness Analysis
• Carnegie Speech software and Company Linguist assessed interview candidates and employees
• Interview assessments - 94% agreement• Employee assessments - 91% agreement
Carnegie Speech Assessment Calibration Statistics
0
50
100
% of Software Classifications Matching Organization’s In-Person Classifications
CandidatesEmployees
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Native Accent TrainingNative 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
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Native Accent FeaturesNative 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
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Pilot Results - IndiaPilot Results - India
• 13 hours of training on phonemes and prosody• Decreases trainer time by 64%• Delivers training at 50% of the cost
8
5
21
23
0
5
10
15
20
25
Articulation Pace and Pausing
Nu
mb
er o
f S
tud
ents
# of students whopassed pre-trainingassessment
# of students whopassed post-trainingassessment
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Native Accent for Teaching Iraqi Arabic to US Personnel
Native Accent for Teaching Iraqi Arabic to US Personnel
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Native Accent for Arabic (cont.)Native Accent for Arabic (cont.)
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Pronunciation – PhoneticsPronunciation – Phonetics
• Text is colored based on pinpointing
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GrammarGrammar
• Multiple choice answers are crossed through when incorrect
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Sentence StressSentence Stress
• Pitch scale describes how to match pitch
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Sentence Pause ReductionSentence Pause Reduction
• Word pairs appear one at a time, with the space between each decreasing each time
•Take Food
•Take Food
•Take Food