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Classroom Contents
VoiceLive - A Phoneme Localization Based Liveness Detection for Voice Authentication on Smartphones
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- 1 Intro
- 2 Mobile Applications
- 3 Voice Authentication: Spoofing
- 4 Existing Solutions
- 5 VoiceLive: Basic Idea
- 6 System & Attack Models
- 7 Human Speech System
- 8 Phonemes: Vowels
- 9 Phoneme Localization with Mic Array
- 10 Approach Overview
- 11 System Overview
- 12 Phoneme Segmentation
- 13 TDOA Calculation
- 14 Similarity Comparison Normalize TDA dynamic to the same scale as the template
- 15 Properties Of TDOA dynamics
- 16 Experiment Methodology
- 17 Data Collection
- 18 Attack Design
- 19 Overall Performance
- 20 Robustness to Phone Displacement
- 21 Conclusion
