mirror me meng-chieh yu kenneth 2008/6/20 1 @ ubicomp 2008s
TRANSCRIPT
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Mirror Me
Meng-Chieh YuKenneth
2008/6/201
@ Ubicomp 2008S
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Outline
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1. Introduction2. Related Work3. Method
Bio-signal Computer Vision Multimedia
4. Interaction Design5. Future Work
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Outline
3
1. Introduction
2. Related Work3. Method
Bio-signal Computer Vision Multimedia
4. Interaction Design5. Future Work
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Importance of Respiration
Respiration - Important for Life, Important for your performance
Respiration functions can be changed by learning.(Fried R, et al., 1993)
Correct respiration might make the person be relaxed, reduces the blood pressure and promotes a healthy body.(Rosenbaum E., 2004; Litchfield P.M., 2006)
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Mirror me
• Improve the respiration habits for common user• Encourage users to use belly respiration•Correct breathing exercise can make the person be relaxed, reduces the blood pressure and promotes a healthy body.
Bluetooth Display
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Outline
6
1. Introduction
2. Related Work Computer Vision Biofeedback
3. Method Bio-signal Computer Vision Multimedia
4. Interaction Design5. Future Work
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Computer Vision - Logitech
7http://www.logitech.com/index.cfm/webcam_communications/
Detect the features of user’s face Make your webcam with special effects that put more fun into chatting
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http://www.wilddivine.com/
Healing Rhythms transform your physical and mental health is in your hands -- literally.
Finger sensors connect to your and measure :- Heart Rate Variability, a key indicator of your long-term health- Skin Conductance Levels, literally the level of your perspiration and a
sensitive measure of stress, or relaxation.
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Biofeedback – Wild Divine
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http://www.thoughttechnology.com/9
Biofeedback – BioGraph Infiniti
BioGraph Infiniti provides a multimedia rich graphical experience, while capturing and analyzing raw data.
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Outline
10
1. Introduction
2. Related Work3. Method
Bio-signal Computer Vision Multimedia
4. Interaction Design5. Future Work
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Respiration Sensor
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Bio-signal 1 2
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Total Volume
Belly Volume
Chest Volume
• Exhale/Inhale Time• Respiration Freq.• Respiration Time• Exhale/Inhale Ratio• Chest/Belly Ratio
Air Change Point
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Bio-signal 1 2
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Computer Vision 1 2
Original Image Gaussian Background Model Face Detection
• Color : RGB image
• Resolution : 320 * 240 640 * 480
• Effective Background Subtraction Method
• Single Gaussian Model
• Face Detection (using OpenCV lib.)
− Face Position− Face Size
• Chest/Belly Detection• Shoulder Detection
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Computer Vision 1 2
Detecting the Human Face
Estimate User’s Chest & Belly
Estimate User’s Shoulder
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Multimedia
SoundSound
• Respiration Guidance
−Inhale Time / Exhale Time
• Evaluation
−Silver Crown / Golden Crown
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Outline
16
1. Introduction
2. Related Work3. Method
Bio-signal Computer Vision Multimedia
4. Interaction Design5. Future Work
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Guidance– Butterfly– Vibrator
Reflection– Air Flow
Evaluation– Crown– Command Message
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Interaction Design
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Interaction Design
Visual Sound Touch
Guidance
Reflection
Evaluation
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Mirror ME
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Outline
20
1. Introduction
2. Related Work3. Method
Bio-signal Computer Vision Multimedia
4. Interaction Design5. Future Work
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• Computer Vision– Face Detection (auto login)
– Detecting the Face Features
• Mirror interaction– Transparent Mirror– Touch Screen
• Developing Environment (Virtools)
– Advanced Effect– Particle System– 3D Animation
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Future Work