Contour based smoke detection in video using wavelets

Keyphrases

• Wavelet 100%
• Contour-based 100%
• Wavelet Domain 100%
• Smoke Detection 100%
• Hidden Markov Model 50%
• Periodic Excitation 50%
• Frequency Content 50%
• Image Frame 50%
• Background Image 50%
• Temporal Behavior 50%
• Energy Content 50%
• Spatial Wavelet Transform 50%
• High-frequency Energy 50%
• Chrominance 50%
• Local Extrema 50%
• Video Monitoring 50%
• Semitransparent 50%

Engineering

• Smoke 100%
• Periodic Behavior 10%
• Early Stage 10%
• Energy Content 10%
• High Frequency Content 10%
• Chrominance 10%