An unsupervised acoustic fall detection system using source separation for sound interference suppression.
Muhammad Salman KhanMiao YuPengming FengLiang WangJonathon A. ChambersPublished in: Signal Process. (2015)
Keyphrases
- fall detection
- source separation
- sound source
- single channel
- audio features
- audio signal
- independent component analysis
- blind source separation
- multi camera
- detection algorithm
- denoising
- indoor environments
- fuzzy inference
- temporal structure
- semi supervised
- computer vision
- speech signal
- audio visual
- features extraction
- spatio temporal
- video sequences
- multiscale
- machine learning
- focus of attention
- multi channel
- music information retrieval
- signal processing
- multiresolution
- feature vectors