Noise robust audio surveillance using reduced spectrogram image feature and one-against-all SVM.
Roneel V. SharanTom J. MoirPublished in: Neurocomputing (2015)
Keyphrases
- support vector machine
- svm classifier
- multi class
- image noise
- svm classification
- image features
- support vector machine svm
- support vector
- feature vectors
- noise model
- noisy environments
- pattern analysis
- signal processing
- noise level
- geometric distortions
- multimedia
- salt pepper
- speech signal
- estimation error
- signal to noise ratio
- feature space
- noise reduction
- classification algorithm
- scale space
- hyperplane
- audio visual
- binary classification
- surveillance videos
- multi class classification
- image content
- kernel function
- short time fourier transform