Acoustic Scene Classification by Enhanced High-Frequency Weak Signal Characteristic Spectrum.
Wenjie HaoLasheng ZhaoQiang ZhangPublished in: ICCPR (2019)
Keyphrases
- high frequency
- scene classification
- weak signal
- low frequency
- object recognition
- natural scenes
- biologically inspired
- image classification
- indoor outdoor
- high resolution
- visual quality
- image representation
- visual words
- subband
- wavelet transform
- bag of features
- signal detection
- feature extraction
- wavelet coefficients
- bag of words
- discrete wavelet transform
- super resolution
- high quality
- low snr
- co occurrence
- image retrieval
- pairwise