An Improved Wake-Up Receiver Based on the Optimization of Low-Frequency Pattern Matchers.
Robert FrommOlfa KanounFaouzi DerbelPublished in: Sensors (2023)
Keyphrases
- low frequency
- high frequency
- frequency domain
- wavelet transform
- wavelet analysis
- subband
- electromagnetic fields
- discrete wavelet transform
- frequency band
- low pass
- multiresolution
- wavelet coefficients
- original images
- high frequency components
- image analysis
- image segmentation
- contourlet transform
- machine learning
- video sequences
- spatial domain
- face recognition