Directional Multi-Resonant Micro-Electromechanical System Acoustic Sensor for Low Frequency Detection.
Justin IvancicFábio AlvesPublished in: Sensors (2024)
Keyphrases
- low frequency
- high frequency
- frequency band
- frequency domain
- contourlet transform
- wavelet transform
- subband
- discrete wavelet transform
- source localization
- wavelet analysis
- high frequency components
- high resolution
- sensor networks
- wavelet coefficients
- low pass
- low and high frequency
- original images
- dct domain
- dual tree
- electromagnetic fields
- audio signal
- face recognition
- image segmentation
- subband decomposition
- computer vision