Optical correlator based on the Hilbert transform for image recognition.
Andrei DragulinescuAna-Maria DragulinescuIoana M. MarcuPublished in: ECAI (2021)
Keyphrases
- high frequency
- image recognition
- hilbert transform
- wavelet transform
- subband
- wavelet coefficients
- multiscale
- basis functions
- multiresolution
- image classification
- hilbert huang transform
- radon transform
- correlation function
- face recognition
- image processing
- pattern recognition
- steerable filters
- rotation invariant
- signal analysis
- correlation filters
- empirical mode decomposition
- gray level
- image retrieval