Hybridizing β-hill climbing with wavelet transform for denoising ECG signals.
Zaid Abdi Alkareem AlyasseriAhamad Tajudin KhaderMohammed Azmi Al-BetarMohammed A. AwadallahPublished in: Inf. Sci. (2018)
Keyphrases
- hill climbing
- ecg signals
- denoising
- wavelet transform
- harmony search
- translation invariant
- wavelet domain
- image denoising
- simulated annealing
- wavelet packet
- soft threshold
- wavelet coefficients
- search space
- denoising algorithm
- image compression
- subband
- multiresolution
- natural images
- search algorithm
- genetic algorithm ga
- image processing
- noisy images
- wavelet bases
- undecimated wavelet transform
- higher peak signal to noise ratio
- multiscale
- max min
- direct search
- search strategy
- hill climbing algorithm
- systematic search
- tabu search
- noise removal
- path finding
- power line
- heart rate
- steepest ascent
- atrial fibrillation
- search procedure
- feature extraction
- gaussian noise
- wavelet analysis
- exhaustive search
- nonlinear diffusion
- hybrid algorithms
- heuristic function
- denoising methods
- mit bih arrhythmia database
- greedy search
- ridgelet transform
- neural network
- partial differential equations
- special case
- computational complexity
- genetic algorithm