Wavelet Threshold Denoising and Pseudo-range Difference-Based Weighting for Indoor BLE Positioning.
Yang DaiJianqiang WangPublished in: SpatialDI (2021)
Keyphrases
- denoising
- image denoising
- wavelet domain
- hard thresholding
- image processing
- denoising algorithm
- wavelet denoising
- noisy images
- total variation
- indoor positioning
- denoising methods
- wavelet packet
- soft thresholding
- natural images
- frequency domain
- threshold selection
- wide range
- noise removal
- range data
- gaussian noise
- soft threshold
- least squares
- wavelet shrinkage
- neural network
- spatially adaptive
- dual tree
- indoor navigation
- indoor environments
- weighting scheme
- tf idf
- image coding
- multiresolution
- feature extraction
- computer vision