Simulation-based analysis of the effect of hot spot size, image SNR and undersampling scheme on compressed sensing reconstruction of MR temperature images during HIFU treatment.
Wei-Hao ChangChing YaoSan-Chao HwangHsu ChangPublished in: BMEI (2012)
Keyphrases
- compressed sensing
- input image
- image data
- image features
- image analysis
- fourier domain
- natural images
- image retrieval
- image reconstruction
- hot spots
- image classification
- edge detection
- pixel values
- three dimensional
- log polar
- volume data
- speckle noise
- image registration
- object recognition
- image matching
- noise reduction
- high resolution
- image quality
- multiscale
- image segmentation
- image processing
- ultrasound imaging
- sparse representation
- feature vectors
- contrast enhancement
- random projections
- spatial domain
- human visual system
- high dimensional data
- gray level
- data analysis