Correction of dental artifacts within the anatomical surface in PET/MRI using active shape models and k-nearest-neighbors.
Claes Nøhr LadefogedFlemming Littrup AndersenSune Høgild KellerThomas BeyerLiselotte HøjgaardFrançois LauzePublished in: Medical Imaging: Image Processing (2014)
Keyphrases
- k nearest neighbor
- active shape model
- medical images
- magnetic resonance imaging
- knn
- point distribution model
- statistical shape model
- nearest neighbor
- magnetic resonance images
- three dimensional
- carotid artery
- shape model
- imaging modalities
- anatomical structures
- magnetic resonance
- object boundaries
- neural network
- mr images
- support vector machine
- medical imaging
- high quality
- segmentation algorithm
- surface model
- facial features
- coarse to fine
- appearance model
- shape prior
- image reconstruction
- deformable models
- surface reconstruction
- feature selection
- data sets
- active appearance models
- random forest
- text classification
- feature vectors
- level set
- computer vision
- machine learning
- segmentation method