Affine-transformation and 2D-projection invariant k-NN classification of handwritten characters via a new matching measure.
Yukihiko YamashitaToru WakaharaPublished in: Pattern Recognit. (2016)
Keyphrases
- affine transformation
- knn
- k nearest neighbour
- affine invariant
- k nearest neighbor
- feature points
- image matching
- handwritten characters
- normalized cross correlation
- geometric transformations
- curve matching
- fourier descriptors
- nearest neighbor
- text classification
- web document classification
- image registration
- transformation parameters
- similarity transformations
- support vector machine
- k nearest
- nearest neighbour
- feature selection
- text categorization
- moment invariants
- pattern recognition
- affine invariance
- b spline
- support vector
- decision trees
- feature extraction
- distance function
- similarity search
- similarity measure
- document classification
- nearest neighbor algorithm
- character recognition
- multiscale
- affine distortion
- arc length
- training set
- voting methods
- data sets
- image analysis
- neural network
- machine learning
- affine transform
- curvature scale space
- computer vision
- matching algorithm
- keypoints