Image registration method based on improved SIFT algorithm and essential matrix estimation.
Xiangkun GuoJing YangHu LinPublished in: ICIA (2017)
Keyphrases
- improved algorithm
- estimation algorithm
- high accuracy
- significant improvement
- cost function
- computational cost
- dynamic programming
- image matching
- detection algorithm
- clustering method
- estimation accuracy
- recognition algorithm
- preprocessing
- computational complexity
- detection method
- optimization algorithm
- parameter estimation
- image registration
- matching algorithm
- computationally efficient
- optimization method
- convergence rate
- objective function
- distance matrix
- segmentation algorithm
- probabilistic model
- k means
- segmentation method
- similarity measure
- em algorithm
- expectation maximization
- input data
- coefficient matrix
- sparse matrix
- object recognition
- maximization of mutual information
- transformation matrix
- similarity matrix
- mutual information
- density estimation
- energy function
- support vector machine
- scale invariant feature transform
- geometric constraints
- estimation process
- registration process
- learning algorithm
- keypoints