An Online Algorithm for Contrastive Principal Component Analysis.
Siavash GolkarDavid LipshutzTiberiu TesileanuDmitri B. ChklovskiiPublished in: ICASSP (2023)
Keyphrases
- cost function
- preprocessing
- learning algorithm
- improved algorithm
- experimental evaluation
- dynamic programming
- search space
- k means
- similarity measure
- expectation maximization
- principal component analysis
- high accuracy
- neural network
- recognition algorithm
- times faster
- covariance matrix
- detection algorithm
- computationally efficient
- simulated annealing
- computational complexity
- objective function
- significant improvement
- support vector
- dimensionality reduction
- probabilistic model
- maximum likelihood
- computational cost
- image processing
- support vector machine svm
- segmentation algorithm
- np hard
- hidden markov models