An Improved Coverless Text Steganography Algorithm Based on Pretreatment and POS.
Yuling LiuJiao WuXianyi ChenPublished in: KSII Trans. Internet Inf. Syst. (2021)
Keyphrases
- detection algorithm
- times faster
- learning algorithm
- matching algorithm
- objective function
- computational complexity
- high accuracy
- experimental evaluation
- simulated annealing
- k means
- cost function
- np hard
- dynamic programming
- computational cost
- string matching
- particle swarm optimization
- preprocessing
- optimal solution
- probabilistic model
- text mining
- significant improvement
- search space
- linear programming
- expectation maximization
- optimization algorithm
- keywords
- information retrieval
- recognition algorithm
- neural network