Rita Ferreira

Steganalysis of multi-class JPEG images based on expanded Markov features and polynomial fitting

Qingzhong Liu, Andrew H. Sung, Bernardete Ribeiro, 2008, 2008 IEEE International Joint Conference on Neural Networks (IEEE World Congress on Computational Intelligence).

Building resilient classifiers for LSB matching steganography

Qingzhong Liu, Andrew H. Sung, Bernardete Ribeiro, 2008, 2008 IEEE International Joint Conference on Neural Networks (IEEE World Congress on Computational Intelligence).