Pham Van At

According to our database, Pham Van At authored at least 9 papers between 2012 and 2022.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2022

Efficient reversible data hiding using block histogram shifting with invariant peak points.

Nguyen Kim Sao, Cao Thi Luyen, Pham Van At

J. Inf. Hiding Multim. Signal Process., 2022

2020

Reversible Data Hiding Based on Prediction Error Histogram Shifting and Pixel-Based PVO.

Nguyen Kim Sao, Cao Thi Luyen, Le Kinh Tai, Pham Van At

Proceedings of the Intelligent Information and Database Systems - 12th Asian Conference, 2020

An Improved Reversible Watermarking Based on Pixel Value Ordering and Prediction Error Expansion.

Le Quang Hoa, Cao Thi Luyen, Nguyen Kim Sao, Pham Van At

Proceedings of the Intelligent Information and Database Systems - 12th Asian Conference, 2020

2019

A Novel Public Key Robust Watermarking Method for Still Images Based on Intentional Permutation Based on DCT and DWT.

Cao Thi Luyen, Hieu Cuong Nguyen, Pham Van At

Proceedings of the 2019 IEEE-RIVF International Conference on Computing and Communication Technologies, 2019

2016

A fast and efficient reversible watermarking method using generalized integer transform.

Cao Thi Luyen, Pham Van At

Proceedings of the 2016 IEEE RIVF International Conference on Computing & Communication Technologies, 2016

A Fast and Robust Image Watermarking Scheme Using Improved Singular Value Decomposition.

Cao Thi Luyen, Hieu Cuong Nguyen, Pham Van At

Proceedings of the Intelligent Information and Database Systems - 8th Asian Conference, 2016

2015

Novel Algorithm for Non-Negative Matrix Factorization.

Tran Dang Hien, Do Van Tuan, Pham Van At, Le Hung Son

New Math. Nat. Comput., 2015

2012

Additive Update Algorithm for Nonnegative Matrix Factorization

Tran Dang Hien, Do Van Tuan, Pham Van At

CoRR, 2012

A Novel Data Hiding Scheme for Binary Images

Do Van Tuan, Tran Dang Hien, Pham Van At

CoRR, 2012