A novel blind robust image watermarking in DCT domain using inter-block coefficient correlation
C Das, S Panigrahi, VK Sharma… - AEU-International Journal …, 2014 - Elsevier
This paper presents a novel blind watermarking algorithm in DCT domain using the
correlation between two DCT coefficients of adjacent blocks in the same position. One DCT …
correlation between two DCT coefficients of adjacent blocks in the same position. One DCT …
A Low Complex and Scalable Reconfigurable Simulation for Orthogonal Approximation using DCT
MA Sreema, N Muthukumaran - 2021 2nd International …, 2021 - ieeexplore.ieee.org
Guess of Discrete Cosine Transform (DCT) is valuable for diminishing its computational
intricacy without critical effect on its coding execution. This paper presents a summed up …
intricacy without critical effect on its coding execution. This paper presents a summed up …
A generalized algorithm and reconfigurable architecture for efficient and scalable orthogonal approximation of DCT
Approximation of discrete cosine transform (DCT) is useful for reducing its computational
complexity without significant impact on its coding performance. Most of the existing …
complexity without significant impact on its coding performance. Most of the existing …
Low-power VLSI architectures for DCT\/DWT: precision vs approximation for HD video, biomedical, and smart antenna applications
The DCT and the DWT are used in a number of emerging DSP applications, such as, HD
video compression, biomedical imaging, and smart antenna beamformers for wireless …
video compression, biomedical imaging, and smart antenna beamformers for wireless …
High throughput DA-based DCT with high accuracy error-compensated adder tree
In this brief, by operating the shifting and addition in parallel, an error-compensated adder-
tree (ECAT) is proposed to deal with the truncation errors and to achieve low-error and high …
tree (ECAT) is proposed to deal with the truncation errors and to achieve low-error and high …
A Row-Parallel 88 2-D DCT Architecture Using Algebraic Integer-Based Exact Computation
An algebraic integer (AI)-based time-multiplexed row-parallel architecture and two final
reconstruction step (FRS) algorithms are proposed for the implementation of bivariate AI …
reconstruction step (FRS) algorithms are proposed for the implementation of bivariate AI …
Hardware-efficient realization of prime-length DCT based on distributed arithmetic
This paper presents an efficient decomposition scheme for hardware-efficient realization of
discrete cosine transform (DCT) based on distributed arithmetic. We have proposed an …
discrete cosine transform (DCT) based on distributed arithmetic. We have proposed an …
Reduced memory, low complexity embedded image compression algorithm using hierarchical listless discrete Tchebichef transform
Listless set partitioning embedded block (LSK) and set partitioning embedded block
(SPECK) are known for their low complexity and simple implementation. However, the …
(SPECK) are known for their low complexity and simple implementation. However, the …
A high-speed 2-D transform architecture with unique kernel for multi-standard video applications
CY Huang, LF Chen, YK Lai - 2008 IEEE International …, 2008 - ieeexplore.ieee.org
In this paper, a high-speed two-dimensional (2-D) transform architecture with unique kernel
for multi-standard video applications is proposed. On the basis of the new distributed …
for multi-standard video applications is proposed. On the basis of the new distributed …
A high performance video transform engine by using space-time scheduling strategy
YH Chen, TY Chang - IEEE transactions on very large scale …, 2011 - ieeexplore.ieee.org
In this paper, a spatial and time scheduling strategy, called the space-time scheduling (STS)
strategy, that achieves high image resolutions in real-time systems is proposed. The …
strategy, that achieves high image resolutions in real-time systems is proposed. The …